[ { "path": ".gitignore", "content": "package-lock.json\n\n# Logs\nlogs\n*.log\nnpm-debug.log*\nyarn-debug.log*\nyarn-error.log*\n\n# Runtime data\npids\n*.pid\n*.seed\n*.pid.lock\n\n# Directory for instrumented libs generated by jscoverage/JSCover\nlib-cov\n\n# Coverage directory used by tools like istanbul\ncoverage\n\n# nyc test coverage\n.nyc_output\n\n# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)\n.grunt\n\n# Bower dependency directory (https://bower.io/)\nbower_components\n\n# node-waf configuration\n.lock-wscript\n\n# Compiled binary addons (http://nodejs.org/api/addons.html)\nbuild/Release\n\n# Dependency directories\nnode_modules/\njspm_packages/\n\n# Typescript v1 declaration files\ntypings/\n\n# Optional npm cache directory\n.npm\n.npmrc\n\n# Optional eslint cache\n.eslintcache\n\n# Optional REPL history\n.node_repl_history\n\n# Output of 'npm pack'\n*.tgz\n\n# dotenv environment variables file\n.env\n.env.development\n\n# gatsby files\n.cache/\npublic\n\n# Mac files\n.DS_Store\n\n# Yarn\nyarn-error.log\n.pnp/\n.pnp.js\n# Yarn Integrity file\n.yarn-integrity\n\n.now\n.serverless\n" }, { "path": ".prettierignore", "content": ".cache\npackage.json\npackage-lock.json\npublic\n" }, { "path": ".prettierrc", "content": "{\n \"endOfLine\": \"lf\",\n \"semi\": false,\n \"singleQuote\": false,\n \"tabWidth\": 2,\n \"trailingComma\": \"es5\"\n}\n" }, { "path": ".vscode/settings.json", "content": "{\n \"python.pythonPath\": \"/usr/local/bin/python2.7\"\n}" }, { "path": ".yarnrc", "content": "\"@swizec:registry\" \"https://registry.npmjs.org/\"\n" }, { "path": "LICENSE", "content": "The MIT License (MIT)\n\nCopyright (c) 2015 gatsbyjs\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE.\n\n" }, { "path": "README.md", "content": "\n# Serverless Handbook for frontend engineers\n\nCurious about serverless? Wanna get into backend but not sure how? This handbook is for you. \n\nRather than a book you read start to finish, it's meant to work as a reference. A handbook that stands by your side while you work. Need a recipe? Look it up. Got a question on a thorny issue? The handbook hopes to help.\n\nOpen source, contributions and fixes welcome :)" }, { "path": "examples/hello-world/handler.js", "content": "exports.hello = async (event) => {\n const { name = '' } = event.queryStringParameters || {}\n\n return {\n statusCode: 200,\n body: `Hello ${name} 👋`,\n }\n}\n" }, { "path": "examples/hello-world/serverless.yml", "content": "service: hello-world\nprovider:\n name: aws\n runtime: nodejs12.x\n stage: dev\n\nfunctions:\n hello:\n handler: ./handler.hello\n events:\n - http:\n path: hello\n method: GET\n cors: true\n" }, { "path": "examples/serverless-auth-example/.gitignore", "content": "dist\nnode_modules\n.serverless\n" }, { "path": "examples/serverless-auth-example/package.json", "content": "{\n \"name\": \"serverless-auth-example\",\n \"version\": \"1.0.0\",\n \"description\": \"AWS Lambda example of building a simple auth\",\n \"main\": \"index.js\",\n \"scripts\": {\n \"build\": \"tsc\",\n \"deploy\": \"npm run build && serverless deploy\"\n },\n \"repository\": {\n \"type\": \"git\",\n \"url\": \"git+https://github.com/Swizec/serverless-handbook.git\"\n },\n \"author\": \"Swizec\",\n \"license\": \"MIT\",\n \"bugs\": {\n \"url\": \"https://github.com/Swizec/serverless-handbook/issues\"\n },\n \"homepage\": \"https://serverlesshandbook.dev\",\n \"dependencies\": {\n \"@types/aws-lambda\": \"^8.10.72\",\n \"@types/crypto-js\": \"^4.0.1\",\n \"@types/jsonwebtoken\": \"^8.5.0\",\n \"@types/lodash.omit\": \"^4.5.6\",\n \"aws-lambda\": \"^1.0.6\",\n \"crypto-js\": \"^4.0.0\",\n \"jsonwebtoken\": \"^8.5.1\",\n \"lodash.omit\": \"^4.5.0\",\n \"simple-dynamodb\": \"^1.0.1\",\n \"typescript\": \"^4.1.5\",\n \"uuid\": \"^8.3.2\"\n },\n \"engines\": {\n \"node\": \"12.x || 14.x\"\n }\n}\n" }, { "path": "examples/serverless-auth-example/serverless.yml", "content": "service: serverless-auth-example\n\nprovider:\n name: aws\n runtime: nodejs12.x\n stage: dev\n environment:\n USER_TABLE: ${self:service}-users-${self:provider.stage}\n SALT: someRandomSecretString_pleaseUseProperSecrets:)\n JWT_SECRET: useRealSecretsManagementPlease\n iamRoleStatements:\n - Effect: Allow\n Action:\n - dynamodb:Query\n - dynamodb:Scan\n - dynamodb:GetItem\n - dynamodb:PutItem\n - dynamodb:UpdateItem\n - dynamodb:DeleteItem\n Resource: \"arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.USER_TABLE}\"\n\nfunctions:\n login:\n handler: dist/auth.login\n events:\n - http:\n path: login\n method: POST\n cors: true\n verify:\n handler: dist/auth.verify\n events:\n - http:\n path: verify\n method: POST\n cors: true\n privateHello:\n handler: dist/private.hello\n events:\n - http:\n path: private\n method: GET\n cors: true\n\nresources:\n Resources:\n UsersTable:\n Type: \"AWS::DynamoDB::Table\"\n Properties:\n AttributeDefinitions:\n - AttributeName: username\n AttributeType: S\n KeySchema:\n - AttributeName: username\n KeyType: HASH\n ProvisionedThroughput:\n ReadCapacityUnits: 1\n WriteCapacityUnits: 1\n TableName: ${self:provider.environment.USER_TABLE}\n\npackage:\n exclude:\n - node_modules/typescript/**\n - node_modules/@types/**\n" }, { "path": "examples/serverless-auth-example/src/auth.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport * as db from \"simple-dynamodb\"\nimport omit from \"lodash.omit\"\nimport * as jwt from \"jsonwebtoken\"\nimport { response, hashPassword } from \"./util\"\n\nasync function createUser(username: string, password: string) {\n const result = await db.updateItem({\n TableName: process.env.USER_TABLE!,\n Key: {\n username,\n },\n UpdateExpression: `SET password = :password, createdAt = :createdAt`,\n ExpressionAttributeValues: {\n \":password\": hashPassword(username, password),\n \":createdAt\": new Date().toISOString(),\n },\n })\n return result.Attributes\n}\n\nasync function findUser(username: string) {\n const result = await db.getItem({\n TableName: process.env.USER_TABLE!,\n Key: {\n // username is the key, which means it must be unique\n username,\n },\n })\n\n return result.Item\n}\n\n// Logs you in based on username/password combo\n// Creates user on first login\nexport const login = async (event: APIGatewayEvent) => {\n const { username, password } = JSON.parse(event.body || \"{}\")\n\n if (!username || !password) {\n return response(400, {\n status: \"error\",\n error: \"Please provide a username and password\",\n })\n }\n\n // find user in database\n let user = await findUser(username)\n\n if (!user) {\n // user was not found, create\n user = await createUser(username, password)\n } else {\n // check credentials\n if (hashPassword(username, password) !== user.password) {\n // 🚨\n return response(401, {\n status: \"error\",\n error: \"Bad username/password combination\",\n })\n }\n }\n\n // user was created or has valid credentials\n const token = jwt.sign(omit(user, \"password\"), process.env.SUPER_SECRET!)\n\n return response(200, {\n user: omit(user, \"password\"),\n token,\n })\n}\n\n// Verifies you have a valid JWT token\nexport const verify = async (event: APIGatewayEvent) => {\n const { token } = JSON.parse(event.body || \"{}\")\n\n if (!token) {\n return response(400, {\n status: \"error\",\n error: \"Please provide a token to verify\",\n })\n }\n\n try {\n jwt.verify(token, process.env.JWT_SECRET!)\n return response(200, { status: \"valid\" })\n } catch (err) {\n return response(401, err)\n }\n}\n" }, { "path": "examples/serverless-auth-example/src/private.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport { response, checkAuth, User } from \"./util\"\n\nexport async function hello(event: APIGatewayEvent) {\n // returns JWT token payload\n const user = checkAuth(event) as User\n\n if (user) {\n return response(200, {\n message: `Hello ${user.username}`,\n })\n } else {\n return response(401, {\n status: \"error\",\n error: \"This is a private resource\",\n })\n }\n}\n" }, { "path": "examples/serverless-auth-example/src/util.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport sha256 from \"crypto-js/sha256\"\nimport * as jwt from \"jsonwebtoken\"\n\nexport function response(statusCode: number, body: any) {\n return {\n statusCode,\n // permissive CORS headers\n headers: {\n \"Access-Control-Allow-Headers\": \"Content-Type\",\n \"Access-Control-Allow-Origin\": \"*\",\n \"Access-Control-Allow-Methods\": \"OPTIONS,POST,GET\",\n },\n body: JSON.stringify(body),\n }\n}\n\n// Hashing your password before saving is critical\n// Hashing is one-way meaning you can never guess the password\n// Adding a salt and the username guards against common passwords\nexport function hashPassword(username: string, password: string) {\n return sha256(\n `${password}${process.env.SALT}${username}${password}`\n ).toString()\n}\n\nexport type User = { username: string; createdAt: string }\n\n// Used to verify a request is authenticated\nexport function checkAuth(event: APIGatewayEvent): boolean | User {\n const bearer = event.headers[\"Authorization\"]\n\n if (bearer) {\n try {\n const decoded = jwt.verify(\n // Bearer prefix from Authorization header\n bearer.replace(/^Bearer /, \"\"),\n process.env.JWT_SECRET!\n )\n\n // We saved user info in the token\n return decoded as User\n } catch (err) {\n return false\n }\n } else {\n return false\n }\n}\n" }, { "path": "examples/serverless-auth-example/tsconfig.json", "content": "{\n \"compilerOptions\": {\n \"target\": \"ES2019\",\n \"module\": \"commonjs\",\n \"outDir\": \"./dist\",\n \"strict\": true,\n \"baseUrl\": \"./\",\n \"typeRoots\": [\"node_modules/@types\"],\n \"types\": [\"node\"],\n \"esModuleInterop\": true,\n \"inlineSourceMap\": true,\n \"lib\": [\"ES2019\", \"dom\"]\n }\n}\n" }, { "path": "examples/serverless-chrome-example/dist/scraper.js", "content": "\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst util_1 = require(\"./util\");\nasync function scrapeGoogle(browser, search) {\n const page = await browser.newPage();\n await page.goto(\"https://google.com\", {\n waitUntil: [\"domcontentloaded\", \"networkidle2\"],\n });\n // this part is specific to the page you're scraping\n await page.type(\"input[type=text]\", search);\n const [response] = await Promise.all([\n page.waitForNavigation(),\n page.click(\"input[type=submit]\"),\n ]);\n if (!response.ok()) {\n throw \"Couldn't get response\";\n }\n await page.goto(response.url());\n // this part is very specific to the page you're scraping\n const searchResults = await page.$$(\".rc\");\n let links = await Promise.all(searchResults.map(async (result) => {\n return {\n url: await result.$eval(\"a\", (node) => node.getAttribute(\"href\")),\n title: await result.$eval(\"h3\", (node) => node.innerHTML),\n description: await result.$eval(\"span.st\", (node) => node.innerHTML),\n };\n }));\n return {\n statusCode: 200,\n body: JSON.stringify(links),\n };\n}\nexports.handler = util_1.createHandler(scrapeGoogle);\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-chrome-example/dist/screenshot.js", "content": "\"use strict\";\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst fs_1 = __importDefault(require(\"fs\"));\nconst util_1 = require(\"./util\");\nasync function screenshotGoogle(browser, search) {\n const page = await browser.newPage();\n await page.goto(\"https://google.com\", {\n waitUntil: [\"domcontentloaded\", \"networkidle2\"],\n });\n // this part is specific to the page you're screenshotting\n await page.type(\"input[type=text]\", search);\n const [response] = await Promise.all([\n page.waitForNavigation(),\n page.click(\"input[type=submit]\"),\n ]);\n if (!response.ok()) {\n throw \"Couldn't get response\";\n }\n await page.goto(response.url());\n // this part is specific to the page you're screenshotting\n const element = await page.$(\"#main\");\n if (!element) {\n throw \"Couldn't find results div\";\n }\n const boundingBox = await element.boundingBox();\n const imagePath = `/tmp/screenshot-${new Date().getTime()}.png`;\n if (!boundingBox) {\n throw \"Couldn't measure size of results div\";\n }\n await page.screenshot({\n path: imagePath,\n clip: boundingBox,\n });\n const data = fs_1.default.readFileSync(imagePath).toString(\"base64\");\n return {\n statusCode: 200,\n headers: {\n \"Content-Type\": \"image/png\",\n },\n body: data,\n isBase64Encoded: true,\n };\n}\nexports.handler = util_1.createHandler(screenshotGoogle);\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-chrome-example/dist/util.js", "content": "\"use strict\";\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst chrome_aws_lambda_1 = __importDefault(require(\"chrome-aws-lambda\"));\nasync function getChrome() {\n let browser = null;\n try {\n browser = await chrome_aws_lambda_1.default.puppeteer.launch({\n args: chrome_aws_lambda_1.default.args,\n defaultViewport: {\n width: 1920,\n height: 1080,\n isMobile: true,\n deviceScaleFactor: 2,\n },\n executablePath: await chrome_aws_lambda_1.default.executablePath,\n headless: chrome_aws_lambda_1.default.headless,\n ignoreHTTPSErrors: true,\n });\n }\n catch (err) {\n console.error(\"Error launching chrome\");\n console.error(err);\n }\n return browser;\n}\nexports.getChrome = getChrome;\n// both scraper and screenshot have the same basic handler\n// they just call a different method to do things\nexports.createHandler = (workFunction) => async (event) => {\n const search = event.queryStringParameters && event.queryStringParameters.search;\n if (!search) {\n return {\n statusCode: 400,\n body: \"Please provide a ?search= parameter\",\n };\n }\n const browser = await getChrome();\n if (!browser) {\n return {\n statusCode: 500,\n body: \"Error launching Chrome\",\n };\n }\n try {\n // call the function that does the real work\n const response = await workFunction(browser, search);\n return response;\n }\n catch (err) {\n console.log(err);\n return {\n statusCode: 500,\n body: \"Error scraping Google\",\n };\n }\n};\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-chrome-example/package.json", "content": "{\n \"name\": \"serverless-chrome-example\",\n \"version\": \"1.0.0\",\n \"description\": \"AWS Lambda example of using Chrome Puppeteer\",\n \"main\": \"index.js\",\n \"scripts\": {\n \"build\": \"tsc\",\n \"deploy\": \"npm run build && serverless deploy\"\n },\n \"engines\": {\n \"node\": \"12.x\"\n },\n \"repository\": {\n \"type\": \"git\",\n \"url\": \"git+https://github.com/Swizec/serverless-handbook.git\"\n },\n \"author\": \"Swizec\",\n \"license\": \"MIT\",\n \"bugs\": {\n \"url\": \"https://github.com/Swizec/serverless-handbook/issues\"\n },\n \"homepage\": \"https://github.com/Swizec/serverless-handbook#readme\",\n \"dependencies\": {\n \"@types/aws-lambda\": \"^8.10.58\",\n \"@types/puppeteer\": \"^3.0.1\",\n \"aws-lambda\": \"^1.0.6\",\n \"chrome-aws-lambda\": \"^3.1.1\",\n \"puppeteer\": \"3.1.0\",\n \"puppeteer-core\": \"3.1.0\"\n }\n}\n" }, { "path": "examples/serverless-chrome-example/serverless.yml", "content": "service: serverless-chrome-example\n\nprovider:\n name: aws\n runtime: nodejs12.x\n stage: dev\n apiGateway:\n binaryMediaTypes:\n - \"*/*\"\n\nfunctions:\n scraper:\n handler: dist/scraper.handler\n memorysize: 2536\n timeout: 30\n events:\n - http:\n path: scraper\n method: GET\n cors: true\n\n screenshot:\n handler: dist/screenshot.handler\n memorysize: 2536\n timeout: 30\n events:\n - http:\n path: screenshot\n method: GET\n cors: true\n\npackage:\n exclude:\n - node_modules/puppeteer/.local-chromium/**\n" }, { "path": "examples/serverless-chrome-example/src/scraper.ts", "content": "import { Browser } from \"puppeteer\"\n\nimport { createHandler } from \"./util\"\n\nasync function scrapeGoogle(browser: Browser, search: string) {\n const page = await browser.newPage()\n await page.goto(\"https://google.com\", {\n waitUntil: [\"domcontentloaded\", \"networkidle2\"],\n })\n\n // this part is specific to the page you're scraping\n await page.type(\"input[type=text]\", search)\n\n const [response] = await Promise.all([\n page.waitForNavigation(),\n page.click(\"input[type=submit]\"),\n ])\n\n if (!response.ok()) {\n throw \"Couldn't get response\"\n }\n\n await page.goto(response.url())\n\n // this part is very specific to the page you're scraping\n const searchResults = await page.$$(\".rc\")\n\n let links = await Promise.all(\n searchResults.map(async (result) => {\n return {\n url: await result.$eval(\"a\", (node) => node.getAttribute(\"href\")),\n title: await result.$eval(\"h3\", (node) => node.innerHTML),\n description: await result.$eval(\"span.st\", (node) => node.innerHTML),\n }\n })\n )\n\n return {\n statusCode: 200,\n body: JSON.stringify(links),\n }\n}\n\nexport const handler = createHandler(scrapeGoogle)\n" }, { "path": "examples/serverless-chrome-example/src/screenshot.ts", "content": "import { Browser } from \"puppeteer\"\nimport fs from \"fs\"\n\nimport { createHandler } from \"./util\"\n\nasync function screenshotGoogle(browser: Browser, search: string) {\n const page = await browser.newPage()\n await page.goto(\"https://google.com\", {\n waitUntil: [\"domcontentloaded\", \"networkidle2\"],\n })\n\n // this part is specific to the page you're screenshotting\n await page.type(\"input[type=text]\", search)\n\n const [response] = await Promise.all([\n page.waitForNavigation(),\n page.click(\"input[type=submit]\"),\n ])\n\n if (!response.ok()) {\n throw \"Couldn't get response\"\n }\n\n await page.goto(response.url())\n\n // this part is specific to the page you're screenshotting\n const element = await page.$(\"#main\")\n\n if (!element) {\n throw \"Couldn't find results div\"\n }\n\n const boundingBox = await element.boundingBox()\n const imagePath = `/tmp/screenshot-${new Date().getTime()}.png`\n\n if (!boundingBox) {\n throw \"Couldn't measure size of results div\"\n }\n\n await page.screenshot({\n path: imagePath,\n clip: boundingBox,\n })\n\n const data = fs.readFileSync(imagePath).toString(\"base64\")\n\n return {\n statusCode: 200,\n headers: {\n \"Content-Type\": \"image/png\",\n },\n body: data,\n isBase64Encoded: true,\n }\n}\n\nexport const handler = createHandler(screenshotGoogle)\n" }, { "path": "examples/serverless-chrome-example/src/util.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport { Browser } from \"puppeteer\"\nimport chrome from \"chrome-aws-lambda\"\n\nexport type APIResponse = {\n statusCode: number\n headers?: { [key: string]: string }\n body: string | Buffer\n isBase64Encoded?: boolean\n}\n\nexport async function getChrome() {\n let browser = null\n\n try {\n browser = await chrome.puppeteer.launch({\n args: chrome.args,\n defaultViewport: {\n width: 1920,\n height: 1080,\n isMobile: true,\n deviceScaleFactor: 2,\n },\n executablePath: await chrome.executablePath,\n headless: chrome.headless,\n ignoreHTTPSErrors: true,\n })\n } catch (err) {\n console.error(\"Error launching chrome\")\n console.error(err)\n }\n\n return browser\n}\n\n// both scraper and screenshot have the same basic handler\n// they just call a different method to do things\nexport const createHandler = (\n workFunction: (browser: Browser, search: string) => Promise\n) => async (event: APIGatewayEvent): Promise => {\n const search =\n event.queryStringParameters && event.queryStringParameters.search\n\n if (!search) {\n return {\n statusCode: 400,\n body: \"Please provide a ?search= parameter\",\n }\n }\n\n const browser = await getChrome()\n\n if (!browser) {\n return {\n statusCode: 500,\n body: \"Error launching Chrome\",\n }\n }\n\n try {\n // call the function that does the real work\n const response = await workFunction(browser, search)\n\n return response\n } catch (err) {\n console.log(err)\n return {\n statusCode: 500,\n body: \"Error scraping Google\",\n }\n }\n}\n" }, { "path": "examples/serverless-chrome-example/tsconfig.json", "content": "{\n \"compilerOptions\": {\n \"target\": \"ES2019\",\n \"module\": \"commonjs\",\n \"outDir\": \"./dist\",\n \"strict\": true,\n \"baseUrl\": \"./\",\n \"typeRoots\": [\"node_modules/@types\"],\n \"types\": [\"node\"],\n \"esModuleInterop\": true,\n \"inlineSourceMap\": true,\n \"lib\": [\"ES2019\", \"dom\"]\n }\n}\n" }, { "path": "examples/serverless-data-pipeline-example/.gitignore", "content": ".serverless\ndist\n" }, { "path": "examples/serverless-data-pipeline-example/package.json", "content": "{\n \"name\": \"serverless-data-pipeline-example\",\n \"version\": \"1.0.0\",\n \"description\": \"A simple massively distributed adder\",\n \"main\": \"index.js\",\n \"repository\": \"https://github.com/Swizec/serverless-handbook\",\n \"author\": \"Swizec\",\n \"license\": \"MIT\",\n \"scripts\": {\n \"build\": \"tsc\",\n \"deploy\": \"npm run build && serverless deploy\"\n },\n \"engines\": {\n \"node\": \"12.x\"\n },\n \"dependencies\": {\n \"@types/aws-lambda\": \"^8.10.39\",\n \"@types/aws-sdk\": \"^2.7.0\",\n \"@types/node-fetch\": \"^2.5.4\",\n \"@types/uuid\": \"^3.4.6\",\n \"aws-lambda\": \"^1.0.4\",\n \"aws-sdk\": \"^2.597.0\",\n \"querystring\": \"^0.2.0\",\n \"simple-dynamodb\": \"^1.0.1\",\n \"uuid\": \"^3.3.3\"\n }\n}\n" }, { "path": "examples/serverless-data-pipeline-example/serverless.yml", "content": "service: serverless-data-pipeline-example\n\nprovider:\n name: aws\n runtime: nodejs12.x\n stage: dev\n environment:\n SUMS_TABLE: ${self:service}-summs-${self:provider.stage}\n SCRATCHPAD_TABLE: ${self:service}-scratchpad-${self:provider.stage}\n iamRoleStatements:\n - Effect: Allow\n Action:\n - dynamodb:Query\n - dynamodb:Scan\n - dynamodb:GetItem\n - dynamodb:PutItem\n - dynamodb:UpdateItem\n - dynamodb:DeleteItem\n Resource: \"arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.SUMS_TABLE}\"\n\n - Effect: Allow\n Action:\n - dynamodb:Query\n - dynamodb:Scan\n - dynamodb:GetItem\n - dynamodb:PutItem\n - dynamodb:UpdateItem\n - dynamodb:DeleteItem\n Resource: \"arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.SCRATCHPAD_TABLE}\"\n\n # all permissions on all SQS queues, what could possibly go wrong\n - Effect: \"Allow\"\n Action:\n - \"sqs:*\"\n Resource: \"*\"\n\nfunctions:\n sumArray:\n handler: dist/sumArray.handler\n events:\n - http:\n path: sumArray\n method: POST\n cors: true\n environment:\n timesTwoQueueURL:\n Ref: TimesTwoQueue\n\n timesTwo:\n handler: dist/timesTwo.handler\n events:\n - sqs:\n arn:\n Fn::GetAtt:\n - TimesTwoQueue\n - Arn\n batchSize: 1\n environment:\n reduceQueueURL:\n Ref: ReduceQueue\n\n reduce:\n handler: dist/reduce.handler\n events:\n - sqs:\n arn:\n Fn::GetAtt:\n - ReduceQueue\n - Arn\n # this means we get up to 2 messages per invocation\n batchSize: 2\n environment:\n reduceQueueURL:\n Ref: ReduceQueue\n\nresources:\n Resources:\n SumsTable:\n Type: \"AWS::DynamoDB::Table\"\n Properties:\n AttributeDefinitions:\n - AttributeName: arrayId\n AttributeType: S\n KeySchema:\n - AttributeName: arrayId\n KeyType: HASH\n ProvisionedThroughput:\n ReadCapacityUnits: 1\n WriteCapacityUnits: 1\n TableName: ${self:provider.environment.SUMS_TABLE}\n\n ScratchpadTable:\n Type: \"AWS::DynamoDB::Table\"\n Properties:\n AttributeDefinitions:\n - AttributeName: packetId\n AttributeType: S\n - AttributeName: arrayId\n AttributeType: S\n KeySchema:\n - AttributeName: packetId\n KeyType: HASH\n - AttributeName: arrayId\n KeyType: RANGE\n ProvisionedThroughput:\n ReadCapacityUnits: 1\n WriteCapacityUnits: 1\n TableName: ${self:provider.environment.SCRATCHPAD_TABLE}\n\n TimesTwoQueue:\n Type: \"AWS::SQS::Queue\"\n Properties:\n QueueName: \"TimesTwoQueue-${self:provider.stage}\"\n VisibilityTimeout: 60\n\n ReduceQueue:\n Type: \"AWS::SQS::Queue\"\n Properties:\n QueueName: \"ReduceQueue-${self:provider.stage}\"\n VisibilityTimeout: 60\n # RedrivePolicy:\n # deadLetterTargetArn:\n # Fn::GetAtt:\n # - UnpackLogDLQueue\n # - Arn\n # maxReceiveCount: 10\n" }, { "path": "examples/serverless-data-pipeline-example/src/reduce.ts", "content": "import { SQSEvent, SQSRecord } from \"aws-lambda\"\nimport * as db from \"simple-dynamodb\"\nimport uuidv4 from \"uuid/v4\"\n\nimport { sendSQSMessage, Packet } from \"./utils\"\n\nexport const handler = async (event: SQSEvent) => {\n // grab messages from queue\n // depending on batchSize there could be multiple\n let arrayIds: string[] = event.Records.map((record: SQSRecord) =>\n JSON.parse(record.body)\n )\n\n // process each ID from batch\n await Promise.all(arrayIds.map(reduceArray))\n}\n\nasync function reduceArray(arrayId: string) {\n // grab 2 entries from scratchpad table\n // IRL you'd grab as many as you can cost-effectively process in execution\n // depends what you're doing\n const packets = await readPackets(arrayId)\n\n if (packets.length > 0) {\n // sum packets together\n const sum = packets.reduce(\n (sum: number, packet: Packet) => sum + packet.packetValue,\n 0\n )\n\n // add the new item sum to scratchpad table\n // we do this first so we don't delete rows if it fails\n const newPacket = {\n arrayId,\n packetId: uuidv4(),\n arrayLength: packets[0].arrayLength,\n packetValue: sum,\n packetContains: packets.reduce(\n (count: number, packet: Packet) => count + packet.packetContains,\n 0\n ),\n }\n await db.updateItem({\n TableName: process.env.SCRATCHPAD_TABLE!,\n Key: {\n arrayId,\n packetId: uuidv4(),\n },\n UpdateExpression:\n \"SET packetValue = :packetValue, arrayLength = :arrayLength, packetContains = :packetContains\",\n ExpressionAttributeValues: {\n \":packetValue\": newPacket.packetValue,\n \":arrayLength\": newPacket.arrayLength,\n \":packetContains\": newPacket.packetContains,\n },\n })\n\n // delete the 2 rows we just summed\n await cleanup(packets)\n\n // are we done?\n if (newPacket.packetContains >= newPacket.arrayLength) {\n // done, save sum to final table\n await db.updateItem({\n TableName: process.env.SUMS_TABLE!,\n Key: {\n arrayId,\n },\n UpdateExpression: \"SET resultSum = :resultSum\",\n ExpressionAttributeValues: {\n \":resultSum\": sum,\n },\n })\n } else {\n // not done, trigger another reduce step\n await sendSQSMessage(process.env.reduceQueueURL!, arrayId)\n }\n }\n}\n\nasync function readPackets(arrayId: string): Promise {\n const result = await db.scanItems({\n TableName: process.env.SCRATCHPAD_TABLE!,\n FilterExpression: \"#arrayId = :arrayId\",\n ExpressionAttributeNames: { \"#arrayId\": \"arrayId\" },\n ExpressionAttributeValues: { \":arrayId\": arrayId },\n Limit: 2,\n })\n\n if (result.Items) {\n return result.Items as Packet[]\n } else {\n return []\n }\n}\n\nasync function cleanup(packets: Packet[]) {\n await Promise.all(\n packets.map((packet) =>\n db.deleteItem({\n TableName: process.env.SCRATCHPAD_TABLE!,\n Key: {\n arrayId: packet.arrayId,\n packetId: packet.packetId,\n },\n })\n )\n )\n}\n" }, { "path": "examples/serverless-data-pipeline-example/src/sumArray.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport uuidv4 from \"uuid/v4\"\nimport { response, sendSQSMessage } from \"./utils\"\n\ninterface APIResponse {\n statusCode: number\n body: string\n}\n\nexport const handler = async (event: APIGatewayEvent): Promise => {\n const arrayId = uuidv4()\n\n if (!event.body) {\n return response(400, {\n status: \"error\",\n error: \"Provide a JSON body\",\n })\n }\n\n const array: number[] = JSON.parse(event.body)\n\n // split array into elements\n // trigger timesTwo lambda for each entry\n for (let packetValue of array) {\n await sendSQSMessage(process.env.timesTwoQueueURL!, {\n arrayId,\n packetId: uuidv4(),\n packetValue,\n arrayLength: array.length,\n packetContains: 1,\n })\n }\n\n return response(200, {\n status: \"success\",\n array,\n arrayId,\n })\n}\n" }, { "path": "examples/serverless-data-pipeline-example/src/timesTwo.ts", "content": "import { SQSEvent, SQSRecord } from \"aws-lambda\"\nimport { sendSQSMessage, Packet } from \"./utils\"\nimport * as db from \"simple-dynamodb\"\n\nexport const handler = async (event: SQSEvent) => {\n // grab messages from queue\n // depending on batchSize there could be multiple\n let packets: Packet[] = event.Records.map((record: SQSRecord) =>\n JSON.parse(record.body)\n )\n\n // iterate packets and multiply by 2\n // this would be a more expensive operation usually\n packets = packets.map((packet) => ({\n ...packet,\n packetValue: packet.packetValue * 2,\n }))\n\n // store each result in scratchpad table\n // in theory it's enough to put them on the queue\n // an intermediary table makes the reduce step easier to implement\n await Promise.all(\n packets.map((packet) =>\n db.updateItem({\n TableName: process.env.SCRATCHPAD_TABLE!,\n Key: { arrayId: packet.arrayId, packetId: packet.packetId },\n UpdateExpression:\n \"SET packetValue = :packetValue, arrayLength = :arrayLength, packetContains = :packetContains\",\n ExpressionAttributeValues: {\n \":packetValue\": packet.packetValue,\n \":arrayLength\": packet.arrayLength,\n \":packetContains\": packet.packetContains,\n },\n })\n )\n )\n\n // trigger next step in calculation\n const uniqueArrayIds = Array.from(\n new Set(packets.map((packet) => packet.arrayId))\n )\n\n await Promise.all(\n uniqueArrayIds.map((arrayId) =>\n sendSQSMessage(process.env.reduceQueueURL!, arrayId)\n )\n )\n\n return true\n}\n" }, { "path": "examples/serverless-data-pipeline-example/src/utils.ts", "content": "import AWS from \"aws-sdk\"\n\nexport type Packet = {\n arrayId: string\n packetId: string\n packetValue: number\n arrayLength: number\n packetContains: number\n}\n\nexport const sendSQSMessage = async (QueueURL: string, Message: any) => {\n Message = JSON.stringify(Message)\n\n console.log(`SQSing ${Message} to ${QueueURL}`)\n\n return new AWS.SQS()\n .sendMessage({\n MessageBody: Message,\n QueueUrl: QueueURL,\n })\n .promise()\n}\n\nexport const fetchSQSMessage = async (QueueURL: string) => {\n console.log(`fetchSQSing from ${QueueURL}`)\n\n return new AWS.SQS()\n .receiveMessage({\n QueueUrl: QueueURL,\n WaitTimeSeconds: 1,\n })\n .promise()\n}\n\nexport function response(statusCode: number, body: any) {\n return {\n statusCode,\n body: JSON.stringify(body),\n }\n}\n" }, { "path": "examples/serverless-data-pipeline-example/tsconfig.json", "content": "{\n \"compilerOptions\": {\n \"target\": \"ES2019\",\n \"module\": \"commonjs\",\n \"outDir\": \"./dist\",\n \"strict\": true,\n \"baseUrl\": \"./\",\n \"typeRoots\": [\"node_modules/@types\"],\n \"types\": [\"node\"],\n \"esModuleInterop\": true,\n \"inlineSourceMap\": true,\n \"lib\": [\"ES2019\"]\n }\n}" }, { "path": "examples/serverless-graphql-example/dist/dynamodb.js", "content": "\"use strict\";\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst aws_sdk_1 = __importDefault(require(\"aws-sdk\"));\nconst dynamoDB = new aws_sdk_1.default.DynamoDB.DocumentClient();\nexports.updateItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.update(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\n// collect all fields in a JSON object into a DynamoDB expression\nexports.buildExpression = (body) => {\n return Object.keys(body)\n .map((key) => `${key} = :${key}`)\n .join(\", \");\n};\nexports.buildAttributes = (body) => {\n return Object.fromEntries(Object.entries(body).map(([key, value]) => [\n `:${key}`,\n typeof value === \"string\" || typeof value === \"number\"\n ? value\n : JSON.stringify(value),\n ]));\n};\nexports.getItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.get(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\nexports.scanItems = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.scan(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\nexports.deleteItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.delete(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\n//# 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}, { "path": "examples/serverless-graphql-example/dist/graphql.js", "content": "\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst apollo_server_lambda_1 = require(\"apollo-server-lambda\");\nconst queries_1 = require(\"./queries\");\nconst mutations_1 = require(\"./mutations\");\n// this is where we define the shape of our API\nconst schema = apollo_server_lambda_1.gql `\n type Item {\n id: String\n name: String\n body: String\n createdAt: String\n updatedAt: String\n }\n\n type Query {\n item(id: String!): Item\n }\n\n type Mutation {\n updateItem(id: String, name: String, body: String): Item\n deleteItem(id: String!): Item\n }\n`;\n// this is where the shape maps to functions\nconst resolvers = {\n Query: {\n item: queries_1.item,\n },\n Mutation: {\n updateItem: mutations_1.updateItem,\n deleteItem: mutations_1.deleteItem,\n },\n};\nconst server = new apollo_server_lambda_1.ApolloServer({ typeDefs: schema, resolvers });\nexports.handler = server.createHandler({\n cors: {\n origin: \"*\",\n credentials: true,\n },\n});\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-graphql-example/dist/manageItems.js", "content": "\"use strict\";\nvar __importStar = (this && this.__importStar) || function (mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\n result[\"default\"] = mod;\n return result;\n};\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst db = __importStar(require(\"./dynamodb\"));\nconst v4_1 = __importDefault(require(\"uuid/v4\"));\nfunction response(statusCode, body) {\n return {\n statusCode,\n body: JSON.stringify(body),\n };\n}\n// fetch using /item/ID\nexports.getItem = async (event) => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : null;\n if (!itemId) {\n return response(404, {\n status: \"error\",\n error: \"Item not found\",\n });\n }\n const item = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n });\n if (item.Item) {\n return response(200, {\n status: \"success\",\n item: item.Item,\n });\n }\n else {\n return response(404, {\n status: \"error\",\n error: \"Item not found\",\n });\n }\n};\n// upsert an item\n// /item or /item/ID\nexports.updateItem = async (event) => {\n let itemId = event.pathParameters ? event.pathParameters.itemId : v4_1.default();\n let createdAt = new Date().toISOString();\n // find item if exists\n const find = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n });\n if (find.Item) {\n // save createdAt so we don't overwrite on update\n createdAt = find.Item.createdAt;\n }\n else {\n return response(404, {\n status: \"error\",\n error: \"Item not found\",\n });\n }\n if (!event.body) {\n return response(400, {\n status: \"error\",\n error: \"Provide a JSON body\",\n });\n }\n let body = JSON.parse(event.body);\n if (body.itemId) {\n // this will confuse DynamoDB, you can't update the key\n delete body.itemId;\n }\n const item = await db.updateItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n UpdateExpression: `SET ${db.buildExpression(body)}, createdAt = :createdAt, lastUpdatedAt = :lastUpdatedAt`,\n ExpressionAttributeValues: {\n ...db.buildAttributes(body),\n \":createdAt\": createdAt,\n \":lastUpdatedAt\": new Date().toISOString(),\n },\n ReturnValues: \"ALL_NEW\",\n });\n return response(200, {\n status: \"success\",\n item: item.Attributes,\n });\n};\nexports.deleteItem = async (event) => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : null;\n if (!itemId) {\n return response(400, {\n status: \"error\",\n error: \"Provide an itemId\",\n });\n }\n // DynamoDB handles deleting already deleted files, no error :)\n const item = await db.deleteItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n ReturnValues: \"ALL_OLD\",\n });\n return response(200, {\n status: \"success\",\n itemWas: item.Attributes,\n });\n};\n//# 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}, { "path": "examples/serverless-graphql-example/dist/mutations.js", "content": "\"use strict\";\nvar __importStar = (this && this.__importStar) || function (mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\n result[\"default\"] = mod;\n return result;\n};\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst db = __importStar(require(\"simple-dynamodb\"));\nconst v4_1 = __importDefault(require(\"uuid/v4\"));\nfunction remapProps(item) {\n return {\n ...item,\n id: item.itemId,\n name: item.itemName,\n };\n}\n// upsert an item\n// item(name, ...) or item(id, name, ...)\nexports.updateItem = async (_, args) => {\n let itemId = args.id ? args.id : v4_1.default();\n let createdAt = new Date().toISOString();\n // find item if exists\n if (args.id) {\n const find = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n });\n if (find.Item) {\n // save createdAt so we don't overwrite on update\n createdAt = find.Item.createdAt;\n }\n else {\n throw \"Item not found\";\n }\n }\n const updateValues = {\n itemName: args.name,\n body: args.body,\n };\n const item = await db.updateItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n UpdateExpression: `SET ${db.buildExpression(updateValues)}, createdAt = :createdAt, updatedAt = :updatedAt`,\n ExpressionAttributeValues: {\n ...db.buildAttributes(updateValues),\n \":createdAt\": createdAt,\n \":updatedAt\": new Date().toISOString(),\n },\n ReturnValues: \"ALL_NEW\",\n });\n return remapProps(item.Attributes);\n};\nexports.deleteItem = async (_, args) => {\n // DynamoDB handles deleting already deleted files, no error :)\n const item = await db.deleteItem({\n TableName: process.env.ITEM_TABLE,\n Key: {\n itemId: args.id,\n },\n ReturnValues: \"ALL_OLD\",\n });\n return remapProps(item.Attributes);\n};\n//# 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}, { "path": "examples/serverless-graphql-example/dist/queries.js", "content": "\"use strict\";\nvar __importStar = (this && this.__importStar) || function (mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\n result[\"default\"] = mod;\n return result;\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst db = __importStar(require(\"simple-dynamodb\"));\nfunction remapProps(item) {\n return {\n ...item,\n id: item.itemId,\n name: item.itemName,\n };\n}\n// fetch using item(id: String)\nexports.item = async (_, args) => {\n const item = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: {\n itemId: args.id,\n },\n });\n return remapProps(item.Item);\n};\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-graphql-example/package.json", "content": "{\n \"name\": \"serverless-rest-example\",\n \"version\": \"1.0.0\",\n \"description\": \"A simple CRUD example using serverless\",\n \"main\": \"index.js\",\n \"repository\": \"https://github.com/Swizec/serverless-handbook\",\n \"author\": \"Swizec\",\n \"license\": \"MIT\",\n \"scripts\": {\n \"build\": \"tsc\",\n \"deploy\": \"npm run build && serverless deploy\"\n },\n \"engines\": {\n \"node\": \"12.x\"\n },\n \"dependencies\": {\n \"@types/aws-lambda\": \"^8.10.39\",\n \"@types/aws-sdk\": \"^2.7.0\",\n \"@types/node-fetch\": \"^2.5.4\",\n \"@types/uuid\": \"^3.4.6\",\n \"apollo-server-lambda\": \"^2.12.0\",\n \"aws-lambda\": \"^1.0.4\",\n \"aws-sdk\": \"^2.597.0\",\n \"querystring\": \"^0.2.0\",\n \"simple-dynamodb\": \"^1.0.0\",\n \"uuid\": \"^3.3.3\"\n }\n}\n" }, { "path": "examples/serverless-graphql-example/serverless.yml", "content": "service: serverless-graphql-example\n\nprovider:\n name: aws\n runtime: nodejs12.x\n stage: dev\n environment:\n ITEM_TABLE: ${self:service}-items-${self:provider.stage}\n iamRoleStatements:\n - Effect: Allow\n Action:\n - dynamodb:Query\n - dynamodb:Scan\n - dynamodb:GetItem\n - dynamodb:PutItem\n - dynamodb:UpdateItem\n - dynamodb:DeleteItem\n Resource: \"arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.ITEM_TABLE}\"\n\nfunctions:\n graphql:\n handler: dist/graphql.handler\n events:\n - http:\n path: graphql\n method: GET\n cors: true\n - http:\n path: graphql\n method: POST\n cors: true\n\nresources:\n Resources:\n UsersTable:\n Type: \"AWS::DynamoDB::Table\"\n Properties:\n AttributeDefinitions:\n - AttributeName: itemId\n AttributeType: S\n KeySchema:\n - AttributeName: itemId\n KeyType: HASH\n ProvisionedThroughput:\n ReadCapacityUnits: 1\n WriteCapacityUnits: 1\n TableName: ${self:provider.environment.ITEM_TABLE}\n" }, { "path": "examples/serverless-graphql-example/src/graphql.ts", "content": "import { ApolloServer, gql } from \"apollo-server-lambda\"\n\nimport { item } from \"./queries\"\nimport { updateItem, deleteItem } from \"./mutations\"\n\n// this is where we define the shape of our API\nconst schema = gql`\n type Item {\n id: String\n name: String\n body: String\n createdAt: String\n updatedAt: String\n }\n\n type Query {\n item(id: String!): Item\n }\n\n type Mutation {\n updateItem(id: String, name: String, body: String): Item\n deleteItem(id: String!): Item\n }\n`\n\n// this is where the shape maps to functions\nconst resolvers = {\n Query: {\n item,\n },\n Mutation: {\n updateItem,\n deleteItem,\n },\n}\n\nconst server = new ApolloServer({ typeDefs: schema, resolvers })\n\nexport const handler = server.createHandler({\n cors: {\n origin: \"*\", // for security in production, lock this to your real endpoints\n credentials: true,\n },\n})\n" }, { "path": "examples/serverless-graphql-example/src/mutations.ts", "content": "import * as db from \"simple-dynamodb\"\nimport uuidv4 from \"uuid/v4\"\n\ntype ItemArgs = {\n id: string\n name: string\n body: string\n}\n\nfunction remapProps(item: any) {\n return {\n ...item,\n id: item.itemId,\n name: item.itemName,\n }\n}\n\n// upsert an item\n// item(name, ...) or item(id, name, ...)\nexport const updateItem = async (_: any, args: ItemArgs) => {\n let itemId = args.id ? args.id : uuidv4()\n\n let createdAt = new Date().toISOString()\n\n // find item if exists\n if (args.id) {\n const find = await db.getItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n })\n\n if (find.Item) {\n // save createdAt so we don't overwrite on update\n createdAt = find.Item.createdAt\n } else {\n throw \"Item not found\"\n }\n }\n\n const updateValues = {\n itemName: args.name,\n body: args.body,\n }\n\n const item = await db.updateItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n UpdateExpression: `SET ${db.buildExpression(\n updateValues\n )}, createdAt = :createdAt, updatedAt = :updatedAt`,\n ExpressionAttributeValues: {\n ...db.buildAttributes(updateValues),\n \":createdAt\": createdAt,\n \":updatedAt\": new Date().toISOString(),\n },\n ReturnValues: \"ALL_NEW\",\n })\n\n return remapProps(item.Attributes)\n}\n\nexport const deleteItem = async (_: any, args: { id: string }) => {\n // DynamoDB handles deleting already deleted files, no error :)\n const item = await db.deleteItem({\n TableName: process.env.ITEM_TABLE!,\n Key: {\n itemId: args.id,\n },\n ReturnValues: \"ALL_OLD\",\n })\n\n return remapProps(item.Attributes)\n}\n" }, { "path": "examples/serverless-graphql-example/src/queries.ts", "content": "import * as db from \"simple-dynamodb\"\n\nfunction remapProps(item: any) {\n return {\n ...item,\n id: item.itemId,\n name: item.itemName,\n }\n}\n\n// fetch using item(id: String)\nexport const item = async (_: any, args: { id: string }) => {\n const item = await db.getItem({\n TableName: process.env.ITEM_TABLE!,\n Key: {\n itemId: args.id,\n },\n })\n\n return remapProps(item.Item)\n}\n" }, { "path": "examples/serverless-graphql-example/src/types.d.ts", "content": "export interface APIResponse {\n statusCode: number\n body: string\n}\n" }, { "path": "examples/serverless-graphql-example/tsconfig.json", "content": "{\n \"compilerOptions\": {\n \"target\": \"ES2019\",\n \"module\": \"commonjs\",\n \"outDir\": \"./dist\",\n \"strict\": true,\n \"baseUrl\": \"./\",\n \"typeRoots\": [\"node_modules/@types\"],\n \"types\": [\"node\"],\n \"esModuleInterop\": true,\n \"inlineSourceMap\": true,\n \"lib\": [\"ES2019\"]\n }\n}" }, { "path": "examples/serverless-rest-example/dist/dynamodb.js", "content": "\"use strict\";\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst aws_sdk_1 = __importDefault(require(\"aws-sdk\"));\nconst dynamoDB = new aws_sdk_1.default.DynamoDB.DocumentClient();\nexports.updateItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.update(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\n// collect all fields in a JSON object into a DynamoDB expression\nexports.buildExpression = (body) => {\n return Object.keys(body)\n .map((key) => `${key} = :${key}`)\n .join(\", \");\n};\nexports.buildAttributes = (body) => {\n return Object.fromEntries(Object.entries(body).map(([key, value]) => [\n `:${key}`,\n typeof value === \"string\" || typeof value === \"number\"\n ? value\n : JSON.stringify(value),\n ]));\n};\nexports.getItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.get(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\nexports.scanItems = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.scan(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\nexports.deleteItem = async (params) => {\n const query = {\n ...params,\n };\n return new Promise((resolve, reject) => {\n dynamoDB.delete(query, (err, result) => {\n if (err) {\n console.error(err);\n reject(err);\n }\n else {\n resolve(result);\n }\n });\n });\n};\n//# 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}, { "path": "examples/serverless-rest-example/dist/manageItems.js", "content": "\"use strict\";\nvar __importStar = (this && this.__importStar) || function (mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\n result[\"default\"] = mod;\n return result;\n};\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};\nObject.defineProperty(exports, \"__esModule\", { value: true });\nconst db = __importStar(require(\"./dynamodb\"));\nconst v4_1 = __importDefault(require(\"uuid/v4\"));\nfunction response(statusCode, body) {\n return {\n statusCode,\n body: JSON.stringify(body),\n };\n}\n// fetch using /item/ID\nexports.getItem = async (event) => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : \"\";\n const item = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n });\n if (item.Item) {\n return response(200, {\n status: \"success\",\n item: item.Item,\n });\n }\n else {\n return response(404, {\n status: \"error\",\n error: \"Item not found\",\n });\n }\n};\n// upsert an item\n// /item or /item/ID\nexports.updateItem = async (event) => {\n let itemId = event.pathParameters ? event.pathParameters.itemId : v4_1.default();\n let createdAt = new Date().toISOString();\n if (event.pathParameters && event.pathParameters.itemId) {\n // find item if exists\n const find = await db.getItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n });\n if (find.Item) {\n // save createdAt so we don't overwrite on update\n createdAt = find.Item.createdAt;\n }\n else {\n return response(404, {\n status: \"error\",\n error: `Item not found ${event.pathParameters.itemId}`,\n });\n }\n }\n if (!event.body) {\n return response(400, {\n status: \"error\",\n error: \"Provide a JSON body\",\n });\n }\n let body = JSON.parse(event.body);\n if (body.itemId) {\n // this will confuse DynamoDB, you can't update the key\n delete body.itemId;\n }\n const item = await db.updateItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n UpdateExpression: `SET ${db.buildExpression(body)}, createdAt = :createdAt, lastUpdatedAt = :lastUpdatedAt`,\n ExpressionAttributeValues: {\n ...db.buildAttributes(body),\n \":createdAt\": createdAt,\n \":lastUpdatedAt\": new Date().toISOString(),\n },\n ReturnValues: \"ALL_NEW\",\n });\n return response(200, {\n status: \"success\",\n item: item.Attributes,\n });\n};\nexports.deleteItem = async (event) => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : null;\n if (!itemId) {\n return response(400, {\n status: \"error\",\n error: \"Provide an itemId\",\n });\n }\n // DynamoDB handles deleting already deleted files, no error :)\n const item = await db.deleteItem({\n TableName: process.env.ITEM_TABLE,\n Key: { itemId },\n ReturnValues: \"ALL_OLD\",\n });\n return response(200, {\n status: \"success\",\n itemWas: item.Attributes,\n });\n};\n//# sourceMappingURL=data:application/json;base64,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" }, { "path": "examples/serverless-rest-example/package.json", "content": "{\n \"name\": \"serverless-rest-example\",\n \"version\": \"1.0.0\",\n \"description\": \"A simple CRUD example using serverless\",\n \"main\": \"index.js\",\n \"repository\": \"https://github.com/Swizec/serverless-handbook\",\n \"author\": \"Swizec\",\n \"license\": \"MIT\",\n \"scripts\": {\n \"build\": \"tsc\",\n \"deploy\": \"npm run build && serverless deploy\"\n },\n \"engines\": {\n \"node\": \"12.x || 14.x\"\n },\n \"dependencies\": {\n \"@types/aws-lambda\": \"^8.10.39\",\n \"@types/aws-sdk\": \"^2.7.0\",\n \"@types/node-fetch\": \"^2.5.4\",\n \"@types/uuid\": \"^3.4.6\",\n \"aws-lambda\": \"^1.0.4\",\n \"aws-sdk\": \"^2.597.0\",\n \"prettier\": \"^2.2.1\",\n \"querystring\": \"^0.2.0\",\n \"uuid\": \"^3.3.3\"\n }\n}\n" }, { "path": "examples/serverless-rest-example/serverless.yml", "content": "service: serverless-rest-example\n\nprovider:\n name: aws\n runtime: nodejs12.x\n region: us-east-1\n stage: dev\n environment:\n ITEM_TABLE: ${self:service}-items-${self:provider.stage}\n iamRoleStatements:\n - Effect: Allow\n Action:\n - dynamodb:Query\n - dynamodb:Scan\n - dynamodb:GetItem\n - dynamodb:PutItem\n - dynamodb:UpdateItem\n - dynamodb:DeleteItem\n Resource: \"arn:aws:dynamodb:${opt:region, self:provider.region}:*:table/${self:provider.environment.ITEM_TABLE}\"\n\nfunctions:\n getItems:\n handler: dist/manageItems.getItem\n events:\n - http:\n path: item/{itemId}\n method: GET\n cors: true\n updateItems:\n handler: dist/manageItems.updateItem\n events:\n - http:\n path: item\n method: POST\n cors: true\n - http:\n path: item/{itemId}\n method: POST\n cors: true\n deleteItems:\n handler: dist/manageItems.deleteItem\n events:\n - http:\n path: item/{itemId}\n method: DELETE\n cors: true\n\nresources:\n Resources:\n UsersTable:\n Type: \"AWS::DynamoDB::Table\"\n Properties:\n AttributeDefinitions:\n - AttributeName: itemId\n AttributeType: S\n KeySchema:\n - AttributeName: itemId\n KeyType: HASH\n ProvisionedThroughput:\n ReadCapacityUnits: 1\n WriteCapacityUnits: 1\n TableName: ${self:provider.environment.ITEM_TABLE}\n" }, { "path": "examples/serverless-rest-example/src/dynamodb.ts", "content": "import AWS from \"aws-sdk\"\n\nconst dynamoDB = new AWS.DynamoDB.DocumentClient()\n\ninterface UpdateItemParams {\n TableName: string\n Key: {\n [key: string]: string\n }\n UpdateExpression: string\n ExpressionAttributeValues: {\n [key: string]: string | number | undefined | null\n }\n ReturnValues?: string\n}\n\ninterface GetItemParams {\n TableName: string\n Key: {\n [key: string]: string\n }\n}\n\ninterface DeleteItemParams {\n TableName: string\n Key: {\n [key: string]: string\n }\n ReturnValues?: string\n}\n\ninterface ScanItemsParams {\n TableName: string\n FilterExpression?: string\n ExpressionAttributeNames?: {\n [key: string]: string\n }\n ExpressionAttributeValues?: {\n [key: string]: string | number | undefined | null\n }\n}\n\nexport const updateItem = async (\n params: UpdateItemParams\n): Promise => {\n const query = {\n ...params,\n }\n\n return new Promise((resolve, reject) => {\n dynamoDB.update(query, (err, result) => {\n if (err) {\n console.error(err)\n reject(err)\n } else {\n resolve(result)\n }\n })\n })\n}\n\n// collect all fields in a JSON object into a DynamoDB expression\nexport const buildExpression = (body: any) => {\n return Object.keys(body)\n .map((key: string) => `${key} = :${key}`)\n .join(\", \")\n}\n\nexport const buildAttributes = (body: any) => {\n return Object.fromEntries(\n Object.entries(body).map(([key, value]) => [\n `:${key}`,\n typeof value === \"string\" || typeof value === \"number\"\n ? value\n : JSON.stringify(value),\n ])\n )\n}\n\nexport const getItem = async (\n params: GetItemParams\n): Promise => {\n const query = {\n ...params,\n }\n\n return new Promise((resolve, reject) => {\n dynamoDB.get(query, (err, result) => {\n if (err) {\n console.error(err)\n reject(err)\n } else {\n resolve(result)\n }\n })\n })\n}\n\nexport const scanItems = async (\n params: ScanItemsParams\n): Promise => {\n const query = {\n ...params,\n }\n\n return new Promise((resolve, reject) => {\n dynamoDB.scan(query, (err, result) => {\n if (err) {\n console.error(err)\n reject(err)\n } else {\n resolve(result)\n }\n })\n })\n}\n\nexport const deleteItem = async (\n params: DeleteItemParams\n): Promise => {\n const query = {\n ...params,\n }\n\n return new Promise((resolve, reject) => {\n dynamoDB.delete(query, (err, result) => {\n if (err) {\n console.error(err)\n reject(err)\n } else {\n resolve(result)\n }\n })\n })\n}\n" }, { "path": "examples/serverless-rest-example/src/manageItems.ts", "content": "import { APIGatewayEvent } from \"aws-lambda\"\nimport { APIResponse } from \"./types\"\nimport * as db from \"./dynamodb\"\nimport uuidv4 from \"uuid/v4\"\n\nfunction response(statusCode: number, body: any) {\n return {\n statusCode,\n body: JSON.stringify(body),\n }\n}\n\n// fetch using /item/ID\nexport const getItem = async (event: APIGatewayEvent): Promise => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : \"\"\n\n const item = await db.getItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n })\n\n if (item.Item) {\n return response(200, {\n status: \"success\",\n item: item.Item,\n })\n } else {\n return response(404, {\n status: \"error\",\n error: \"Item not found\",\n })\n }\n}\n\n// upsert an item\n// /item or /item/ID\nexport const updateItem = async (\n event: APIGatewayEvent\n): Promise => {\n let itemId = event.pathParameters ? event.pathParameters.itemId : uuidv4()\n\n let createdAt = new Date().toISOString()\n\n if (event.pathParameters && event.pathParameters.itemId) {\n // find item if exists\n const find = await db.getItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n })\n if (find.Item) {\n // save createdAt so we don't overwrite on update\n createdAt = find.Item.createdAt\n } else {\n return response(404, {\n status: \"error\",\n error: `Item not found ${event.pathParameters.itemId}`,\n })\n }\n }\n\n if (!event.body) {\n return response(400, {\n status: \"error\",\n error: \"Provide a JSON body\",\n })\n }\n\n let body = JSON.parse(event.body)\n\n if (body.itemId) {\n // this will confuse DynamoDB, you can't update the key\n delete body.itemId\n }\n\n const item = await db.updateItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n UpdateExpression: `SET ${db.buildExpression(\n body\n )}, createdAt = :createdAt, lastUpdatedAt = :lastUpdatedAt`,\n ExpressionAttributeValues: {\n ...db.buildAttributes(body),\n \":createdAt\": createdAt,\n \":lastUpdatedAt\": new Date().toISOString(),\n },\n ReturnValues: \"ALL_NEW\",\n })\n\n return response(200, {\n status: \"success\",\n item: item.Attributes,\n })\n}\n\nexport const deleteItem = async (\n event: APIGatewayEvent\n): Promise => {\n const itemId = event.pathParameters ? event.pathParameters.itemId : null\n\n if (!itemId) {\n return response(400, {\n status: \"error\",\n error: \"Provide an itemId\",\n })\n }\n\n // DynamoDB handles deleting already deleted files, no error :)\n const item = await db.deleteItem({\n TableName: process.env.ITEM_TABLE!,\n Key: { itemId },\n ReturnValues: \"ALL_OLD\",\n })\n\n return response(200, {\n status: \"success\",\n itemWas: item.Attributes,\n })\n}\n" }, { "path": "examples/serverless-rest-example/src/types.d.ts", "content": "export interface APIResponse {\n statusCode: number\n body: string\n}\n" }, { "path": "examples/serverless-rest-example/tsconfig.json", "content": "{\n \"compilerOptions\": {\n \"target\": \"ES2019\",\n \"module\": \"commonjs\",\n \"outDir\": \"./dist\",\n \"strict\": true,\n \"baseUrl\": \"./\",\n \"typeRoots\": [\"node_modules/@types\"],\n \"types\": [\"node\"],\n \"esModuleInterop\": true,\n \"inlineSourceMap\": true,\n \"lib\": [\"ES2019\"]\n }\n}" }, { "path": "gatsby-browser.js", "content": "// https://serverlesshandbook.dev/?product_id=72rJA8s-O_ZK0H7YXUOQug%3D%3D&product_permalink=qdNn&sale_id=KOlpO90OcOkb7-lTy3I-Cg%3D%3D\n\n// This is from SRD\nexport const onClientEntry = () => {\n const query = new URLSearchParams(window.location.search)\n\n if (\n [\"72Mdpm2jTgsapPjXuWpuXg==\", \"72rJA8s-O_ZK0H7YXUOQug==\"].includes(\n query.get(\"product_id\")\n ) &&\n [\"qdNn\", \"NsUlA\"].includes(query.get(\"product_permalink\")) &&\n query.has(\"sale_id\")\n ) {\n window.localStorage.setItem(\"unlock_handbook\", JSON.stringify(true))\n window.localStorage.setItem(\"sale_id\", JSON.stringify(query.get(\"sale_id\")))\n }\n}\n" }, { "path": "gatsby-config.js", "content": "module.exports = {\n siteMetadata: {\n title: `Serverless Handbook for Frontend Engineers`,\n description: `Dive into modern backend. Understand any backend.`,\n author: `@swizec`,\n siteUrl: `https://serverlesshandbook.dev/`,\n courseFirstLesson: `/getting-started`,\n convertkit: {\n defaultFormId: \"2103715\",\n claimFormId: \"2175932\",\n },\n hasAuthentication: true,\n },\n plugins: [\n \"@swizec/gatsby-theme-course-platform\",\n {\n resolve: \"gatsby-plugin-manifest\",\n options: {\n name: \"Serverless Handbook for Frontend Engineers\",\n short_name: \"Serverless Handbook for Frontend Engineers\",\n description:\n \"Learn everything you need to dive into modern backend. Understand any backend.\",\n start_url: \"/\",\n background_color: \"#fff\",\n theme_color: \"#FF002B\",\n display: \"standalone\",\n icon: \"./static/icon.png\",\n },\n },\n \"gatsby-plugin-remove-serviceworker\",\n ],\n}\n" }, { "path": "now.json", "content": "{\n \"version\": 2,\n \"scope\": \"swizec\",\n \"name\": \"serverlesshandbook-staging\",\n \"alias\": \"serverlesshandbook.dev\",\n \"routes\": [{\n \"src\": \"^/(.*).html\",\n \"headers\": {\n \"cache-control\": \"public,max-age=0,must-revalidate\"\n },\n \"dest\": \"$1.html\"\n }],\n \"builds\": [{\n \"src\": \"package.json\",\n \"use\": \"@now/static-build\",\n \"config\": {\n \"distDir\": \"public\"\n }\n }]\n}" }, { "path": "package.json", "content": "{\n \"private\": true,\n \"name\": \"serverlesshandbook.dev\",\n \"version\": \"1.0.0\",\n \"main\": \"index.js\",\n \"license\": \"MIT\",\n \"scripts\": {\n \"start\": \"gatsby develop\",\n \"clean\": \"gatsby clean\",\n \"build\": \"gatsby build\",\n \"serve\": \"gatsby serve\",\n \"icon\": \"npx repng src/components/icon.js -d static -f icon.png -w 512 -h 512\",\n \"card\": \"npx repng src/components/twitter-card.js -d static -f card.png -w 1024 -h 512\"\n },\n \"dependencies\": {\n \"@swizec/gatsby-theme-course-platform\": \"^2.3.0\",\n \"@theme-ui/color\": \"^0.6.1\",\n \"gatsby\": \"^3.2.1\",\n \"react\": \"^17.0.1\",\n \"react-dom\": \"^17.0.1\",\n \"typeface-lato\": \"^1.1.13\",\n \"typeface-neuton\": \"^1.1.13\",\n \"typescript\": \"^4.2.4\",\n \"typography-theme-stow-lake\": \"^0.16.19\"\n },\n \"engines\": {\n \"node\": \"12.x || 14.x\"\n }\n}\n" }, { "path": "src/@swizec/gatsby-theme-course-platform/components/FormCK/formsQuery.js", "content": "export const formsQuery = `\n query {\n site {\n siteMetadata {\n convertkit {\n defaultFormId\n }\n }\n }\n }\n`\n" }, { "path": "src/@swizec/gatsby-theme-course-platform/components/FormCK/useFormsQuery.js", "content": "import { useStaticQuery, graphql } from \"gatsby\"\n\nexport const useFormsQuery = () => {\n // change this query when you add forms\n const { site } = useStaticQuery(graphql`\n query {\n site {\n siteMetadata {\n convertkit {\n defaultFormId\n claimFormId\n }\n }\n }\n }\n `)\n\n return site.siteMetadata.convertkit\n}\n" }, { "path": "src/@swizec/gatsby-theme-course-platform/components/headerLogo.js", "content": "import React from \"react\"\nimport { NavLink } from \"theme-ui\"\n\nconst HeaderLogo = ({ siteTitle, logo }) => {\n return (\n \n

{siteTitle}

\n \n )\n}\n\nexport default HeaderLogo\n" }, { "path": "src/@swizec/gatsby-theme-course-platform/components/layout.js", "content": "import React, { useState, useRef } from \"react\"\nimport { Box, Flex } from \"theme-ui\"\nimport { Sidenav, Pagination } from \"@theme-ui/sidenav\"\nimport {\n Footer,\n Head,\n Header,\n Reactions,\n} from \"@swizec/gatsby-theme-course-platform\"\nimport Nav from \"./nav\"\nimport { Paywall, SnipContent, usePaywall } from \"../../../components/Paywall\"\n\nconst Sidebar = (props) => {\n const { unlocked: contentUnlocked } = usePaywall(props.location.pathname)\n\n return (\n \n {\n props.setMenu(false)\n }}\n onBlur={(e) => {\n props.setMenu(false)\n }}\n onFocus={(e) => {\n props.setMenu(true)\n }}\n sx={{\n width: [256, 256, 320],\n flex: \"none\",\n px: 3,\n mt: [64, 0],\n ul: {\n p: 0,\n m: 0,\n },\n \"ul > li\": {\n mb: 0,\n },\n \"ul > li > a\": {\n p: \"8px\",\n },\n maxHeight: \"100vh !important\",\n overflowY: \"scroll\",\n height: \"100%\",\n }}\n >\n