Github/Mensa-API
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Jan Barfuß 2023-12-19 02:37:22 +01:00
parent bb119739f8
commit 268d3132d5
13 changed files with 1848 additions and 0 deletions
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11
Dockerfile Normal file
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FROM node:latest as build-stage
WORKDIR /app
COPY package*.json ./
RUN npm i
COPY . .
FROM build-stage as production
ENV NODE_PATH=./build
RUN npm run build

9
Makefile Normal file
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up:
docker-compose up -d
up-prod:
docker-compose -f docker-compose.yml -f docker-compose.prod.yml up
# docker-compose -f docker-compose.yml -f docker-compose.prod.yml up --build -d
down:
docker-compose down

17
README.md
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# Mensa-API
## Usage
```
npm install
npx tsc
node ./dist/index.js
```
### Dev
```
make up
```
### Prod
```
make up-prod
```

7
docker-compose.prod.yml Normal file
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version: '3.7'
services:
mensa-api-docker:
build:
target: production
command: node build/index.js

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docker-compose.yml Normal file
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version: '3.7'
services:
mensa-api-docker:
build:
context: .
dockerfile: Dockerfile
target: build-stage
volumes:
- ./src:/home/node/app/src
- ./nodemon.json:/home/node/app/nodemon.json
container_name: mensa-api-docker
expose:
- '4000'
ports:
- '4000:4000'
command: npm run dev

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nodemon.json Normal file
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{
"verbose": true,
"ignore": [],
"watch": ["src/**/*.ts"],
"execMap": {
"ts": "node --inspect=0.0.0.0:9229 --nolazy -r ts-node/register"
}
}

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package-lock.json generated Normal file
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30
package.json Normal file
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{
"name": "mensa-api",
"version": "1.0.0",
"description": "",
"main": "dist/index.js",
"scripts": {
"start": "NODE_PATH=./build node build/index.js",
"build": "tsc -p .",
"dev": "nodemon src/index.ts"
},
"author": "Jan Barfuss",
"license": "ISC",
"dependencies": {
"@types/cors": "^2.8.17",
"@types/morgan": "^1.9.9",
"axios": "^1.6.2",
"body-parser": "^1.20.2",
"cors": "^2.8.5",
"dotenv": "^16.3.1",
"express": "^4.18.2",
"morgan": "^1.10.0"
},
"devDependencies": {
"@types/express": "^4.17.21",
"@types/node": "^20.10.5",
"nodemon": "^3.0.2",
"ts-node": "^10.9.2",
"typescript": "^5.3.3"
}
}

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src/cache.ts Normal file
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export class Cache {
cachedData: any;
lastUsed: Date;
lifeTime: number;
mensa: string;
constructor() {
this.cachedData = {};
this.lastUsed = new Date();
this.lifeTime = 1000 * 30;
this.mensa = "";
}
get() {
if (Date.now() - this.lastUsed.getTime() > this.lifeTime) {
return null;
}
if (this.cachedData === null) {
return null;
}
return this.cachedData;
}
set(mensa: string, data: any) {
this.cachedData = data;
this.lastUsed = new Date();
this.mensa = mensa;
}
}

23
src/fetch.ts Normal file
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import axios from 'axios';
const isUrl = (url: string) => {
try {
new URL(url);
return true;
} catch (err) {
return false;
}
}
export default async function fetch(url: string) {
if (!isUrl(url)) {
throw new Error('Invalid URL');
}
try {
const res = await axios.get(url)
return res.data;
} catch (err) {
console.log(err);
return null;
}
}

40
src/index.ts Normal file
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// src/index.js
import express, { Express, Request, Response} from "express";
import dotenv from "dotenv";
import cors from "cors";
import bodyParser from "body-parser";
import morgan from "morgan";
import fetch from './fetch.js';
dotenv.config();
const app: Express = express().use(cors({ origin: '*' })).use(bodyParser.json());
app.use(morgan('combined'))
const port = process.env.PORT || 3000;
const baseUrl = "https://www.imensa.de/";
app.get("/", (req: Request, res: Response) => {
res.send("Mensa API");
});
app.get("/api/:Ort/:Mensa", (req: Request, res: Response) => {
if (req.params.Ort === null) {
return res.send("Invalid request");
}
let url = baseUrl + req.params.Ort.toLowerCase();
fetch(url).then((data) => {
res.send(data);
});
});
app.get("/api", (req: Request, res: Response) => {
res.send("/api/:Ort/:Mensa");
});
app.listen(port, () => {
console.log(`[server]: Server is running at http://localhost:${port}`);
});

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src/stripper.ts Normal file
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109
tsconfig.json Normal file
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{
"compilerOptions": {
/* Visit https://aka.ms/tsconfig to read more about this file */
/* Projects */
// "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
// "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */
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// "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */
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// "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */
/* Language and Environment */
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// "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
// "jsx": "preserve", /* Specify what JSX code is generated. */
// "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */
// "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */
// "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
// "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
// "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
// "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
// "noLib": true, /* Disable including any library files, including the default lib.d.ts. */
// "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */
// "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */
/* Modules */
"module": "commonjs", /* Specify what module code is generated. */
// "rootDir": "./", /* Specify the root folder within your source files. */
// "moduleResolution": "node10", /* Specify how TypeScript looks up a file from a given module specifier. */
// "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */
// "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */
// "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */
// "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */
// "types": [], /* Specify type package names to be included without being referenced in a source file. */
// "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
// "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */
// "allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
// "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */
// "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */
// "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
// "resolveJsonModule": true, /* Enable importing .json files. */
// "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */
// "noResolve": true, /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
/* JavaScript Support */
// "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
// "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
// "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
/* Emit */
// "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
// "declarationMap": true, /* Create sourcemaps for d.ts files. */
// "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */
// "sourceMap": true, /* Create source map files for emitted JavaScript files. */
// "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */
// "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
"outDir": "./dist", /* Specify an output folder for all emitted files. */
// "removeComments": true, /* Disable emitting comments. */
// "noEmit": true, /* Disable emitting files from a compilation. */
// "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
// "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */
// "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
// "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */
// "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
// "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */
// "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
// "newLine": "crlf", /* Set the newline character for emitting files. */
// "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
// "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */
// "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */
// "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */
// "declarationDir": "./", /* Specify the output directory for generated declaration files. */
// "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
/* Interop Constraints */
// "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */
// "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
// "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */
"esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
// "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
"forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
/* Type Checking */
"strict": true, /* Enable all strict type-checking options. */
// "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */
// "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */
// "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
// "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
// "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */
// "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */
// "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */
// "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
// "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */
// "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */
// "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */
// "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */
// "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */
// "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */
// "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */
// "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */
// "allowUnusedLabels": true, /* Disable error reporting for unused labels. */
// "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */
/* Completeness */
// "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */
"skipLibCheck": true /* Skip type checking all .d.ts files. */
}
}