fix: removed collage

fix: removing collage

feat: added ingredient type to server for testing and a config"

chore: setup deno server package
This commit is contained in:
Daniel Ledda
2022-06-20 22:22:42 +02:00
parent 47301a822d
commit c628f6b46e
18 changed files with 288 additions and 130 deletions

34
server/Ingredient.ts Normal file
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import { StoccaTreDbConn, WithoutId } from "./database.ts";
export type Ingredient = {
id: number,
name: string,
displayName: string,
displayNameDE: string,
};
export default class IngredientService {
private dbConnection: StoccaTreDbConn;
private mapById: Map<number, Ingredient> = new Map<number, Ingredient>();
private allGotten = false;
constructor(database: StoccaTreDbConn) {
this.dbConnection = database;
}
async addIngredient(ingredient: WithoutId<Ingredient>): Promise<any> {
const result = await this.dbConnection.query<any>(
`INSERT INTO ingredients (id, name, displayName, displayNameDE) VALUES (NULL, '${ingredient.name}', '${ingredient.displayName}', '${ingredient.displayNameDE}');`
);
return result;
}
async getAllIngredients(): Promise<IterableIterator<Ingredient>> {
if (!this.allGotten) {
const result = await this.dbConnection.query<Ingredient[]>("SELECT * FROM ingredients");
result.forEach((ingredient) => this.mapById.set(ingredient.id, ingredient));
this.allGotten = true;
}
return this.mapById.values();
}
}

16
server/database.ts Normal file
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import { Client } from "https://deno.land/x/mysql/mod.ts";
import dbconfig from "./config.json" assert { type: "json" };
export type WithoutId<T> = Omit<T, "id">;
export interface StoccaTreDbConn {
query<T>(query: string): Promise<T>;
}
export default async function createNewDbConnection(): Promise<StoccaTreDbConn> {
return await new Client().connect({
hostname: dbconfig.hostname,
username: dbconfig.username,
db: "stocca_tre",
password: dbconfig.password,
});
}

25
server/main.ts Normal file
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import createNewDbConnection from "./database.ts";
import IngredientService from "./Ingredient.ts";
const server = Deno.listen({ port: 8080 });
console.log(`HTTP webserver running. Access it at: http://localhost:8080/`);
const database = await createNewDbConnection();
const ingredientService = new IngredientService(database);
for await (const conn of server) {
serveHttp(conn);
}
async function serveHttp(conn: Deno.Conn) {
const httpConn = Deno.serveHttp(conn);
for await (const requestEvent of httpConn) {
const body = [];
for (const ingredient of (await ingredientService.getAllIngredients())) {
body.push(ingredient);
}
requestEvent.respondWith(Response.json(body, { status: 200 }));
}
}

10
server/package.json Normal file
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{
"name": "stocca-tre-server",
"version": "0.0.1",
"scripts": {
"start": "deno run --allow-net main.ts"
},
"description": "Backend for StoccaTre",
"author": "Daniel Ledda",
"license": "MIT"
}