Files
mikayla-dobson-dev/server/controllers/base.controller.ts

81 lines
2.5 KiB
TypeScript

import { S3Client } from '@aws-sdk/client-s3';
// import Redis from 'ioredis';
import pg from 'pg';
import { createDBClient } from '../db';
import { Maybe, must } from '@/util/helpers';
import { createS3Client } from '../s3';
import createRedisClient from '../cache/createClient';
import { ParseParams, SafeParseReturnType } from 'zod';
type FullParserType<T extends { [key: string]: any }> = (data: any, params?: Partial<ParseParams> | undefined) => SafeParseReturnType<any, T>
type ControllerOptions<T extends { [key: string]: any }> = {
tableName: string
parser?: FullParserType<T>
}
export default abstract class BaseController<T extends { [key: string]: any }> {
protected db: pg.Client
// #bucket: S3Client
// #cache: Redis
tableName: string
parser?: FullParserType<T>
constructor(options: ControllerOptions<T>) {
this.db = must(createDBClient);
// this.#bucket = must(createS3Client);
// this.#cache = must(createRedisClient);
this.tableName = options.tableName;
this.parser = options.parser;
}
async getAll(): Promise<Maybe<T[]>> {
'use server';
try {
// we'll enable cache here later
await this.db.connect();
const result = await this.db.query(`SELECT * FROM ${this.tableName}`);
if (this.parser) {
result.rows.forEach((row, idx) => {
const parsed = (this.parser as FullParserType<T>)(row);
if (!parsed.success) {
console.log(`Failed to parse row ${idx} of ${this.tableName}`);
console.log(parsed.error);
}
})
}
return result.rows;
} catch (error) {
console.log({ error });
return null;
} finally {
await this.db.end();
}
}
async getByID(id: number, projection?: (keyof T)[]): Promise<Maybe<T>> {
try {
await this.db.connect();
const finalProjection = projection?.join(", ") ?? "*";
const result = await this.db.query(`SELECT ${finalProjection} FROM ${this.tableName} WHERE id = ${id}`);
if (this.parser) {
const parsed = this.parser(result.rows[0]);
if (parsed.success) return parsed.data;
}
return result.rows[0];
} catch (error) {
console.log({ error });
return null;
} finally {
await this.db.end();
}
}
}