99 lines
2.1 KiB
TypeScript
99 lines
2.1 KiB
TypeScript
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import { Request, Response, NextFunction } from 'express'
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import { z } from 'zod'
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import { DataResultEntity } from 'axp-ts'
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import { HttpError } from './errors'
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/**
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* Основной обработчик ошибок.
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*/
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export const resultHandler = (
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result: any,
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{ }: Request,
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res: Response,
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{ }: NextFunction
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) => {
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const dR = new DataResultEntity()
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if (result instanceof HttpError) {
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dR.status = result.status
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dR.message = result.message
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dR.errors = result.errors
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} else if (result instanceof Error) {
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dR.status = 500
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dR.message = 'Server Error'
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dR.errors.push({ code: 'server', text: result.message })
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} else {
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dR.status = result.status || 520
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dR.message = result.message || 'Unknown Error'
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if (result.info) dR.info = result.info
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if (result.data) dR.data = result.data
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const { errors = [] } = result
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if (Array.isArray(errors)) {
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for (const error of errors) {
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const { code = 'error', text } = error
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dR.errors.push({ code, text })
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}
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}
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}
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res.status(dR.status).json(dR)
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}
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/**
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* Обработчик 404 ошибки.
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*/
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export const api404Handler = (
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{ }: Request,
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{ }: Response,
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next: NextFunction
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) => {
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next(
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new HttpError({
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statusCode: 404,
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code: 'not_found',
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text: 'Resource api not found'
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})
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)
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}
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/**
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* Аргументы валидации Zod схем.
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*/
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export type TZodMiddleArgs = {
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query?: z.ZodSchema
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params?: z.ZodSchema
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body?: z.ZodSchema
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}
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/**
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* Валидация zod схем.
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*/
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export const zodMiddle =
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(schemas: TZodMiddleArgs) =>
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(req: Request, {}: Response, next: NextFunction) => {
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try {
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// req.params._id = ''
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// req.body.email = 'test'
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// console.log(req.body)
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if (schemas.query) req.query = schemas.query.parse(req.query)
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if (schemas.params) req.params = schemas.params.parse(req.params)
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if (schemas.body) req.body = schemas.body.parse(req.body)
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next()
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} catch (ex: any) {
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ex as z.ZodError
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const httpError = new HttpError({ statusCode: 400 })
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for (const issue of ex.issues) {
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const code = issue.path.toString().replaceAll(',', '-')
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httpError.errors.push({ code, text: code + ' - ' + issue.message })
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}
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next(httpError)
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}
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}
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