82 lines
2.0 KiB
TypeScript
82 lines
2.0 KiB
TypeScript
import config from "../config";
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import log from "./log";
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export class BizError extends Error {
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code: number;
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constructor(message: string, code = 500) {
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super(message);
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this.code = code;
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}
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}
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export type DataList<T> = {
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records: T[];
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total: number;
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size: number;
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current: number;
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orders: any[];
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optimizeCountSql: boolean;
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searchCount: boolean;
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countId?: any;
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maxLimit?: any;
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pages: number;
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}
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type ApiResponse<T> = {
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code: 0 | number
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message: string
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data: T
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}
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type HttpMethod = "GET" | "POST" | "PUT" | "DELETE"
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function request<T>(api: string, data: any = null, method: HttpMethod = 'POST') {
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const header: {
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[key: string]: string
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} = {}
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// 判断是否有token
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const token = getApp().globalData.token
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if (token) { // 如果有token 添加token头
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header.token = token
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}
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// 对于post请求发送json数据
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if (method !== 'POST') {
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header['content-type'] = 'application/json'
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}
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return new Promise<T>((resolve, reject) => {
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wx.request<ApiResponse<T>>({
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url: config.api_url + api,
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data,
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header,
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method,
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success: (res) => {
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// 验证http的响应码是否正常
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if (res.statusCode !== 200) {
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reject(new BizError('请求数据失败(server)', -1))
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return;
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}
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if (!res.data) {
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reject(new BizError('请求数据失败(empty)', -1))
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return;
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}
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// 获取响应数据
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const result = res.data
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// 验证接口是否正确
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if (result.code !== 0) {
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if (result.code === 403) {
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wx.navigateTo({
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url: '/pages/user/login'
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})
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return;
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}
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reject(new BizError(result.message, result.code))
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return;
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}
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// 请求成功 直接回调
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resolve(result.data)
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},
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fail: (e) => {
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log(e)
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reject(new BizError('请求数据失败(http)', -1))
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}
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})
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})
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}
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export default request |