eafonyang
60 lines
1.6 KiB
TypeScript
60 lines
1.6 KiB
TypeScript
/**
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* 统一请求封装（基于 Nuxt 内置 ofetch）
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*
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* 与 dashboard 后端约定响应格式：{ code, msg, data }
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* - code = 1：成功
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* - code = 0：业务错误
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* - code = 2：无数据
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*/
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import { resolveAssetUrls } from '~/utils/resolveAssetUrl';
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export interface ApiResponse<T = unknown> {
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code: number;
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msg: string;
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data: T | null;
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}
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export class ApiError extends Error {
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code: number;
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constructor(msg: string, code: number) {
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super(msg);
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this.code = code;
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}
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}
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export function useRequest() {
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const config = useRuntimeConfig();
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const baseURL = config.public.apiBaseUrl as string;
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async function request<T = unknown>(url: string, options?: Parameters<typeof $fetch>[1]): Promise<T | null> {
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const res = await $fetch<ApiResponse<T>>(url, {
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baseURL,
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...options
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});
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if (res.code === 0) {
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throw new ApiError(res.msg || '请求失败', res.code);
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}
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// code = 2（无数据）时 data 为 null，正常返回
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// 统一解析 *_url / *_path 字段中的相对路径（如 /uploads/...）为完整资源地址
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return resolveAssetUrls(res.data);
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}
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function get<T = unknown>(url: string, params?: Record<string, unknown>) {
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return request<T>(url, { method: 'GET', params });
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}
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function post<T = unknown>(url: string, body?: Record<string, unknown>) {
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return request<T>(url, { method: 'POST', body });
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}
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/** POST multipart/form-data（文件上传；ofetch 自动设置 boundary） */
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function postForm<T = unknown>(url: string, body: FormData) {
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return request<T>(url, { method: 'POST', body });
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}
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return { request, get, post, postForm };
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}
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