md-h5/utils/Http.js

import axios from "axios";

class HTTP {
  constructor() {
    this.urls = [
      { name: "测试", url: "http://61.164.207.46:8300" },
      { name: "正式", url: "https://crm.meida.com:16691" },
      { name: "楚楚", url: "https://cucu.cnyunl.com:8079" }
    ];

    if (process.env.NODE_ENV === "development") {
      this.baseUrl = this.urls[0].url;
    } else {
      this.baseUrl = this.urls[1].url;
    }

    this.jsessionid = uni.getStorageSync("JSESSIONID") || "";

    // 工具方法 - 更新分页列表
    this.updateList = (content, getList) => {
      content.copyContent = JSON.parse(JSON.stringify(content));
      content.pageSize = (content.pageNumber - 1) * (content.pageSize || 20);
      content.pageNumber = 1;
      getList();
    };

    // 工具方法 - 获取缩略图 / 压缩图
    this.getSpecifiedImage = (obj, getType = false) => {
      let type = getType ? "compressed" : "thumbnail";
      let imgObj = obj.subfiles.find(v => v.type == type);
      return imgObj?.url;
    };

    // 创建 axios 实例
    this.instance = axios.create({
      baseURL: "/yos/rest",
      withCredentials: true
    });

    // 请求拦截器 - 自动加 JSESSIONID
    this.instance.interceptors.request.use((config) => {
      if (!config.headers) config.headers = {};
      config.headers["content-type"] = "application/json";
      config.headers["accesstoken"] = uni.getStorageSync("userMsg")?.token || "";
      if (this.jsessionid) {
        config.headers["Cookie"] = `JSESSIONID=${this.jsessionid}`;
      }
      return config;
    });

    // 响应拦截器 - 自动更新 JSESSIONID + 会话过期处理
    this.instance.interceptors.response.use((response) => {
      this._handleSessionCookies(response);
      this._checkSessionExpired(response);
      return response;
    }, (error) => {
      return Promise.reject(error);
    });

    console.log("接口地址", this.baseUrl);
  }

  request({ url, data = {}, method = "POST", showLoading = "" }) {
    // 分页边界处理
    try {
      if (data.content?.pageNumber && data.content.pageTotal) {
        if (data.content.pageNumber > data.content.pageTotal) {
          return Promise.resolve({ code: 0 });
        }
      }
    } catch (e) { }

    if (showLoading) {
      uni.showLoading({ title: showLoading, mask: true });
    }

    return this.instance({
      url,
      method,
      data
    })
      .then((res) => {
        let result = res.data;
        // 分页处理
        try {
          if (result.pageNumber) {
            result.firstPage = result.pageNumber === 1;
            if (data.content?.copyContent) {
              result.pageNumber = data.content.copyContent.pageNumber;
              result.pageTotal = data.content.copyContent.pageTotal;
              data.content.pageSize = data.content.copyContent.pageSize;
              delete data.content.copyContent;
            } else {
              result.pageNumber++;
            }
          }
        } catch (e) { }
        return result;
      })
      .catch((err) => {
        uni.showToast({ title: "网络异常，请稍后再试", icon: "none" });
        throw err;
      })
      .finally(() => {
        if (showLoading) uni.hideLoading();
      });
  }

  // 处理 JSESSIONID
  _handleSessionCookies(res) {
    try {
      const setCookie = res.headers["set-cookie"] || res.headers["Set-Cookie"];
      if (setCookie) {
        const cookieArray = Array.isArray(setCookie) ? setCookie : [setCookie];
        for (const cookie of cookieArray) {
          const match = cookie.match(/JSESSIONID=([^;]+)/i);
          if (match && match[1]) {
            const newSessionId = match[1];
            if (newSessionId !== this.jsessionid) {
              this.jsessionid = newSessionId;
              uni.setStorageSync("JSESSIONID", newSessionId);
            }
            break;
          }
        }
      }
    } catch (error) {
      console.error("处理 JSESSIONID 失败:", error);
    }
  }

  // 会话过期处理
  _checkSessionExpired(res) {
    if (res.data?.msg === "登陆状态已过期，请重新登陆！") {
      this.jsessionid = "";
      uni.removeStorageSync("JSESSIONID");
      let currentPages = getCurrentPages();
      let currentPage = currentPages[currentPages.length - 1];
      if (currentPage.route !== "pages/login/login") {
        uni.showModal({
          title: "提示",
          content: "您的登录状态已过期，请重新登录。",
          showCancel: false,
          success: () => {
            uni.redirectTo({ url: "/pages/login/login" });
          }
        });
      }
    }
  }
}

export { HTTP };