import config from '../config'
import {
  getToken,
  removeToken
} from './auth'

const app = getApp()

function doRequest(url, method = 'GET', data, header = {}) {
  //安全白名单判断
  if (url.indexOf("/wxApi/") < 0) {
    if (config.noSecuritys.indexOf(url) == -1 && !getToken()) {
      removeToken();
      wx.redirectTo({
        url: '../login/login',
      });
    }
  }

  // 处理GET请求的params参数
  let requestUrl = config.baseUrl + url;
  if ((method === 'GET' || method === 'get') && data && Object.keys(data).length > 0) {
    const queryParts = [];
    Object.keys(data).forEach(key => {
      if (data[key] !== null && data[key] !== undefined) {
        const encodedKey = encodeURIComponent(key);
        const encodedValue = encodeURIComponent(String(data[key]));
        queryParts.push(encodedKey + '=' + encodedValue);
      }
    });
    const queryString = queryParts.join('&');
    if (queryString) {
      requestUrl += (url.includes('?') ? '&' : '?') + queryString;
    }
  }

  //POST请求设置数据来源为小程序...
  if (method == 'post' || method == 'POST') {
    data.dataSource = "1";
    wx.showLoading({
      mask: true,
      title: url == config.noSecuritys[1] ? '登录中' : '正在处理'
    })
    app.securityLoading();
  }
  return new Promise((resolve, reject) => {
    wx.request({
      url: requestUrl,
      method: method,
      data: (method === 'GET' || method === 'get') ? {} : data,
      header: {
        'content-type': 'application/json',
        'Authorization': 'Bearer ' + getToken(),
        ...header
      },
      timeout: config.timeOut,
      success: function (res) {
        wx.hideLoading({ success: (res) => { } });
        const code = res.data.code || 200
        if (code === 401) {
          removeToken();
          wx.redirectTo({
            url: '../login/login',
          });
        } else if (code === 500 || code === 403) {
          app.toast(res.data.msg);
          setTimeout(() => {
            resolve(res.data);
          }, 800)
        } else {
          resolve(res.data);
        }
      },
      fail: function (error) {
        wx.hideLoading({ success: (res) => { } });
        app.toast(error);
        reject(error);
      }
    })
  })
}

/**
 * 这里考虑上传异步问题，封装为同步
 */
export function syncFileUpload(file) {
  if (!getToken()) {
    removeToken();
    wx.redirectTo({
      url: '../login/login',
    });
  }
  wx.showLoading({
    mask: true,
    title: '正在上传资源'
  })
  return new Promise((resolve, reject) => {
    wx.uploadFile({
      url: config.baseUrl + '/common/upload', // 上传的服务器接口地址
      filePath: file,
      header: {
        "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
        'Authorization': 'Bearer ' + getToken()
      },
      name: "file", //上传的所需字段，后端提供
      formData: {},
      success: (res) => {
        // 上传完成操作
        wx.hideLoading()
        let resJson = JSON.parse(res.data)
        const code = resJson.code || 200
        if (code === 401) {
          removeToken();
          wx.redirectTo({
            url: '../login/login',
          });
        } else if (code === 500 || code === 403) {
          app.toast(resJson.msg);
          setTimeout(() => {
            resolve(resJson);
          }, 800)
          resolve(resJson);
        } else {
          resolve(resJson);
        }
      },
      fail: (error) => {
        wx.hideLoading()
        //上传失败：修改pedding为reject
        app.toast("网络出错,上传失败")
        reject(error)
      }
    });
  })
}

/**
 * 这里考虑上传异步问题，封装为同步
 */
export function securityFileUpload(file) {
  wx.showLoading({
    mask: true,
    title: '正在上传资源'
  })
  return new Promise((resolve, reject) => {
    wx.uploadFile({
      url: config.baseUrl + '/file/NoSecurity/upload', // 上传的服务器接口地址
      filePath: file,
      header: {
        "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8"
      },
      name: "file", //上传的所需字段，后端提供
      success: (res) => {
        // 上传完成操作
        wx.hideLoading()
        let resJson = JSON.parse(res.data)
        const code = resJson.code || 200
        if (code != 200) {
          app.toast(resJson.msg);
          setTimeout(() => {
            resolve(resJson);
          }, 800)
          resolve(resJson);
        } else {
          resolve(resJson);
        }
      },
      fail: (error) => {
        wx.hideLoading()
        //上传失败：修改pedding为reject
        app.toast("网络出错,上传失败")
        reject(error)
      }
    });
  })
}

/**
 * 签名文件上传
 * 支持裁剪
 * 支持压缩
 * @param {*} file 
 */
export function securitySignFileUpload(file) {
  wx.showLoading({
    mask: true,
    title: '正在上传签名'
  })
  return new Promise((resolve, reject) => {
    wx.uploadFile({
      url: config.baseUrl + '/file/NoSecurity/signUpload', // 上传的服务器接口地址
      filePath: file,
      header: {
        "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8"
      },
      name: "file", //上传的所需字段，后端提供
      success: (res) => {
        // 上传完成操作
        wx.hideLoading()
        let resJson = JSON.parse(res.data)
        const code = resJson.code || 200
        if (code != 200) {
          app.toast(resJson.msg);
          setTimeout(() => {
            resolve(resJson);
          }, 800)
          resolve(resJson);
        } else {
          resolve(resJson);
        }
      },
      fail: (error) => {
        wx.hideLoading()
        //上传失败：修改pedding为reject
        app.toast("网络出错,上传失败")
        reject(error)
      }
    });
  })
}

export function request(options) {
  if (options.method == 'get' && options.params) {
    options.url = options.url + "?" + options.params;
  }
  return doRequest(options.url, options.method, options.data, options.header)
}