import baseUrl from './BaseUrl.js'

export default function request(url, data = {}, method = 'GET') {
  return new Promise((resolve, reject) => {
    // uni.showLoading({
    //   title: '请求中...',
    //   mask: true
    // })

    uni.request({
      url: baseUrl + url,
      data: data,
      method: method,
      timeout: 15000,
      header: {
        Authorization: 'Bearer ' + (uni.getStorageSync('token') || ''),
        clientid: 'butler',
        'content-type': 'application/json'
      },
      success: res => {
        // uni.hideLoading()

        // HTTP 失败
        if (res.statusCode !== 200) {
          reject({
            msg: `请求异常 ${res.statusCode}`,
            code: res.statusCode
          })
          return
        }

        const resData = res.data || {}

        // token 过期
        if (resData.code === 401) {
          uni.showToast({
            title: '登录过期，请重新登录',
            icon: 'none'
          })
          clearAccountStorage()
          setTimeout(() => {
            uni.reLaunch({
              url: '/pageSubPack/loginSub/pwd-login'
            })
          }, 1500)
          reject({
            msg: '登录过期',
            code: 401
          })
          return
        }

        // 成功
        if (resData.code === 200) {
          resolve(resData)
        }
        // 业务失败
        else {
          reject({
            msg: resData.msg || '请求失败',
            code: resData.code,
            data: resData
          })
        }
      },
      fail: err => {
        // uni.hideLoading()
        reject({
          msg: '网络异常',
          code: -1,
          raw: err
        })
      }
    })
  })
}

export const get = (url, data) => request(url, data, 'GET')
export const post = (url, data) => request(url, data, 'POST')
export const put = (url, data) => request(url, data, 'PUT')
// export const deleteMethod = (url, data) => request(url, data, 'DELETE');
// export const putMethod = (url, data) => request(url, data, 'PUT');

// 上传
export const upload = (filePath, url, fileName) => {
  return new Promise((resolve, reject) => {
    const uploadTask = uni.uploadFile({
      url: baseUrl + url,
      filePath: filePath,
      name: 'file',
      fileName: fileName,
      header: {
        Authorization: 'Bearer ' + (uni.getStorageSync('token') || ''),
        clientid: 'butler'
      },
      success: res => {
        try {
          const data = JSON.parse(res.data)
          resolve(data.data || '')
        } catch (e) {
          resolve('')
        }
      },
      fail: err => {
        reject(err)
      }
    })
  })
}

/**
 * 过滤请求参数：移除值为 null / undefined / 空字符串 的字段
 * 用于避免将空参数拼接到 URL 或请求体中
 * @param {Object|null|undefined} params - 原始请求参数
 * @returns {Object} 过滤后的干净参数对象，只保留有效值
 */
/**
 * 清除账号相关缓存（退出登录/切换账号/登录过期时调用）
 * 只清除账号绑定的 key，保留设备级和应用级 key（如 push_cid、hasShowGuide、rememberPwd 等）
 */
export function clearAccountStorage() {
  const keys = [
    'token',
    'userId',
    'userPermission',
    'currentVillage',
    'currentVillageId',
    'home_banner_cache',
    'tempChangePwdParams'
  ]
  keys.forEach(key => uni.removeStorageSync(key))
}

export function filterParams(params) {
  if (!params) return {}
  return Object.keys(params).reduce((acc, key) => {
    const value = params[key]
    if (value !== null && value !== undefined && value !== '') {
      acc[key] = value
    }
    return acc
  }, {})
}