// 全局请求队列（存储所有请求）
const requestQueue = []

// 取消所有请求
export function cancelAllRequest() {
  requestQueue.forEach((task) => {
    try {
      task.abort()
    } catch {}
  })
  requestQueue.length = 0
}

// 从队列移除
function removeTask(task) {
  const index = requestQueue.indexOf(task)
  if (index > -1) requestQueue.splice(index, 1)
}

// ==============================================
// 重写原生 uni.request
// ==============================================
export function overrideUniRequest() {
  const _originalRequest = uni.request

  uni.request = function (options) {
    
    const originalSuccess = options.success
    const originalFail = options.fail

    
    options.success = function (res) {
      removeTask(task)
      originalSuccess && originalSuccess(res)
    }

    options.fail = function (err) {
      removeTask(task)

      
      if (err.errMsg && err.errMsg.includes('abort')) {
        return
      }

      originalFail && originalFail(err)
    }

    
    const task = _originalRequest.call(uni, options)

    
    requestQueue.push(task)

    return task
  }
}