# wx.cloud.getTempFileURL

Gets URL using the cloud file ID. The validity period can be customized, which defaults to one day and should be not longer than one day. Up to 50 URLs can be obtained at a time.

Request parameters

Field Description Data Type Default Required
fileList List of cloud file IDs used to get temporary URLs String[] - Y
config Configuration Object - N
success Callback succeeds
fail Callback fails
complete Callback completes

Each element in the fileList array is a cloud file fileID

config object definition

Field Description Data Type
env ID of the used environment. Ignore the environment specified by init if this parameter is specified. String

success return parameter

Field Description Data Type
fileList File list Object

Each element in the fileList array is an Object with the following fields

Field Description Data Type
fileID Cloud file ID String
tempFileURL Temporary file path String
status Status code. 0 means success Number
errMsg ok means success; displays cause of failure if fails String

fail return parameter

Field Description Data Type
errCode Error code Number
errMsg Error message, in the format of apiName:fail msg String

# Use Case

Callback style

wx.cloud.getTempFileURL({
  fileList: ['cloud://xxx', 'cloud://yyy'],
  success: res => {
    // get temp file URL
    console.log(res.fileList)
  },
  fail: err => {
    // handle error
  }
})

Promise style

wx.cloud.getTempFileURL({
  fileList: [{
    fileID: 'a7xzcb',
    maxAge: 60 * 60, // one hour
  }]
}).then(res => {
  // get temp file URL
  console.log(res.fileList)
}).catch(error => {
  // handle error
})
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