const app = getApp()
const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return `${[year, month, day].map(formatNumber).join('/')} ${[hour, minute, second].map(formatNumber).join(':')}`
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : `0${n}`
}

function chooseImages(callback) {
  wx.chooseImage({
    count: 1,
    sourceType: ['album', 'camera'],
    success: res => {
			const tempFilePaths = res.tempFilePaths;
			for(let i = 0;i < tempFilePaths.length; i++) {
				wx.getImageInfo({
				  src: tempFilePaths[i],
				  success: image => {
				    wx.showLoading({ title: '图片上传中', mask: true })
				    wx.uploadFile({
				      url: `${app.globalData.baseURL}api/upload`,
				      file: image,
				      filePath: image.path,
				      header: {
				        Authorization: wx.getStorageSync('token'),
				      },
				      name: 'file',
				      success: res => {
				        if (callback) {
				          callback(JSON.parse(res.data).link)
				        }
				      },
				      fail: err => {
				        wx.showToast({
				          title: '上传图片失败',
				          icon: 'none',
				          duration: 2000,
				        })
				      },
				      complete: res => {
				        wx.hideLoading()
				      },
				    })
				  },
				  fail: err => {
				    wx.showToast({
				      title: '获取图片信息失败',
				      icon: 'none',
				      duration: 2000,
				    })
				  },
				})
			}
    }
  })
}

function chooseImages2(callback) {
  wx.chooseImage({
    count: 3,
    sourceType: ['album', 'camera'],
    success: res => {
			const tempFilePaths = res.tempFilePaths;
			for(let i = 0;i < tempFilePaths.length; i++) {
				wx.getImageInfo({
				  src: tempFilePaths[i],
				  success: image => {
				    wx.showLoading({ title: '图片上传中', mask: true })
				    wx.uploadFile({
				      url: `${app.globalData.baseURL}api/upload`,
				      file: image,
				      filePath: image.path,
				      header: {
				        Authorization: wx.getStorageSync('token'),
				      },
				      name: 'file',
				      success: res => {
				        if (callback) {
				          callback(JSON.parse(res.data).link)
				        }
				      },
				      fail: err => {
				        wx.showToast({
				          title: '上传图片失败',
				          icon: 'none',
				          duration: 2000,
				        })
				      },
				      complete: res => {
				        wx.hideLoading()
				      },
				    })
				  },
				  fail: err => {
				    wx.showToast({
				      title: '获取图片信息失败',
				      icon: 'none',
				      duration: 2000,
				    })
				  },
				})
			}
    }
  })
}

module.exports = {
  formatTime,
  chooseImages,
  chooseImages2
}