Agency_WxApp/miniprogram/pages/voyageManage/createVoyage/createVoyage.js

// pages/voyageManage/createVoyage/createVoyage.js
Page({
  data: {
    defaultParams: {
      loginAccountId: wx.getStorageSync('loginAccountId')
    },
    dischargePorts: [''],
    dischargePortIds: [''],
    voyage: {},
    startTime: ''
  },
  selectShip(e) {
    console.log(e)
    this.data.voyage.shipId = e.detail.value
  },
  selectCargoOwner(e) {
    this.data.voyage.cargoOwnerId = e.detail.value
  },
  selectCargo(e) {
    this.data.voyage.cargo = e.detail.value
  },
  selectLoadPort(e) {
    this.data.voyage.loadPortId = e.detail.value
    this.data.voyage.loadPort = e.detail.label
  },
  selectDiscPort(e) {
    this.data.dischargePortIds[e.currentTarget.dataset.index] = e.detail.value
    this.data.dischargePorts[e.currentTarget.dataset.index] = e.detail.label
    this.setData({
      dischargePorts: this.data.dischargePorts,
      dischargePortIds: this.data.dischargePortIds
    })
  },
  addDischargePort() {
    let dischargePorts = this.data.dischargePorts
    let dischargePortIds = this.data.dischargePortIds
    dischargePorts.push('')
    dischargePortIds.push('')
    this.setData({
      dischargePortIds,
      dischargePorts
    })
  },
  deleteDischargePort(e) {
    let dischargePorts = this.data.dischargePorts
    let dischargePortIds = this.data.dischargePortIds
    if (dischargePorts.length == 1) {
      dischargePortIds = ['']
      dischargePorts = ['']
      this.selectComponent('#disc0')._clear()
    } else {
      dischargePorts.splice(e.currentTarget.dataset.index, 1)
      dischargePortIds.splice(e.currentTarget.dataset.index, 1)
    }

    this.setData({
      dischargePortIds,
      dischargePorts
    })
  },
  createVoyage() {
    let dischargePortIds = this.data.dischargePortIds.filter(item => {
      return item
    })
    let dischargePorts = this.data.dischargePorts.filter(item => {
      return item
    })
    let startTime = this.data.startTime.replaceAll('-', '/')
    let postData = {
      ...this.data.voyage,
      loginAccountId: wx.getStorageSync('loginAccountId'),
      dischargePortIds: dischargePortIds.join(','),
      dischargePorts: dischargePorts.join(','),
      startTime
    }

    console.log(postData)
  }
})