yw-common-list/packages/advanced-query/src/query.js

基于vxe-table封装的自定义可配置表格

/**
 * lz，2022-09-26 10:12
 * 高级查询
 */
import { Modal } from '../../modal'
import { Button } from '../../button'
// import { Form } from '../../form'
// import { FormItem } from '../../form-item'
// 引入axios用于请求接口
import { axios } from '../../ya-wei-list/src/request'
import options from './options'
import {
  Radio as elRadio,
  Checkbox as elCheckbox,
  Input as elInput,
  DatePicker as elDatePicker,
  Switch as elSwitch,
  Select as elSelect,
  Option as elOption,
  Cascader as elCascader,
  Collapse as ElCollapse,
  CollapseItem as ElCollapseItem,
  Row as elRow,
  Col as elCol,
  Form,
  FormItem
} from 'element-ui'

export default {
  inheritAttrs: false,
  name: 'advancedQuery',
  data () {
    return {
      // 表单数据
      formData: {},
      // 表单校验规则
      formRules: {},
      // 数据库查询出的
      dataBase: {},
      // 选中的折叠面板
      activeName: '0'
    }
  },
  props: {
    // 是否显示
    visible: {
      type: Boolean,
      default: false
    },
    // 数据回显用
    data: {
      type: Object,
      default: () => {
        return {}
      }
    },
    // 表格配置key
    tableKey: {
      type: String,
      require: true
    },
    // 渲染页面用
    option: {
      type: Array,
      required: true,
      default: () => []
    }
  },
  model: {
    prop: 'visible',
    event: 'updateVisible'
  },
  // 监听属性 类似于data概念",
  computed: {},
  // 监控data中的数据变化",
  watch: {
    visible (val) {
      if (val) this.init()
    }
  },
  methods: {
    resetForm () {
      this.formData = {}
      this.$emit('resetForm')
    },
    // 通过接口调用获取高级查询数据
    async queryByCode () {
      const configName = this.tableKey
      if (configName) {
        let res = {}
        if (this.$YaWeiListUseOption?.axios) {
          this.$YaWeiListUseOption.axios.defaults.baseURL = options.baseUrl
          res = await this.$YaWeiListUseOption.axios.get('/dict-common/queryByConfigName', { params: { configName } })
        } else {
          axios.defaults.baseURL = options.baseUrl
          res = await axios.get('/dict-common/queryByConfigName', { params: { configName } })
        }
        this.dataBase = res.data.result || []
      }
    },
    updateData (res) {
      const formData = { ...this.formData }
      const data = JSON.parse(JSON.stringify(res || {}))
      this.formData = { ...formData, ...data }
    },
    init () {
      const formData = { ...this.formData }
      const data = JSON.parse(JSON.stringify(this.data || {}))
      this.formData = { ...data, ...formData }
      this.queryByCode()
    },
    // 格式化提交参数
    formatSubmitData () {
      // 表单数据
      const data = JSON.parse(JSON.stringify(this.formData))
      // 字典数据
      const dataBase = { ...this.dataBase }
      if (data) {
        const keys = Object.keys(data)
        if (keys.length > 0) {
          const options = this.option
          keys.filter(item => data[item] === null || item.includes('_custom_name')).map(item => {
            delete data[item]
          })
          keys.filter(item => !item.includes('_custom_name')).map(item => {
            options.map(item2 => {
              const name = item2?.field?.fieldName
              if (name && name === item) {
                switch (item2.fieldShowType?.toLowerCase()) {
                  case 'radio': // 单选框
                    data[item] = dataBase[item2.field.dictCode].filter(base => base.label === data[item])[0].value
                    break
                  case 'checkbox': // 多选框
                    break
                  case 'string': // 文本输入框
                    break
                  case 'number': // 数字输入框
                    break
                  case 'date': // 日期选择器
                    if (typeof data[item] === 'object' && item2.field?.queryType === 2) {
                      data[`${item}_begin`] = data[item] ? data[item][0] : ''
                      data[`${item}_end`] = data[item] ? data[item][1] : ''
                      delete data[item]
                    } else {
                      data[`${item}_begin`] = ''
                      data[`${item}_end`] = ''
                    }
                    break
                  case 'switch': // 开关
                    break
                  case 'select': // 下拉选择
                    if (item2.field?.queryType === 2 && Array.isArray(data[item])) {
                      data[item] = data[item].join(',')
                    }
                    break
                  case 'cascader': // 级联选择
                    // 2022年11月15日，于宇强说需要全部的
                    // // 后台只取最后一个，说不通，所以在此格式化
                    // if (data[item] && data[item].length > 0) {
                    //   data[item] = data[item][data[item].length - 1]
                    // }
                    break
                  default:
                }
              }
            })
          })
        }
      }
      return data || {}
    },
    submit () {
      this.$emit('submit', this.formatSubmitData())
      this.updateVisible(false)
    },
    updateVisible (flag) {
      this.$emit('updateVisible', flag)
    },
    // 根据类型分别渲染
    getDom (item, type, h) {
      let render = null
      switch (type?.toLowerCase()) {
        case 'radio': // 单选框
          render = this.renderRadio(item, h)
          break
        case 'checkbox': // 多选框
          render = this.renderCheckbox(item, h)
          break
        case 'string': // 文本输入框
          render = this.renderInput(item, h)
          break
        case 'number': // 数字输入框
          render = this.renderInput(item, h, 'number')
          break
        case 'date': // 日期选择器
          render = this.renderDatePicker(item, h)
          break
        case 'switch': // 开关
          render = this.renderSwitch(item, h)
          break
        case 'select': // 下拉选择
          render = this.renderSelect(item, h)
          break
        case 'cascader': // 级联选择
          render = this.renderCascader(item, h)
          break
        case 'custom': // 自定义效果
          render = this.renderCustom(item, h)
          break
        default:
          render = this.renderInput(item, h)
      }
      return render || this.renderInput(item, h)
    },
    setFormData (item, e) {
      const data = { ...this.formData }
      data[item.fieldCode || item.field.fieldName] = e
      this.formData = data
    },
    // 渲染级联选择
    renderCascader (item, h) {
      const data = this.dataBase
      const key = item.fieldCode || item.field.fieldName
      const code = item.field.dictCode
      if (!data[code]) return this.renderInput(item, h)
      return h(elCascader, {
        ref: `refElCascader${key}`,
        style: {
          width: '100%'
        },
        attrs: {
          value: this.formData[key],
          options: data[code],
          clearable: true,
          props: {
            checkStrictly: true,
            expandTrigger: 'hover'
          }
        },
        on: {
          input: (e) => {
            this.setFormData(item, e)
          }
        },
        scopedSlots: {
          default: (props) => {
            return h('div', {
              domProps: {
                innerHTML: props.node.label
              },
              on: {
                click: () => {
                  const cascader = this.$refs[`refElCascader${key}`].$refs.panel
                  cascader.handleCheckChange(props.node.path)
                  cascader.handleExpand(props.node)
                }
              }
            })
          }
        }
      })
    },
    // 渲染开关
    renderSwitch (item, h) {
      const key = item.fieldCode || item.field.fieldName
      return h(elSwitch, {
        attrs: {
          value: this.formData[key]
        },
        on: {
          input: (e) => {
            this.setFormData(item, e)
          }
        }
      })
    },
    // 渲染日期选择
    renderDatePicker (item, h) {
      const key = item.fieldCode || item.field.fieldName
      let type = 'datetime'
      let other = {}
      // 如果选择范围
      if (item.field?.queryType === 2) {
        type = 'datetimerange'
        other = {
          rangeSeparator: '至',
          startPlaceholder: '开始日期',
          endPlaceholder: '结束日期'
        }
      }
      return h(elDatePicker, {
        style: {
          width: '100%'
        },
        attrs: {
          type,
          placeholder: '请选择',
          format: 'yyyy-MM-dd HH:mm:ss',
          valueFormat: 'yyyy-MM-dd HH:mm:ss',
          value: this.formData[key],
          ...other
        },
        on: {
          input: (e) => {
            this.setFormData(item, e)
          }
        }
      })
    },
    // 渲染下拉
    renderSelect (item, h) {
      const data = this.dataBase
      const key = item.fieldCode || item.field.fieldName
      const code = item.field.dictCode
      let multiple = false
      let collapseTags = false
      // 如果选择范围
      if (item.field?.queryType === 2) {
        multiple = true
        collapseTags = true
      }
      return h(elSelect, {
        style: {
          width: '100%'
        },
        attrs: {
          value: this.formData[key],
          placeholder: '请选择',
          clearable: true,
          filterable: true,
          multiple,
          collapseTags
        },
        on: {
          input: (e) => {
            this.setFormData(item, e)
          }
        }
      }, data[code] && data[code].map((item, key) => {
        return h(elOption, { key, attrs: { label: item.label, value: item.value } })
      }))
    },
    // 渲染多选
    renderCheckbox (option, h) {
      const data = this.dataBase
      const key = option.fieldCode || option.field.fieldName
      const code = option.field.dictCode
      if (!data || Object.keys(data).length <= 0 || !data[code]) return this.renderInput(option, h)
      const render = []
      data[code].map(item => {
        render.push(
          h(elCheckbox, {
            attrs: {
              value: this.formData[key],
              label: item.label
            },
            on: {
              input: (e) => {
                this.setFormData(option, e)
              }
            }
          })
        )
      })
      return render
    },
    // 渲染单选
    renderRadio (option, h) {
      const data = this.dataBase
      const key = option.fieldCode || option.field.fieldName
      const code = option.field.dictCode
      if (!data || Object.keys(data).length <= 0 || !data[code]) return this.renderInput(option, h)
      const render = []
      data[code].map(item => {
        render.push(
          h(elRadio, {
            attrs: {
              value: this.formData[key],
              label: item.label
            },
            on: {
              input: (e) => {
                this.setFormData(option, e)
              }
            }
          })
        )
      })
      return render
    },
    // 渲染自定义效果
    renderCustom (item, h) {
      const key = item.fieldCode || item.field.fieldName
      return h(elInput, {
        style: {
          width: '100%'
        },
        attrs: {
          value: this.formData[`${key}_custom_name`],
          placeholder: '请选择',
          clearable: true,
          type: 'text'
        },
        on: {
          focus: () => {
            this.$emit('focusCustom', key)
          },
          clear: () => {
            this.$emit('clearCustom', key)
          }
        }
      })
    },
    // 渲染表格
    renderInput (item, h, type = 'text') {
      const key = item.fieldCode || item.field.fieldName
      return h(elInput, {
        style: {
          width: '100%'
        },
        attrs: {
          value: this.formData[key],
          placeholder: '请输入',
          clearable: true,
          type
        },
        on: {
          input: (e) => {
            this.setFormData(item, e)
          }
        }
      })
    },
    // 渲染表格项
    renderFormItem (h, group) {
      // eslint-disable-next-line @typescript-eslint/no-this-alias
      const that = this
      const render = []
      this.option
        .filter(item => item.superShow === 1 || item.superShow === '1')
        .map(item => {
          if (!group || (group && group === item.groupName) || (group === 'default' && !item.groupName)) {
            render.push(
              h(elCol, { attrs: { span: item.fieldCol ? item.fieldCol * options.colSpan : options.defaultSpan } },
                [
                  h(FormItem, {
                    // attrs: {
                    //   field: item.configName,
                    //   title: item.fieldCn,
                    //   span: item.fieldCol ? item.fieldCol * options.colSpan : options.defaultSpan,
                    //   itemRender: {}
                    // },
                    attrs: {
                      prop: item.configName,
                      label: item.fieldCn
                    },
                    scopedSlots: {
                      default () {
                        const type = item.fieldShowType
                        if (type) {
                          return that.getDom(item, type, h)
                        } else {
                          return that.renderInput(item, h)
                        }
                      }
                    }
                  })
                ]
              )
            )
          }
        })
      return render
    },
    renderElCollapseItem (cascaderKey, h) {
      // eslint-disable-next-line @typescript-eslint/no-this-alias
      const that = this
      const list = []
      const allName = []
      cascaderKey.map((item, index) => {
        let title = item
        if (item === 'default') title = '默认'
        const formItems = that.renderFormItem(h, item)
        if (formItems && formItems.length > 0) {
          allName.push(`${index}`)
          list.push(
            h(ElCollapseItem, {
              attrs: { title, name: `${index}` },
              scopedSlots: {
                default () {
                  return formItems
                }
              }
            })
          )
        }
      })
      if (allName && allName.length > 0) this.activeName = allName[0]
      return list
    },
    // 渲染查询区域
    renderPageContent (h) {
      const cascader = this.formatSuperQuery(this.option)
      const cascaderKey = Object.keys(cascader)
      let list = []
      if (cascaderKey && cascaderKey.length > 1) {
        list = [
          h(Form, {
            // attrs: { data: this.formData, rules: this.formRules, titleAlign: 'right', titleWidth: '110' }
            attrs: { model: this.formData, rules: this.formRules, labelWidth: '110px' }
          }, [h(ElCollapse, { attrs: { value: this.activeName }, on: { input: (e) => { this.activeName = e } } },
            this.renderElCollapseItem(cascaderKey, h))]
          )
        ]
      } else {
        list = [
          h(Form, {
            // attrs: { data: this.formData, rules: this.formRules, titleAlign: 'right', titleWidth: '110' }
            attrs: { model: this.formData, rules: this.formRules, inline: true, labelWidth: '110px' }
          }, [h(elRow, this.renderFormItem(h))])
        ]
      }
      return list
    },
    // 格式化高级查询所需数据
    formatSuperQuery (list) {
      const data = {}
      list.map(item => item.groupName).map(item => {
        let key = item
        if (!item) key = 'default'
        data[key] = list.filter(item2 => item === item2.groupName)
      })
      return data
    }
  },
  render (h) {
    // eslint-disable-next-line @typescript-eslint/no-this-alias
    const that = this
    return h('div', { class: 'advanced-query' }, [
      h(Modal, {
        attrs: { value: this.visible, showFooter: true, width: 1000, title: '高级查询', position: { top: 47 } },
        on: {
          input: (flag) => {
            this.updateVisible(flag)
          },
          close: () => {
            this.updateVisible(false)
          }
        },
        scopedSlots: {
          footer () {
            return [h(Button, {
              attrs: { content: '关闭' },
              on: {
                click: () => {
                  that.updateVisible(false)
                }
              }
            }), h(Button, {
              attrs: { content: '重置', status: 'primary' },
              on: {
                click: () => {
                  that.resetForm()
                }
              }
            }), h(Button, {
              attrs: { content: '确定', status: 'primary' },
              on: {
                click: () => {
                  that.submit()
                }
              }
            })]
          }
        }
      }, this.renderPageContent(h))
    ])
  }
}