import Field from '@/components/ADempiere/Field'
import { createFieldFromDefinition, createFieldFromDictionary } from '@/utils/ADempiere/lookupFactory'

export default {
  name: 'FormMixn',
  components: {
    Field
  },
  props: {
    metadata: {
      type: Object,
      required: true
    }
  },
  data() {
    return {
      fieldsList: [],
      panelMetadata: {},
      isLoaded: false,
      panelType: 'form'
    }
  },
  computed: {
    getterPanel() {
      return this.$store.getters.getPanel(this.metadata.containerUuid)
    }
  },
  created() {
    this.getPanel()
  },
  methods: {
    createFieldFromDefinition,
    createFieldFromDictionary,
    async getPanel() {
      const panel = this.getterPanel
      if (panel) {
        this.fieldsList = panel.fieldList
        this.isLoaded = true
      } else {
        await this.generateFieldsList()
        this.$store.dispatch('addPanel', {
          ...this.metadata,
          uuid: this.metadata.containerUuid,
          panelType: this.panelType,
          fieldList: this.fieldsList
        })
          .then(responsePanel => {
            this.fieldsList = responsePanel.fieldList

            this.$store.dispatch('changeFormAttribute', {
              containerUuid: this.metadata.containerUuid,
              attributeName: 'fieldList',
              attributeValue: this.fieldsList
            })
          })
          .finally(() => {
            this.isLoaded = true
          })
      }
    },
    generateFieldsList() {
      let sequence = 0
      const incrementSequence = (newValue) => {
        if (newValue) {
          sequence = newValue
        }
        sequence = sequence + 10
        return sequence
      }

      return new Promise(resolve => {
        const additionalAttributes = {
          containerUuid: this.metadata.containerUuid,
          isEvaluateValueChanges: false,
          panelType: this.panelType
        }

        const fieldsListFromDictionary = []
        const fieldsListFromMetadata = []

        this.fieldsList.forEach(fieldElement => {
          if (fieldElement.isFromDictionary) {
            // set sequence
            if (fieldElement.overwriteDefinition) {
              if (this.isEmptyValue(fieldElement.overwriteDefinition.sequence)) {
                fieldElement.overwriteDefinition.sequence = incrementSequence()
              } else {
                incrementSequence(fieldElement.overwriteDefinition.sequence)
              }
            } else {
              fieldElement.overwriteDefinition = {}
              fieldElement.overwriteDefinition.sequence = incrementSequence()
            }

            fieldsListFromDictionary.push(
              this.createFieldFromDictionary({
                ...fieldElement,
                ...additionalAttributes
              })
            )
          } else {
            // set sequence
            if (fieldElement.definition) {
              if (this.isEmptyValue(fieldElement.definition.sequence)) {
                fieldElement.definition.sequence = incrementSequence()
              } else {
                incrementSequence(fieldElement.definition.sequence)
              }
            } else {
              fieldElement.definition = {}
              fieldElement.definition.sequence = incrementSequence()
            }

            fieldsListFromMetadata.push(
              this.createFieldFromDefinition({
                ...fieldElement,
                ...additionalAttributes
              })
            )
          }
        })
        let fieldsList = fieldsListFromMetadata

        if (this.isEmptyValue(fieldsListFromDictionary)) {
          this.fieldsList = fieldsList
          resolve(fieldsList)
          this.isLoaded = true
        } else {
          Promise.all(fieldsListFromDictionary)
            .then(responsefields => {
              fieldsList = fieldsList.concat(responsefields)
              resolve(fieldsList)
              this.fieldsList = fieldsList
              this.isLoaded = true
            })
        }
      })
    },
    // Set value for one field from panel
    // use example: setValue('ProductName', 'Patio Fun')
    setValue(columnName, value) {
      this.$store.dispatch('notifyFieldChange', {
        containerUuid: this.metadata.containerUuid,
        panelType: this.metadata.panelType,
        columnName,
        newValue: value
      })
    },
    //  Set values for all list of columns
    // Use example: setValues(values)
    setValues({ values = {}, withOutColumnNames = [] }) {
      this.$store.dispatch('notifyPanelChange', {
        containerUuid: this.metadata.containerUuid,
        panelType: this.metadata.panelType,
        newValues: values,
        withOutColumnNames,
        isChangedAllValues: true
      })
    },
    addAction(action) {
      this.$store.dispatch('addAction', {
        name: action.name,
        action: action.action,
        containerUuid: this.metadata.containerUuid
      })
    }
  }
}