<script setup lang="ts">
import type { ColumnType, LinkToAnotherRecordType, LookupType } from 'nocodb-sdk'
import { RelationTypes, UITypes } from 'nocodb-sdk'
import type { Ref } from 'vue'
import { toRef } from 'vue'
import { ColumnInj } from '~/context'
import GenericIcon from '~icons/mdi/square-rounded'
import HMIcon from '~icons/mdi/table-arrow-right'
import BTIcon from '~icons/mdi/table-arrow-left'
import MMIcon from '~icons/mdi/table-network'
import FormulaIcon from '~icons/mdi/math-integral'
import RollupIcon from '~icons/mdi/movie-roll'
import CountIcon from '~icons/mdi/counter'
import SpecificDBTypeIcon from '~icons/mdi/database-settings'
import TableColumnPlusBefore from '~icons/mdi/table-column-plus-before'

const props = defineProps<{ columnMeta?: ColumnType }>()
const columnMeta = toRef(props, 'columnMeta')

const column = inject(ColumnInj, ref(columnMeta)) as Ref<ColumnType & { colOptions: LookupType }>

let relationColumn: ColumnType & { colOptions: LookupType }

if (column) {
  const { isLookup, isBt, isRollup, isMm, isHm } = useVirtualCell(column as Ref<ColumnType>)

  if (isLookup || isBt || isRollup || isMm || isHm) {
    const meta = inject(MetaInj)

    relationColumn = meta?.value.columns?.find((c) => c.id === column.value?.colOptions?.fk_relation_column_id) as ColumnType & {
      colOptions: LinkToAnotherRecordType
    }
  }
}

const icon = computed(() => {
  switch (column?.value?.uidt) {
    case UITypes.LinkToAnotherRecord:
      switch ((column?.value?.colOptions as LinkToAnotherRecordType)?.type) {
        case RelationTypes.MANY_TO_MANY:
          return { icon: MMIcon, color: 'text-accent' }
        case RelationTypes.HAS_MANY:
          return { icon: HMIcon, color: 'text-yellow-500' }
        case RelationTypes.BELONGS_TO:
          return { icon: BTIcon, color: 'text-sky-500' }
      }
      break
    case UITypes.SpecificDBType:
      return { icon: SpecificDBTypeIcon, color: 'text-grey' }
    case UITypes.Formula:
      return { icon: FormulaIcon, color: 'text-grey' }
    case UITypes.Lookup:
      switch ((relationColumn?.colOptions as LinkToAnotherRecordType)?.type) {
        case RelationTypes.MANY_TO_MANY:
          return { icon: TableColumnPlusBefore, color: 'text-accent' }
        case RelationTypes.HAS_MANY:
          return { icon: TableColumnPlusBefore, color: 'text-yellow-500' }
        case RelationTypes.BELONGS_TO:
          return { icon: TableColumnPlusBefore, color: 'text-sky-500' }
      }
      return { icon: TableColumnPlusBefore, color: 'text-grey' }
    case UITypes.Rollup:
      switch ((relationColumn?.colOptions as LinkToAnotherRecordType)?.type) {
        case RelationTypes.MANY_TO_MANY:
          return { icon: RollupIcon, color: 'text-accent' }
        case RelationTypes.HAS_MANY:
          return { icon: RollupIcon, color: 'text-yellow-500' }
        case RelationTypes.BELONGS_TO:
          return { icon: RollupIcon, color: 'text-sky-500' }
      }
      return { icon: RollupIcon, color: 'text-grey' }
    case UITypes.Count:
      return { icon: CountIcon, color: 'text-grey' }
  }
  return { icon: GenericIcon, color: 'text-grey' }
})
</script>

<template>
  <component :is="icon.icon" class="mx-1 !text-sm" :class="icon.color" />
</template>
