'use client'

import type { ResourceUserAccessSetting } from '@/models/access-control'
import { Avatar } from '@langgenius/dify-ui/avatar'
import { Checkbox } from '@langgenius/dify-ui/checkbox'
import { cn } from '@langgenius/dify-ui/cn'
import {
  Select,
  SelectContent,
  SelectItem,
  SelectItemIndicator,
  SelectItemText,
  SelectTrigger,
  SelectValue,
} from '@langgenius/dify-ui/select'
import { memo, useCallback } from 'react'
import { useTranslation } from 'react-i18next'
import { ACCESS_RULE_TABLE_GRID, DEFAULT_ACCESS_POLICY_ID } from './constants'

type PolicyOption = {
  id: string
  name: string
}

type UserAccessPolicyRowProps = {
  setting: ResourceUserAccessSetting
  policyOptions: PolicyOption[]
  disabled: boolean
  membershipChangesDisabled?: boolean
  selectionDisabled?: boolean
  isProtected?: boolean
  isMaintainer?: boolean
  selected?: boolean
  className?: string
  onSelectedChange?: (accountId: string, selected: boolean) => void
  onChange?: (accountId: string, accessPolicyIds: string[]) => void
  onRemove?: (accountId: string, accessPolicyId: string) => void
}

function UserAccessPolicyRow({
  setting,
  policyOptions,
  disabled,
  membershipChangesDisabled = false,
  selectionDisabled = false,
  isProtected = false,
  isMaintainer = false,
  selected = false,
  className,
  onSelectedChange,
  onChange,
  onRemove,
}: UserAccessPolicyRowProps) {
  const { t } = useTranslation()
  const accountId = setting.account.account_id
  const selectedPolicy = setting.access_policies[0]
  const selectedPolicyId = selectedPolicy?.id ?? DEFAULT_ACCESS_POLICY_ID
  const isPolicySelectDisabled = disabled || isProtected || !onChange
  const isRemoveDisabled = disabled || membershipChangesDisabled || isProtected || !onRemove
  const isSelectionDisabled =
    disabled || membershipChangesDisabled || selectionDisabled || isProtected || !onSelectedChange
  const defaultAccessPolicyName = t(($) => $['accessRule.defaultPermission'], { ns: 'permission' })
  const accountEmail = setting.account.email || setting.account.account_name
  const isWorkspaceOwner = setting.roles.some((role) => role.role_tag === 'owner')

  const handlePolicyChange = useCallback(
    (nextPolicyId: string | null) => {
      if (isPolicySelectDisabled || !nextPolicyId || nextPolicyId === selectedPolicyId) return

      onChange?.(accountId, [nextPolicyId])
    },
    [accountId, isPolicySelectDisabled, onChange, selectedPolicyId],
  )

  const handleRemove = useCallback(() => {
    if (isRemoveDisabled) return

    onRemove?.(accountId, selectedPolicyId)
  }, [accountId, isRemoveDisabled, onRemove, selectedPolicyId])

  return (
    <tr className={cn('grid min-h-19 items-center gap-4 py-4', ACCESS_RULE_TABLE_GRID, className)}>
      <td className="flex min-w-0 items-center gap-3">
        <Checkbox
          aria-label={setting.account.account_name}
          checked={selected}
          disabled={isSelectionDisabled}
          onCheckedChange={(checked) => onSelectedChange?.(accountId, checked)}
        />
        <Avatar
          avatar={setting.account.avatar ?? null}
          name={setting.account.account_name}
          size="md"
          className="bg-components-icon-bg-blue-solid"
        />
        <div className="min-w-0">
          <div className="flex min-w-0 items-center gap-1.5">
            <span className="truncate system-md-medium text-text-secondary">
              {setting.account.account_name}
            </span>
            {isMaintainer && (
              <span className="max-w-32 shrink-0 truncate rounded-[5px] border border-text-accent-secondary px-1 py-0.5 system-2xs-medium-uppercase text-text-accent-secondary">
                {t(($) => $['accessRule.maintainer'], { ns: 'permission' })}
              </span>
            )}
            {isWorkspaceOwner && (
              <span className="max-w-32 shrink-0 truncate rounded-[5px] border border-text-accent-secondary px-1 py-0.5 system-2xs-medium-uppercase text-text-accent-secondary">
                {t(($) => $['accessRule.workspaceOwner'], { ns: 'permission' })}
              </span>
            )}
          </div>
          <p className="truncate system-xs-regular text-text-tertiary">{accountEmail}</p>
        </div>
      </td>
      <td>
        <Select value={selectedPolicyId} onValueChange={handlePolicyChange}>
          <SelectTrigger
            aria-label={t(($) => $['accessRule.exceptionPermissionFor'], {
              ns: 'permission',
              name: setting.account.account_name,
            })}
            size="small"
            disabled={isPolicySelectDisabled}
            className="w-full max-w-50"
          >
            <SelectValue>
              {selectedPolicyId === DEFAULT_ACCESS_POLICY_ID
                ? defaultAccessPolicyName
                : setting.access_policies[0]?.name}
            </SelectValue>
          </SelectTrigger>
          <SelectContent>
            <SelectItem value={DEFAULT_ACCESS_POLICY_ID}>
              <SelectItemText>{defaultAccessPolicyName}</SelectItemText>
              <SelectItemIndicator />
            </SelectItem>
            {policyOptions.map((policy) => (
              <SelectItem key={policy.id} value={policy.id}>
                <SelectItemText>{policy.name}</SelectItemText>
                <SelectItemIndicator />
              </SelectItem>
            ))}
          </SelectContent>
        </Select>
      </td>
      <td>
        <button
          type="button"
          disabled={isRemoveDisabled}
          className="w-fit rounded-md border-none bg-transparent p-0 text-left system-md-medium text-text-destructive outline-hidden hover:underline focus-visible:ring-2 focus-visible:ring-state-accent-solid disabled:cursor-not-allowed disabled:text-text-disabled disabled:hover:no-underline"
          onClick={handleRemove}
        >
          {t(($) => $['operation.remove'], { ns: 'common' })}
        </button>
      </td>
    </tr>
  )
}

export default memo(UserAccessPolicyRow)