import { Label } from "@/components/ui/label"
import { Input } from "@/components/ui/input"
import { Checkbox } from "@/components/ui/checkbox"
import { Query } from "@kevisual/query"
import { QueryRouterServer } from "@kevisual/router"
import { nanoid } from "nanoid"

export type RouterViewItem = RouterViewApi | RouterViewContext | RouterViewWorker;
type RouteViewBase = {
  id: string;
  title: string;
  description: string;
  enabled?: boolean;
}
export type RouterViewApi = {
  type: 'api',
  api: {
    url: string,
    // 已初始化的query实例，不需要编辑配置
    query?: Query
  }
} & RouteViewBase;

export type RouterViewContext = {
  type: 'context',
  context: {
    key: string,
    // 从context中获取router，不需要编辑配置
    router?: QueryRouterServer
  }
} & RouteViewBase;
export type RouterViewWorker = {
  type: 'worker',
  worker: {
    type: 'Worker' | 'SharedWorker' | 'serviceWorker',
    url: string,
    // 已初始化的worker实例，不需要编辑配置
    worker?: Worker | SharedWorker | ServiceWorker,
    /**
     * worker选项
     * default: { type: 'module' }
     */
    workerOptions?: {
      type: 'module' | 'classic'
    }
  }
} & RouteViewBase;
interface DataItemFormProps {
  item: RouterViewItem
  onChange: (item: any) => void
  onRemove: () => void
}

export const DataItemForm = ({ item, onChange, onRemove }: DataItemFormProps) => {
  const handleChange = (field: string, value: any) => {
    if (field === 'type') {
      const newItem: RouterViewItem = { ...item, type: value }
      if (value === 'api' && !('api' in item)) {
        (newItem as RouterViewApi).api = { url: '' }
      } else if (value === 'context' && !('context' in item)) {
        (newItem as RouterViewContext).context = { key: '' }
      } else if (value === 'worker' && !('worker' in item)) {
        (newItem as RouterViewWorker).worker = { type: 'Worker', url: '', workerOptions: { type: 'module' } }
      }
      if (!newItem.id) {
        newItem.id = nanoid(16)
      }
      onChange(newItem)
    } else {
      onChange({ ...item, [field]: value })
    }
  }

  const handleNestedChange = (parent: string, field: string, value: any) => {
    const parentValue = item[parent as keyof RouterViewItem] as Record<string, any> | undefined
    const newParentValue: Record<string, any> = {
      ...(parentValue || {}),
      [field]: value
    }
    onChange({ ...item, [parent]: newParentValue })
  }

  const handleNestedDeepChange = (parent: string, nestedParent: string, field: string, value: any) => {
    const parentValue = item[parent as keyof RouterViewItem] as Record<string, any> | undefined
    const nestedValue = parentValue?.[nestedParent] as Record<string, any> | undefined
    const newNestedValue: Record<string, any> = {
      ...(nestedValue || {}),
      [field]: value
    }
    const newParentValue: Record<string, any> = {
      ...(parentValue || {}),
      [nestedParent]: newNestedValue
    }
    onChange({ ...item, [parent]: newParentValue })
  }

  return (
    <div className="border border-gray-300 rounded-lg p-4 mb-4 space-y-4">
      <div className="flex justify-between items-center">
        <h3 className="font-medium">数据项配置</h3>
        <button
          type="button"
          onClick={onRemove}
          className="text-sm text-red-500 hover:text-red-700"
        >
          删除
        </button>
      </div>

      <div className="space-y-2">
        <Label>标题</Label>
        <Input
          value={item.title || ''}
          onChange={(e) => handleChange('title', e.target.value)}
          placeholder="输入标题"
        />
      </div>

      <div className="space-y-2">
        <Label>类型</Label>
        <select
          value={item.type}
          onChange={(e) => handleChange('type', e.target.value)}
          className="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50"
        >
          <option value="api">API</option>
          <option value="context">Context</option>
          <option value="worker">Worker</option>
        </select>
      </div>

      <div className="flex items-center space-x-2">
        <Checkbox
          id="enabled"
          checked={item.enabled !== false}
          onCheckedChange={(checked) => handleChange('enabled', checked)}
        />
        <Label htmlFor="enabled" className="cursor-pointer">启用</Label>
      </div>

      {(item.type === 'api') && (
        <div className="space-y-2">
          <Label>API URL</Label>
          <Input
            value={item.api?.url || ''}
            onChange={(e) => handleNestedChange('api', 'url', e.target.value)}
            placeholder="输入 API 地址"
          />
        </div>
      )}

      {item.type === 'context' && (
        <div className="space-y-2">
          <Label>Context Key</Label>
          <Input
            value={item.context?.key || ''}
            onChange={(e) => handleNestedChange('context', 'key', e.target.value)}
            placeholder="输入 Context Key"
          />
        </div>
      )}

      {item.type === 'worker' && (
        <div className="space-y-4">
          <div className="space-y-2">
            <Label>Worker Type</Label>
            <select
              value={item.worker?.type || 'Worker'}
              onChange={(e) => handleNestedChange('worker', 'type', e.target.value)}
              className="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50"
            >
              <option value="Worker">Worker</option>
              <option value="SharedWorker">SharedWorker</option>
              <option value="serviceWorker">ServiceWorker</option>
            </select>
          </div>
          <div className="space-y-2">
            <Label>Worker URL</Label>
            <Input
              value={item.worker?.url || ''}
              onChange={(e) => handleNestedChange('worker', 'url', e.target.value)}
              placeholder="输入 Worker URL"
            />
          </div>
          <div className="space-y-2">
            <Label>Worker Options Type</Label>
            <select
              value={item.worker?.workerOptions?.type || 'module'}
              onChange={(e) => handleNestedDeepChange('worker', 'workerOptions', 'type', e.target.value)}
              className="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50"
            >
              <option value="module">Module</option>
              <option value="classic">Classic</option>
            </select>
          </div>
        </div>
      )}
    </div>
  )
}