// 通知渠道创建/编辑对话框 // Logan.Li
import React, { useState, useEffect } from 'react';
import {
  Dialog, DialogContent, DialogHeader, DialogTitle, DialogDescription, DialogFooter,
} from '@/components/ui/dialog';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Label } from '@/components/ui/label';
import {
  Select, SelectContent, SelectItem, SelectTrigger, SelectValue,
} from '@/components/ui/select';
import { toast } from 'sonner';
import { alertApi } from '@/services/api';
import type { NotificationChannel } from './alert-center-helpers';

const CHANNEL_TYPES = [
  { value: 'dingtalk', label: '钉钉', hint: '钉钉机器人: webhook URL + secret' },
  { value: 'wechat', label: '企业微信', hint: '企业微信: webhook URL' },
  { value: 'feishu', label: '飞书', hint: '飞书机器人: {"url":"https://open.feishu.cn/open-apis/bot/v2/hook/..."}' },
  { value: 'email', label: '邮件', hint: '邮件: {"to":"ops@ezops.io"}' },
  { value: 'sms', label: '短信', hint: '短信: {"phones":"13800138000"}' },
  { value: 'webhook', label: 'Webhook', hint: 'Webhook: {"url":"https://..."}' },
];

export function AlertChannelDialog({
  open,
  onOpenChange,
  editingChannel,
  onSaved,
}: {
  open: boolean;
  onOpenChange: (open: boolean) => void;
  editingChannel: NotificationChannel | null;
  onSaved: () => void;
}) {
  const [form, setForm] = useState({ name: '', type: 'dingtalk', config: '' });
  const [saving, setSaving] = useState(false);

  // Logan.Li — 对话框打开时同步编辑数据
  useEffect(() => {
    if (open) {
      if (editingChannel) {
        setForm({ name: editingChannel.name, type: editingChannel.type, config: editingChannel.config || '' });
      } else {
        setForm({ name: '', type: 'dingtalk', config: '' });
      }
    }
  }, [open, editingChannel]);

  const handleSave = async () => {
    if (!form.name.trim()) return;
    setSaving(true);
    try {
      const payload = { name: form.name.trim(), type: form.type, config: form.config.trim() };
      if (editingChannel) {
        await alertApi.updateNotifyChannel(editingChannel.id, payload);
        toast.success('渠道已更新');
      } else {
        await alertApi.createNotifyChannel(payload);
        toast.success('渠道已添加');
      }
      onOpenChange(false);
      onSaved();
    } catch {
      toast.error('保存失败');
    } finally {
      setSaving(false);
    }
  };

  const currentHint = CHANNEL_TYPES.find(t => t.value === form.type)?.hint || '';

  return (
    <Dialog open={open} onOpenChange={onOpenChange}>
      <DialogContent>
        <DialogHeader>
          <DialogTitle>{editingChannel ? '编辑通知渠道' : '添加通知渠道'}</DialogTitle>
          <DialogDescription>配置告警通知渠道（钉钉/企业微信/邮件/短信/Webhook）</DialogDescription>
        </DialogHeader>
        <div className="space-y-4">
          <div className="space-y-2">
            <Label>渠道名称 *</Label>
            <Input
              value={form.name}
              onChange={(e) => setForm({ ...form, name: e.target.value })}
              placeholder="如：运维告警群"
            />
          </div>
          <div className="space-y-2">
            <Label>渠道类型</Label>
            <Select value={form.type} onValueChange={(v) => setForm({ ...form, type: v })}>
              <SelectTrigger>
                <SelectValue />
              </SelectTrigger>
              <SelectContent>
                {CHANNEL_TYPES.map(t => (
                  <SelectItem key={t.value} value={t.value}>{t.label}</SelectItem>
                ))}
              </SelectContent>
            </Select>
          </div>
          <div className="space-y-2">
            <Label>配置（JSON）</Label>
            <Input
              value={form.config}
              onChange={(e) => setForm({ ...form, config: e.target.value })}
              placeholder='{"webhook":"https://...","secret":"..."}'
              className="font-mono text-sm"
            />
            <p className="text-xs text-muted-foreground">{currentHint}</p>
          </div>
        </div>
        <DialogFooter>
          <Button variant="outline" onClick={() => onOpenChange(false)}>取消</Button>
          <Button onClick={handleSave} disabled={!form.name.trim() || saving}>
            {saving ? '保存中...' : editingChannel ? '保存修改' : '添加渠道'}
          </Button>
        </DialogFooter>
      </DialogContent>
    </Dialog>
  );
}