'use client';
import { useEffect } from 'react';
import { useForm } from 'react-hook-form';
import { useUserStore } from './store';
import { useLayoutStore } from '@/modules/layout/store';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Textarea } from '@/components/ui/textarea';
import { Label } from '@/components/ui/label';
import {
  Dialog,
  DialogContent,
  DialogHeader,
  DialogTitle,
} from '@/components/ui/dialog';
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from '@/components/ui/card';
import { Pencil, Key, User } from 'lucide-react';
import PandaPNG from '@/assets/panda.jpg';

const ProfileCard = () => {
  const { me, getMe } = useLayoutStore();
  const { setShowEdit, setShowChangePassword } = useUserStore();

  useEffect(() => {
    getMe();
  }, [getMe]);

  return (
    <Card className="max-w-2xl mx-auto">
      <CardHeader>
        <CardTitle className="flex items-center gap-2">
          <User className="w-5 h-5" />
          个人信息
        </CardTitle>
        <CardDescription>管理您的个人资料和账户设置</CardDescription>
      </CardHeader>
      <CardContent className="space-y-6">
        {/* Avatar */}
        <div className="flex items-center gap-4">
          <div className="w-20 h-20 rounded-full overflow-hidden border-2 border-gray-200">
            {me?.avatar ? (
              <img
                src={me.avatar}
                alt="avatar"
                className="w-full h-full object-cover"
              />
            ) : (
              <img
                src={PandaPNG}
                alt="avatar"
                className="w-full h-full object-cover"
              />
            )}
          </div>
          <div>
            <h3 className="text-lg font-semibold">{me?.username || '-'}</h3>
            <p className="text-sm text-gray-500">{me?.description || '暂无描述'}</p>
          </div>
        </div>

        {/* User Info Fields */}
        <div className="space-y-4">
          <div className="grid grid-cols-[120px_1fr] items-center gap-4">
            <Label>用户名</Label>
            <div className="text-gray-700">{me?.username || '-'}</div>
          </div>

          <div className="grid grid-cols-[120px_1fr] items-center gap-4">
            <Label>昵称</Label>
            <div className="flex items-center justify-between">
              <span className="text-gray-700">{me?.nickname || '-'}</span>
              <Button
                variant="ghost"
                size="sm"
                onClick={() => setShowEdit(true)}>
                <Pencil className="w-4 h-4" />
              </Button>
            </div>
          </div>

          <div className="grid grid-cols-[120px_1fr] items-start gap-4">
            <Label className="mt-2">个人描述</Label>
            <div className="flex items-center justify-between flex-1">
              <p className="text-gray-700 text-sm">{me?.description || '暂无描述'}</p>
              <Button
                variant="ghost"
                size="sm"
                onClick={() => setShowEdit(true)}>
                <Pencil className="w-4 h-4" />
              </Button>
            </div>
          </div>

          <div className="grid grid-cols-[120px_1fr] items-center gap-4">
            <Label>用户ID</Label>
            <div className="text-gray-500 text-sm">{me?.id || '-'}</div>
          </div>

          <div className="grid grid-cols-[120px_1fr] items-center gap-4">
            <Label>密码</Label>
            <Button
              variant="outline"
              size="sm"
              onClick={() => setShowChangePassword(true)}>
              <Key className="w-4 h-4 mr-1" />
              修改密码
            </Button>
          </div>
        </div>

        {/* Edit Profile Button */}
        <div className="flex justify-end">
          <Button onClick={() => setShowEdit(true)}>
            <Pencil className="w-4 h-4 mr-1" />
            编辑资料
          </Button>
        </div>
      </CardContent>
    </Card>
  );
};

const EditProfileModal = () => {
  const { showEdit, setShowEdit, setFormData, updateSelf, loading } = useUserStore();
  const { me, getMe } = useLayoutStore();
  const {
    handleSubmit,
    reset,
    register,
  } = useForm();

  useEffect(() => {
    if (showEdit) {
      reset({
        nickname: me?.nickname || '',
        description: me?.description || '',
      });
    }
  }, [me, showEdit, reset]);

  const onSubmit = async (data: any) => {
    const res = await updateSelf(data);
    if (res) {
      setShowEdit(false);
      setFormData({});
      await getMe();
    }
  };

  return (
    <Dialog open={showEdit} onOpenChange={(open) => {
      setShowEdit(open);
      if (!open) setFormData({});
    }}>
      <DialogContent>
        <DialogHeader>
          <DialogTitle>编辑个人资料</DialogTitle>
        </DialogHeader>
        <div className="p-4">
          <form className="w-full flex flex-col gap-4" onSubmit={handleSubmit(onSubmit)}>
            <div className="flex flex-col gap-2">
              <Label>昵称</Label>
              <Input
                {...register('nickname')}
                placeholder="请输入昵称"
              />
            </div>
            <div className="flex flex-col gap-2">
              <Label>个人描述</Label>
              <Textarea
                {...register('description')}
                placeholder="请输入个人描述"
                rows={4}
              />
            </div>
            <div className="flex gap-2 justify-end">
              <Button
                type="button"
                variant="outline"
                onClick={() => setShowEdit(false)}
                disabled={loading}>
                取消
              </Button>
              <Button type="submit" disabled={loading}>
                {loading ? '保存中...' : '保存'}
              </Button>
            </div>
          </form>
        </div>
      </DialogContent>
    </Dialog>
  );
};

const ChangePasswordModal = () => {
  const { showChangePassword, setShowChangePassword, loading } = useUserStore();
  const {
    handleSubmit,
    formState: { errors },
    reset,
    register,
  } = useForm();

  const onSubmit = async (data: any) => {
    const { updateSelf } = useUserStore.getState();
    const res = await updateSelf({
      password: data.newPassword,
    });
    if (res) {
      setShowChangePassword(false);
      reset();
    }
  };

  return (
    <Dialog open={showChangePassword} onOpenChange={setShowChangePassword}>
      <DialogContent>
        <DialogHeader>
          <DialogTitle>修改密码</DialogTitle>
        </DialogHeader>
        <div className="p-4">
          <form className="w-full flex flex-col gap-4" onSubmit={handleSubmit(onSubmit)}>
            <div className="flex flex-col gap-2">
              <Label>新密码</Label>
              <Input
                {...register('newPassword', {
                  required: '请输入新密码',
                  minLength: { value: 6, message: '密码长度至少6位' },
                })}
                type="password"
                placeholder="请输入新密码"
                className={errors.newPassword ? "border-red-500" : ""}
              />
              {errors.newPassword && (
                <span className="text-xs text-red-500">{errors.newPassword.message as string}</span>
              )}
            </div>
            <div className="flex flex-col gap-2">
              <Label>确认新密码</Label>
              <Input
                {...register('confirmPassword', {
                  required: '请确认新密码',
                  validate: (value, formValues) =>
                    value === formValues.newPassword || '两次输入的密码不一致',
                })}
                type="password"
                placeholder="请再次输入新密码"
                className={errors.confirmPassword ? "border-red-500" : ""}
              />
              {errors.confirmPassword && (
                <span className="text-xs text-red-500">{errors.confirmPassword.message as string}</span>
              )}
            </div>
            <div className="flex gap-2 justify-end">
              <Button
                type="button"
                variant="outline"
                onClick={() => setShowChangePassword(false)}
                disabled={loading}>
                取消
              </Button>
              <Button type="submit" disabled={loading}>
                {loading ? '保存中...' : '确认修改'}
              </Button>
            </div>
          </form>
        </div>
      </DialogContent>
    </Dialog>
  );
};

export const UserProfile = () => {
  return (
    <div className="p-6 w-full h-full overflow-auto">
      <ProfileCard />
      <EditProfileModal />
      <ChangePasswordModal />
    </div>
  );
};

export default UserProfile