/**
 * 개소 정보 수정 모달
 *
 * 발주 개소 목록에서 수정 버튼 클릭 시 표시
 * - 개소 정보: 층, 부호
 * - 오픈사이즈: 가로, 세로
 * - 필수 설정: 가이드레일, 전원, 제어기
 */

"use client";

import { useState, useEffect } from "react";
import {
  Dialog,
  DialogContent,
  DialogHeader,
  DialogTitle,
} from "../ui/dialog";
import { Button } from "../ui/button";
import { Input } from "../ui/input";
import { NumberInput } from "../ui/number-input";
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "../ui/select";

import type { LocationItem } from "./QuoteRegistrationV2";

// =============================================================================
// 상수
// =============================================================================

// 가이드레일 설치 유형
const GUIDE_RAIL_TYPES = [
  { value: "wall", label: "벽면형" },
  { value: "floor", label: "측면형" },
];

// 모터 전원
const MOTOR_POWERS = [
  { value: "single", label: "단상(220V)" },
  { value: "three", label: "삼상(380V)" },
];

// 연동제어기
const CONTROLLERS = [
  { value: "basic", label: "단독" },
  { value: "smart", label: "연동" },
  { value: "premium", label: "매립형-뒷박스포함" },
];

// =============================================================================
// Props
// =============================================================================

interface LocationEditModalProps {
  open: boolean;
  onOpenChange: (open: boolean) => void;
  location: LocationItem | null;
  onSave: (locationId: string, updates: Partial<LocationItem>) => void;
}

// =============================================================================
// 컴포넌트
// =============================================================================

export function LocationEditModal({
  open,
  onOpenChange,
  location,
  onSave,
}: LocationEditModalProps) {
  // ---------------------------------------------------------------------------
  // 상태
  // ---------------------------------------------------------------------------
  const [formData, setFormData] = useState({
    floor: "",
    code: "",
    openWidth: 0,
    openHeight: 0,
    guideRailType: "wall",
    motorPower: "single",
    controller: "basic",
  });

  // location 변경 시 폼 데이터 초기화
  useEffect(() => {
    if (location) {
      setFormData({
        floor: location.floor,
        code: location.code,
        openWidth: location.openWidth,
        openHeight: location.openHeight,
        guideRailType: location.guideRailType,
        motorPower: location.motorPower,
        controller: location.controller,
      });
    }
  }, [location]);

  // ---------------------------------------------------------------------------
  // 핸들러
  // ---------------------------------------------------------------------------

  const handleFieldChange = (field: string, value: string | number) => {
    setFormData((prev) => ({ ...prev, [field]: value }));
  };

  const handleSave = () => {
    if (!location) return;

    onSave(location.id, {
      floor: formData.floor,
      code: formData.code,
      openWidth: formData.openWidth,
      openHeight: formData.openHeight,
      guideRailType: formData.guideRailType,
      motorPower: formData.motorPower,
      controller: formData.controller,
    });

    onOpenChange(false);
  };

  const handleCancel = () => {
    onOpenChange(false);
  };

  // ---------------------------------------------------------------------------
  // 렌더링
  // ---------------------------------------------------------------------------

  if (!location) return null;

  return (
    <Dialog open={open} onOpenChange={onOpenChange}>
      <DialogContent className="sm:max-w-[500px]">
        <DialogHeader>
          <DialogTitle>개소 정보 수정</DialogTitle>
        </DialogHeader>

        <div className="space-y-6 py-4">
          {/* 개소 정보 */}
          <div className="space-y-3">
            <h4 className="text-sm font-semibold text-gray-700">개소 정보</h4>
            <div className="grid grid-cols-2 gap-4">
              <div>
                <label className="text-sm text-gray-600 mb-1 block">층</label>
                <Input
                  value={formData.floor}
                  onChange={(e) => handleFieldChange("floor", e.target.value)}
                  placeholder="1층"
                />
              </div>
              <div>
                <label className="text-sm text-gray-600 mb-1 block">부호</label>
                <Input
                  value={formData.code}
                  onChange={(e) => handleFieldChange("code", e.target.value)}
                  placeholder="FSS-01"
                />
              </div>
            </div>
          </div>

          {/* 오픈사이즈 */}
          <div className="space-y-3">
            <h4 className="text-sm font-semibold text-gray-700">오픈사이즈</h4>
            <div className="grid grid-cols-2 gap-4">
              <div>
                <label className="text-sm text-gray-600 mb-1 block">가로 (mm)</label>
                <NumberInput
                  value={formData.openWidth}
                  onChange={(value) => handleFieldChange("openWidth", value ?? 0)}
                  placeholder="5000"
                />
              </div>
              <div>
                <label className="text-sm text-gray-600 mb-1 block">세로 (mm)</label>
                <NumberInput
                  value={formData.openHeight}
                  onChange={(value) => handleFieldChange("openHeight", value ?? 0)}
                  placeholder="3000"
                />
              </div>
            </div>
            <p className="text-xs text-gray-500">
              ※ 제작사이즈는 오픈사이즈의 280mm를 더한 값으로 자동 계산됩니다.
            </p>
          </div>

          {/* 필수 설정 */}
          <div className="space-y-3">
            <h4 className="text-sm font-semibold text-gray-700">필수 설정</h4>
            <div className="grid grid-cols-3 gap-3">
              <div>
                <label className="text-xs text-gray-500 flex items-center gap-1 mb-1">
                  🔧 가이드레일
                </label>
                <Select
                  value={formData.guideRailType}
                  onValueChange={(value) => handleFieldChange("guideRailType", value)}
                >
                  <SelectTrigger>
                    <SelectValue />
                  </SelectTrigger>
                  <SelectContent>
                    {GUIDE_RAIL_TYPES.map((type) => (
                      <SelectItem key={type.value} value={type.value}>
                        {type.label}
                      </SelectItem>
                    ))}
                  </SelectContent>
                </Select>
              </div>
              <div>
                <label className="text-xs text-gray-500 flex items-center gap-1 mb-1">
                  ⚡ 전원
                </label>
                <Select
                  value={formData.motorPower}
                  onValueChange={(value) => handleFieldChange("motorPower", value)}
                >
                  <SelectTrigger>
                    <SelectValue />
                  </SelectTrigger>
                  <SelectContent>
                    {MOTOR_POWERS.map((power) => (
                      <SelectItem key={power.value} value={power.value}>
                        {power.label}
                      </SelectItem>
                    ))}
                  </SelectContent>
                </Select>
              </div>
              <div>
                <label className="text-xs text-gray-500 flex items-center gap-1 mb-1">
                  📦 제어기
                </label>
                <Select
                  value={formData.controller}
                  onValueChange={(value) => handleFieldChange("controller", value)}
                >
                  <SelectTrigger>
                    <SelectValue />
                  </SelectTrigger>
                  <SelectContent>
                    {CONTROLLERS.map((ctrl) => (
                      <SelectItem key={ctrl.value} value={ctrl.value}>
                        {ctrl.label}
                      </SelectItem>
                    ))}
                  </SelectContent>
                </Select>
              </div>
            </div>
          </div>
        </div>

        {/* 버튼 */}
        <div className="flex gap-3 pt-4 border-t">
          <Button
            variant="outline"
            onClick={handleCancel}
            className="flex-1"
          >
            취소
          </Button>
          <Button
            onClick={handleSave}
            className="flex-1 bg-orange-500 hover:bg-orange-600"
          >
            저장
          </Button>
        </div>
      </DialogContent>
    </Dialog>
  );
}