"use client";

import React, { useState } from "react";
import { Monitor, Tablet, Smartphone, Settings } from "lucide-react";
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import { Button } from "@/components/ui/button";
import { ScreenResolution, SCREEN_RESOLUTIONS } from "@/types/screen";

interface ResolutionPanelProps {
  currentResolution: ScreenResolution;
  onResolutionChange: (resolution: ScreenResolution) => void;
}

const ResolutionPanel: React.FC<ResolutionPanelProps> = ({ currentResolution, onResolutionChange }) => {
  const [customWidth, setCustomWidth] = useState(currentResolution.width.toString());
  const [customHeight, setCustomHeight] = useState(currentResolution.height.toString());
  const [selectedPreset, setSelectedPreset] = useState<string>(
    SCREEN_RESOLUTIONS.find((r) => r.width === currentResolution.width && r.height === currentResolution.height)
      ?.name || "custom",
  );

  const handlePresetChange = (presetName: string) => {
    setSelectedPreset(presetName);

    if (presetName === "custom") {
      return;
    }

    const preset = SCREEN_RESOLUTIONS.find((r) => r.name === presetName);
    if (preset) {
      setCustomWidth(preset.width.toString());
      setCustomHeight(preset.height.toString());
      onResolutionChange(preset);
    }
  };

  const handleCustomResolution = () => {
    const width = parseInt(customWidth);
    const height = parseInt(customHeight);

    if (width > 0 && height > 0) {
      const customResolution: ScreenResolution = {
        width,
        height,
        name: `사용자 정의 (${width}×${height})`,
        category: "custom",
      };
      onResolutionChange(customResolution);
      setSelectedPreset("custom");
    }
  };

  const getCategoryIcon = (category: string) => {
    switch (category) {
      case "desktop":
        return <Monitor className="h-4 w-4" />;
      case "tablet":
        return <Tablet className="h-4 w-4" />;
      case "mobile":
        return <Smartphone className="h-4 w-4" />;
      default:
        return <Settings className="h-4 w-4" />;
    }
  };

  const getCategoryColor = (category: string) => {
    switch (category) {
      case "desktop":
        return "text-primary";
      case "tablet":
        return "text-green-600";
      case "mobile":
        return "text-purple-600";
      default:
        return "text-muted-foreground";
    }
  };

  return (
    <div className="space-y-4">
      {/* 프리셋 선택 */}
      <div className="space-y-2">
        <Label className="text-xs font-medium">해상도 프리셋</Label>
        <Select value={selectedPreset} onValueChange={handlePresetChange}>
          <SelectTrigger className=" text-xsh-6 w-full px-2 py-0">
            <SelectValue placeholder="해상도를 선택하세요" />
          </SelectTrigger>
          <SelectContent>
            {/* Desktop */}
            <div className="px-2 py-1 text-xs font-medium text-gray-500">데스크톱</div>
            {SCREEN_RESOLUTIONS.filter((r) => r.category === "desktop").map((resolution) => (
              <SelectItem key={resolution.name} value={resolution.name}>
                <div className="flex items-center space-x-2">
                  <Monitor className="text-primary h-4 w-4" />
                  <span>{resolution.name}</span>
                </div>
              </SelectItem>
            ))}

            {/* Tablet */}
            <div className="px-2 py-1 text-xs font-medium text-gray-500">태블릿</div>
            {SCREEN_RESOLUTIONS.filter((r) => r.category === "tablet").map((resolution) => (
              <SelectItem key={resolution.name} value={resolution.name}>
                <div className="flex items-center space-x-2">
                  <Tablet className="h-4 w-4 text-green-600" />
                  <span>{resolution.name}</span>
                </div>
              </SelectItem>
            ))}

            {/* Mobile */}
            <div className="px-2 py-1 text-xs font-medium text-gray-500">모바일</div>
            {SCREEN_RESOLUTIONS.filter((r) => r.category === "mobile").map((resolution) => (
              <SelectItem key={resolution.name} value={resolution.name}>
                <div className="flex items-center space-x-2">
                  <Smartphone className="h-4 w-4 text-purple-600" />
                  <span>{resolution.name}</span>
                </div>
              </SelectItem>
            ))}

            {/* Custom */}
            <div className="px-2 py-1 text-xs font-medium text-gray-500">사용자 정의</div>
            <SelectItem value="custom">
              <div className="flex items-center space-x-2">
                <Settings className="text-muted-foreground h-4 w-4" />
                <span>사용자 정의</span>
              </div>
            </SelectItem>
          </SelectContent>
        </Select>
      </div>

      {/* 사용자 정의 해상도 */}
      {selectedPreset === "custom" && (
        <div className="space-y-3 rounded-lg border bg-gray-50 p-3">
          <Label className="text-sm font-medium">사용자 정의 해상도</Label>
          <div className="grid grid-cols-2 gap-3">
            <div className="space-y-1">
              <Label className="text-muted-foreground text-xs">너비 (px)</Label>
              <Input
                type="number"
                value={customWidth}
                onChange={(e) => setCustomWidth(e.target.value)}
                placeholder="1920"
                min="1"
                step="1"
                className="h-6 w-full px-2 py-0 text-xs"
              />
            </div>
            <div className="space-y-1">
              <Label className="text-muted-foreground text-xs">높이 (px)</Label>
              <Input
                type="number"
                value={customHeight}
                onChange={(e) => setCustomHeight(e.target.value)}
                placeholder="1080"
                min="1"
                step="1"
                className="h-6 w-full px-2 py-0 text-xs"
              />
            </div>
          </div>
          <Button
            onClick={handleCustomResolution}
            size="sm"
            className="h-6 w-full px-2 py-0 text-xs"
          >
            적용
          </Button>
        </div>
      )}
    </div>
  );
};

export default ResolutionPanel;
