'use client';

import { useState } from 'react';
import { Slider } from '@/components/ui/slider';
import { Button } from '@/components/ui/button';
import {
  useLighten,
  useDarken,
  useSaturate,
  useDesaturate,
  useRotate,
  useComplement
} from '@/lib/color/api/queries';
import { toast } from 'sonner';
import { Sun, Moon, Droplets, Droplet, RotateCcw, ArrowLeftRight } from 'lucide-react';

interface ManipulationPanelProps {
  color: string;
  onColorChange: (color: string) => void;
}

interface ManipulationRow {
  label: string;
  icon: React.ReactNode;
  value: number;
  setValue: (v: number) => void;
  format: (v: number) => string;
  min: number;
  max: number;
  step: number;
  onApply: () => Promise<void>;
}

export function ManipulationPanel({ color, onColorChange }: ManipulationPanelProps) {
  const [lightenAmount, setLightenAmount] = useState(0.2);
  const [darkenAmount, setDarkenAmount] = useState(0.2);
  const [saturateAmount, setSaturateAmount] = useState(0.2);
  const [desaturateAmount, setDesaturateAmount] = useState(0.2);
  const [rotateAmount, setRotateAmount] = useState(30);

  const lightenMutation = useLighten();
  const darkenMutation = useDarken();
  const saturateMutation = useSaturate();
  const desaturateMutation = useDesaturate();
  const rotateMutation = useRotate();
  const complementMutation = useComplement();

  const isLoading =
    lightenMutation.isPending ||
    darkenMutation.isPending ||
    saturateMutation.isPending ||
    desaturateMutation.isPending ||
    rotateMutation.isPending ||
    complementMutation.isPending;

  const handleMutation = async (
    mutationFn: (params: any) => Promise<any>,
    params: any,
    successMsg: string,
    errorMsg: string
  ) => {
    try {
      const result = await mutationFn(params);
      if (result.colors[0]) {
        onColorChange(result.colors[0].output);
        toast.success(successMsg);
      }
    } catch {
      toast.error(errorMsg);
    }
  };

  const rows: ManipulationRow[] = [
    {
      label: 'Lighten',
      icon: <Sun className="h-3.5 w-3.5" />,
      value: lightenAmount,
      setValue: setLightenAmount,
      format: (v) => `${(v * 100).toFixed(0)}%`,
      min: 0, max: 1, step: 0.05,
      onApply: () => handleMutation(
        lightenMutation.mutateAsync,
        { colors: [color], amount: lightenAmount },
        `Lightened by ${(lightenAmount * 100).toFixed(0)}%`,
        'Failed to lighten color'
      ),
    },
    {
      label: 'Darken',
      icon: <Moon className="h-3.5 w-3.5" />,
      value: darkenAmount,
      setValue: setDarkenAmount,
      format: (v) => `${(v * 100).toFixed(0)}%`,
      min: 0, max: 1, step: 0.05,
      onApply: () => handleMutation(
        darkenMutation.mutateAsync,
        { colors: [color], amount: darkenAmount },
        `Darkened by ${(darkenAmount * 100).toFixed(0)}%`,
        'Failed to darken color'
      ),
    },
    {
      label: 'Saturate',
      icon: <Droplets className="h-3.5 w-3.5" />,
      value: saturateAmount,
      setValue: setSaturateAmount,
      format: (v) => `${(v * 100).toFixed(0)}%`,
      min: 0, max: 1, step: 0.05,
      onApply: () => handleMutation(
        saturateMutation.mutateAsync,
        { colors: [color], amount: saturateAmount },
        `Saturated by ${(saturateAmount * 100).toFixed(0)}%`,
        'Failed to saturate color'
      ),
    },
    {
      label: 'Desaturate',
      icon: <Droplet className="h-3.5 w-3.5" />,
      value: desaturateAmount,
      setValue: setDesaturateAmount,
      format: (v) => `${(v * 100).toFixed(0)}%`,
      min: 0, max: 1, step: 0.05,
      onApply: () => handleMutation(
        desaturateMutation.mutateAsync,
        { colors: [color], amount: desaturateAmount },
        `Desaturated by ${(desaturateAmount * 100).toFixed(0)}%`,
        'Failed to desaturate color'
      ),
    },
    {
      label: 'Rotate',
      icon: <RotateCcw className="h-3.5 w-3.5" />,
      value: rotateAmount,
      setValue: setRotateAmount,
      format: (v) => `${v}°`,
      min: -180, max: 180, step: 5,
      onApply: () => handleMutation(
        rotateMutation.mutateAsync,
        { colors: [color], amount: rotateAmount },
        `Rotated hue by ${rotateAmount}°`,
        'Failed to rotate hue'
      ),
    },
  ];

  const handleComplement = async () => {
    try {
      const result = await complementMutation.mutateAsync([color]);
      if (result.colors[0]) {
        onColorChange(result.colors[0].output);
        toast.success('Generated complementary color');
      }
    } catch {
      toast.error('Failed to generate complement');
    }
  };

  return (
    <div className="space-y-4">
      {rows.map((row) => (
        <div key={row.label} className="space-y-2">
          <div className="flex items-center justify-between">
            <div className="flex items-center gap-1.5 text-xs font-medium">
              {row.icon}
              <span>{row.label}</span>
            </div>
            <span className="text-[10px] text-muted-foreground tabular-nums">{row.format(row.value)}</span>
          </div>
          <div className="flex items-center gap-2">
            <Slider
              min={row.min}
              max={row.max}
              step={row.step}
              value={[row.value]}
              onValueChange={(vals) => row.setValue(vals[0])}
              className="flex-1"
            />
            <Button
              onClick={row.onApply}
              disabled={isLoading}
              variant="outline"
              className="shrink-0 w-16"
            >
              Apply
            </Button>
          </div>
        </div>
      ))}

      <div className="pt-3 border-t">
        <Button
          onClick={handleComplement}
          disabled={isLoading}
          variant="outline"
          className="w-full"
        >
          <ArrowLeftRight className="h-3.5 w-3.5 mr-1.5" />
          Complementary Color
        </Button>
      </div>
    </div>
  );
}
