'use client';

import { useState, useEffect } from 'react';
import { Button } from '@/components/ui/button';
import { Mountain } from 'lucide-react';
import { ManaDisplay } from '@/components/game';
import { ActionButtons } from '@/components/game';
import { CalendarDisplay } from '@/components/game';
import { DebugName } from '@/lib/game/debug-context';
import type { GameStore } from '@/lib/game/store';
import { computeMaxMana, computeClickMana, getMeditationBonus } from '@/lib/game/store';
import { getUnifiedEffects } from '@/lib/game/effects';
import { useGameLoop } from '@/lib/game/stores/gameHooks';

interface LeftPanelProps {
  store: GameStore;
  effectiveRegen: number;
  incursionStrength: number;
}

export function LeftPanel({ store, effectiveRegen, incursionStrength }: LeftPanelProps) {
  const [isGathering, setIsGathering] = useState(false);

  const handleGatherStart = () => {
    setIsGathering(true);
    store.gatherMana();
  };

  const handleGatherEnd = () => {
    setIsGathering(false);
  };

  useEffect(() => {
    if (!isGathering) return;

    let lastGatherTime = 0;
    const minGatherInterval = 100;
    let animationFrameId: number;

    const gatherLoop = (timestamp: number) => {
      if (timestamp - lastGatherTime >= minGatherInterval) {
        store.gatherMana();
        lastGatherTime = timestamp;
      }
      animationFrameId = requestAnimationFrame(gatherLoop);
    };

    animationFrameId = requestAnimationFrame(gatherLoop);
    return () => cancelAnimationFrame(animationFrameId);
  }, [isGathering, store]);

  const maxMana = computeMaxMana(store, getUnifiedEffects(store));
  const clickMana = computeClickMana(store);
  const meditationMultiplier = getMeditationBonus(store.meditateTicks, store.skills, getUnifiedEffects(store).meditationEfficiency);

  return (
    <div className="md:w-80 space-y-4 flex-shrink-0">
      <DebugName name="ManaDisplay">
        <ManaDisplay
          rawMana={store.rawMana}
          maxMana={maxMana}
          effectiveRegen={effectiveRegen}
          meditationMultiplier={meditationMultiplier}
          clickMana={clickMana}
          isGathering={isGathering}
          onGatherStart={handleGatherStart}
          onGatherEnd={handleGatherEnd}
          elements={store.elements}
        />
      </DebugName>

      {!store.spireMode && (
        <DebugName name="ClimbSpireButton">
          <Button
            className="w-full bg-gradient-to-r from-amber-600 to-orange-600 hover:from-amber-700 hover:to-orange-700"
            size="lg"
            onClick={() => store.enterSpireMode()}
          >
            <Mountain className="w-5 h-5 mr-2" />
            Climb the Spire
          </Button>
        </DebugName>
      )}

      {!store.spireMode && (
        <DebugName name="ActionButtons">
          <ActionButtons
            currentAction={store.currentAction}
            currentStudyTarget={store.currentStudyTarget}
            designProgress={store.designProgress}
            designProgress2={store.designProgress2}
            preparationProgress={store.preparationProgress}
            applicationProgress={store.applicationProgress}
            equipmentCraftingProgress={store.equipmentCraftingProgress}
          />
        </DebugName>
      )}

      <DebugName name="CalendarDisplay">
        <CalendarDisplay
          day={store.day}
          hour={store.hour}
          incursionStrength={incursionStrength}
        />
      </DebugName>
    </div>
  );
}