import { usePlayerStore } from "../stores/playerStore";
import { useNavigate } from "react-router-dom";
import { audioService } from "../services/audioService";

export function MiniPlayer() {
  const { currentSongId, currentBandId, isPlaying, currentTime, duration } = usePlayerStore();
  const navigate = useNavigate();
  
  if (!currentSongId || !currentBandId) {
    return null;
  }

  const formatTime = (seconds: number) => {
    const m = Math.floor(seconds / 60);
    const s = Math.floor(seconds % 60);
    return `${m}:${String(s).padStart(2, "0")}`;
  };

  const progress = duration > 0 ? (currentTime / duration) * 100 : 0;

  return (
    <div
      style={
        {
          position: "fixed",
          bottom: 0,
          left: 0,
          right: 0,
          background: "#18181e",
          borderTop: "1px solid rgba(255,255,255,0.06)",
          padding: "8px 16px",
          zIndex: 999,
          display: "flex",
          alignItems: "center",
          gap: 12,
        }
      }
    >
      <button
        onClick={() => navigate(`/bands/${currentBandId}/songs/${currentSongId}`)}
        style={
          {
            background: "transparent",
            border: "none",
            color: "white",
            cursor: "pointer",
            display: "flex",
            alignItems: "center",
            gap: 8,
            padding: "4px 8px",
            borderRadius: 4,
          }
        }
        title="Go to song"
      >
        <svg width="16" height="16" viewBox="0 0 14 14" fill="currentColor">
          <path d="M3 2l9 5-9 5V2z" />
        </svg>
        <span style={{ fontSize: 12, color: "rgba(255,255,255,0.8)" }}>
          Now Playing
        </span>
      </button>

      <div
        style={
          {
            flex: 1,
            height: 4,
            background: "rgba(255,255,255,0.1)",
            borderRadius: 2,
            overflow: "hidden",
            cursor: "pointer",
          }
        }
      >
        <div
          style={
            {
              width: `${progress}%`,
              height: "100%",
              background: "#e8a22a",
              transition: "width 0.1s linear",
            }
          }
        />
      </div>

      <div style={{ fontSize: 11, color: "rgba(255,255,255,0.6)", minWidth: 60, textAlign: "right" }}>
        {formatTime(currentTime)} / {formatTime(duration)}
      </div>

      <button
        onClick={() => {
          if (isPlaying) {
            audioService.pause();
          } else {
            audioService.play(currentSongId, currentBandId).catch(err => {
              console.warn('MiniPlayer playback failed:', err);
            });
          }
        }}
        style={
          {
            background: "transparent",
            border: "none",
            color: "white",
            cursor: "pointer",
            padding: "4px",
          }
        }
        title={isPlaying ? "Pause" : "Play"}
      >
        {isPlaying ? (
          <svg width="16" height="16" viewBox="0 0 14 14" fill="currentColor">
            <path d="M4 2h2v10H4zm4 0h2v10h-2z" />
          </svg>
        ) : (
          <svg width="16" height="16" viewBox="0 0 14 14" fill="currentColor">
            <path d="M3 2l9 5-9 5V2z" />
          </svg>
        )}
      </button>
    </div>
  );
}