import { type FC, useCallback, useMemo, useState } from "react";
import { useEditorStore, type ToolType } from "@/pages/editor/store/editorStore";
import { useSingleUpload } from "@/pages/uploader/hooks/useUploaderData";
import { CloseCircle, Music } from "iconsax-react";
import { useDropzone } from "react-dropzone";
import AudioUploadZone from "@/components/AudioUploadZone";
import Input from "@/components/Input";

const getAudioNameFromFile = (file: File) =>
    file.name.replace(/\.[^/.]+$/, "");

export const AUDIO_ACCEPT = {
    "audio/*": [".mp3", ".wav", ".ogg", ".m4a", ".aac", ".flac", ".webm"],
} as const;

const AudioInput: FC = () => {
    const { objects, addObject, setSelectedObjectId, setTool, deleteObject, updateObject } =
        useEditorStore();
    const { mutateAsync: uploadFile } = useSingleUpload();
    const [isUploading, setIsUploading] = useState(false);
    const [audioName, setAudioName] = useState("");

    const onDrop = useCallback(
        async (acceptedFiles: File[]) => {
            if (acceptedFiles.length === 0) return;

            setIsUploading(true);
            try {
                for (const file of acceptedFiles) {
                    try {
                        const result = await uploadFile({ file });
                        const audioUrl = result?.data?.url;
                        if (!audioUrl) continue;
                        const audioId = `audio-${Date.now()}-${Math.random()}`;
                        const newAudio = {
                            id: audioId,
                            type: "audio" as ToolType,
                            x: 100,
                            y: 100,
                            width: 320,
                            height: 56,
                            audioUrl,
                            audioName: audioName.trim() || getAudioNameFromFile(file),
                        };
                        addObject(newAudio);
                        setSelectedObjectId(newAudio.id);
                        setTool("select");
                    } catch {
                        // TODO: show error toast
                    }
                }
                setAudioName("");
            } finally {
                setIsUploading(false);
            }
        },
        [addObject, audioName, setSelectedObjectId, setTool, uploadFile]
    );

    const { getRootProps, getInputProps } = useDropzone({
        onDrop,
        accept: AUDIO_ACCEPT,
        multiple: true,
        disabled: isUploading,
    });

    const audioObjects = useMemo(() => {
        return objects.filter((obj) => obj.type === "audio");
    }, [objects]);

    const handleDeleteAudio = (audioId: string) => {
        deleteObject(audioId);
    };

    return (
        <div className="space-y-4">
            <div className="text-base font-bold">صدا</div>

            <Input
                label="نام فایل صوتی"
                value={audioName}
                onChange={(e) => setAudioName(e.target.value)}
                placeholder="مثلاً موسیقی پس‌زمینه"
            />

            <AudioUploadZone
                getRootProps={getRootProps}
                getInputProps={getInputProps}
                isLoading={isUploading}
            />

            {audioObjects.length > 0 && (
                <div className="space-y-2">
                    <div className="text-xs font-bold">فایل‌های صوتی آپلود شده</div>
                    <div className="flex flex-col gap-2">
                        {audioObjects.map((audioObject) => (
                            <div
                                key={audioObject.id}
                                className="relative flex items-center gap-2 rounded-lg border border-border bg-gray-50 px-3 py-2"
                            >
                                <Music size={20} color="#8C90A3" variant="Bold" />
                                <input
                                    className="flex-1 h-7 rounded-lg border border-border bg-white px-2 text-xs text-black outline-none"
                                    value={audioObject.audioName || ""}
                                    onChange={(e) =>
                                        updateObject(audioObject.id, {
                                            audioName: e.target.value,
                                        })
                                    }
                                    placeholder="نام فایل صوتی"
                                />
                                <button
                                    onClick={() => handleDeleteAudio(audioObject.id)}
                                    className="absolute -right-1 -top-2 shadow-md bg-white size-5 rounded-full flex justify-center items-center hover:bg-gray-100 transition-colors"
                                >
                                    <CloseCircle size={16} color="red" />
                                </button>
                            </div>
                        ))}
                    </div>
                </div>
            )}
        </div>
    );
};

export default AudioInput;