File size: 4,665 Bytes
5710dd0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | import { useCallback, useEffect } from "react";
import { toast } from "@/components/ui/sonner";
import { bridge } from "@/services";
import { validateMediaFile, validateTotalSize, processMediaFile, getMediaType } from "@/lib/media-utils";
import { useChatStore } from "@/stores";
import { MEDIA_CONFIG } from "@/services/config";
interface UseMediaUploadResult {
canAddMedia: boolean;
handlePaste: (e: React.ClipboardEvent) => void;
handlePickMedia: () => Promise<void>;
addMediaFiles: (files: File[]) => void;
}
export function useMediaUpload(): UseMediaUploadResult {
const { draftMedia, addDraftMedia, updateDraftMedia, removeDraftMedia } = useChatStore();
const hasProcessing = draftMedia.some((m) => !m.dataUri);
const canAddMedia = draftMedia.length < MEDIA_CONFIG.maxCount;
const getExistingDataUris = useCallback((): string[] => {
return draftMedia.filter((m) => m.dataUri).map((m) => m.dataUri!);
}, [draftMedia]);
const processFile = useCallback(
async (file: File) => {
const error = validateMediaFile(file, draftMedia.length);
if (error) {
toast.error(error.message);
return;
}
const id = crypto.randomUUID();
addDraftMedia(id);
try {
const dataUri = await processMediaFile(file);
const totalError = validateTotalSize(getExistingDataUris(), dataUri);
if (totalError) {
removeDraftMedia(id);
toast.error(totalError.message);
return;
}
updateDraftMedia(id, dataUri);
} catch {
removeDraftMedia(id);
toast.error("Failed to process media file");
}
},
[draftMedia.length, addDraftMedia, updateDraftMedia, removeDraftMedia, getExistingDataUris],
);
const addMediaFiles = useCallback(
(files: File[]) => {
for (const file of files) {
void processFile(file);
}
},
[processFile],
);
const handlePaste = useCallback(
(e: React.ClipboardEvent) => {
const items = e.clipboardData.items;
const mediaFiles: File[] = [];
for (const item of items) {
if (item.type.startsWith("image/") || item.type.startsWith("video/")) {
const file = item.getAsFile();
if (file) {
mediaFiles.push(file);
}
}
}
if (mediaFiles.length === 0) {
return;
}
e.preventDefault();
addMediaFiles(mediaFiles);
},
[addMediaFiles],
);
const handlePickMedia = useCallback(async () => {
if (hasProcessing || draftMedia.length >= MEDIA_CONFIG.maxCount) {
return;
}
const remaining = MEDIA_CONFIG.maxCount - draftMedia.length;
try {
const media = await bridge.pickMedia(remaining, true);
const existingUris = getExistingDataUris();
for (const dataUri of media) {
const totalError = validateTotalSize(existingUris, dataUri);
if (totalError) {
toast.error(totalError.message);
break;
}
existingUris.push(dataUri);
addDraftMedia(crypto.randomUUID(), dataUri);
}
} catch {
toast.error("Failed to pick media");
}
}, [hasProcessing, draftMedia.length, addDraftMedia, getExistingDataUris]);
useEffect(() => {
const isMediaFile = (file: File) => getMediaType(file) !== null;
const handleDocDragEnter = (e: DragEvent) => {
e.preventDefault();
e.stopPropagation();
};
const handleDocDragOver = (e: DragEvent) => {
e.preventDefault();
e.stopPropagation();
if (e.dataTransfer) {
e.dataTransfer.dropEffect = "copy";
}
};
const handleDocDrop = (e: DragEvent) => {
e.preventDefault();
e.stopPropagation();
if (hasProcessing) {
return;
}
if (draftMedia.length >= MEDIA_CONFIG.maxCount) {
toast.error(`Maximum ${MEDIA_CONFIG.maxCount} media files allowed`);
return;
}
const files = Array.from(e.dataTransfer?.files || []).filter(isMediaFile);
if (files.length === 0) {
return;
}
addMediaFiles(files);
};
document.addEventListener("dragenter", handleDocDragEnter);
document.addEventListener("dragover", handleDocDragOver);
document.addEventListener("drop", handleDocDrop);
return () => {
document.removeEventListener("dragenter", handleDocDragEnter);
document.removeEventListener("dragover", handleDocDragOver);
document.removeEventListener("drop", handleDocDrop);
};
}, [hasProcessing, draftMedia.length, addMediaFiles]);
return {
canAddMedia,
handlePaste,
handlePickMedia,
addMediaFiles,
};
}
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