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|
"use client"
import * as React from "react"
import { WebViewerInstance } from "@pdftron/webviewer";
import {
Dialog, DialogTrigger, DialogContent, DialogHeader,
DialogTitle, DialogDescription, DialogFooter
} from "@/components/ui/dialog"
import { Building2, FileIcon, Loader2 } from "lucide-react"
import { Button } from "@/components/ui/button"
import fs from "fs"
interface Version {
id: number
stage: string
revision: string
uploaderType: string
uploaderName: string | null
comment: string | null
status: string | null
planDate: string | null
actualDate: string | null
approvedDate: string | null
DocumentSubmitDate: Date
attachments: Attachment[]
selected: boolean
}
type ViewDocumentDialogProps = {
versions: Version[]
}
export function ViewDocumentDialog({versions}: ViewDocumentDialogProps){
const [open, setOpen] = React.useState(false)
return (
<>
<Button
size="sm"
className="border-blue-200"
variant="outline"
onClick={() => setOpen(prev => !prev)}
>
문서 보기
</Button>
{open && <DocumentViewer
open={open}
setOpen={setOpen}
versions={versions}
/>
}
</>
);
}
function DocumentViewer({open, setOpen, versions}){
const [instance, setInstance] = React.useState<null | WebViewerInstance>(null)
const [viwerLoading, setViewerLoading] = React.useState<boolean>(true)
const [fileSetLoading, setFileSetLoading] = React.useState<boolean>(true)
const viewer = React.useRef<HTMLDivElement>(null);
const initialized = React.useRef(false);
const isCancelled = React.useRef(false); // 초기화 중단용 flag
const cleanupHtmlStyle = () => {
const htmlElement = document.documentElement;
// 기존 style 속성 가져오기
const originalStyle = htmlElement.getAttribute("style") || "";
// "color-scheme: light" 또는 "color-scheme: dark" 찾기
const colorSchemeStyle = originalStyle
.split(";")
.map((s) => s.trim())
.find((s) => s.startsWith("color-scheme:"));
// 새로운 스타일 적용 (color-scheme만 유지)
if (colorSchemeStyle) {
htmlElement.setAttribute("style", colorSchemeStyle + ";");
} else {
htmlElement.removeAttribute("style"); // color-scheme도 없으면 style 속성 자체 삭제
}
console.log("html style 삭제")
};
React.useEffect(() => {
if (open && !initialized.current) {
initialized.current = true;
isCancelled.current = false; // 다시 열릴 때는 false로 리셋
requestAnimationFrame(() => {
if (viewer.current) {
import("@pdftron/webviewer").then(({ default: WebViewer }) => {
console.log(isCancelled.current)
if (isCancelled.current) {
console.log("📛 WebViewer 초기화 취소됨 (Dialog 닫힘)");
return;
}
WebViewer(
{
path: "/pdftronWeb",
licenseKey: "demo:1739264618684:616161d7030000000091db1c97c6f386d41d3506ab5b507381ef2ee2bd",
fullAPI: true,
css:"/globals.css"
},
viewer.current as HTMLDivElement
).then(async (instance: WebViewerInstance) => {
setInstance(instance);
instance.UI.enableFeatures([instance.UI.Feature.MultiTab]);
instance.UI.disableElements(["addTabButton", "multiTabsEmptyPage"]);
setViewerLoading(false);
});
});
}
});
}
return async () => {
// cleanup 시에는 중단 flag 세움
if(instance){
await instance.UI.dispose()
}
await setTimeout(() => cleanupHtmlStyle(), 500)
};
}, [open]);
React.useEffect(() => {
const loadDocument = async () => {
if(instance && versions.length > 0){
const { UI } = instance;
const optionsArray = []
versions.forEach(c => {
const {attachments} = c
attachments.forEach(c2 => {
const {fileName, filePath, fileType} = c2
const options = {
filename: fileName,
...(fileType.includes("xlsx") && {
officeOptions: {
formatOptions: {
applyPageBreaksToSheet: true,
},
},
}),
};
optionsArray.push({
filePath,
options
})
})
})
const tabIds = [];
for (const option of optionsArray) {
const { filePath, options } = option;
const response = await fetch(filePath);
const blob = await response.blob();
const tab = await UI.TabManager.addTab(blob, options);
tabIds.push(tab); // 탭 ID 저장
}
if (tabIds.length > 0) {
await UI.TabManager.setActiveTab(tabIds[0]);
}
setFileSetLoading(false)
}
}
loadDocument();
}, [instance, versions])
return (
<Dialog open={open} onOpenChange={async (val) => {
console.log({val, fileSetLoading})
if(!val && fileSetLoading){
return;
}
if (instance) {
try {
await instance.UI.dispose();
setInstance(null); // 상태도 초기화
} catch (e) {
console.warn("dispose error", e);
}
}
// cleanupHtmlStyle()
setViewerLoading(false);
setOpen(prev => !prev)
await setTimeout(() => cleanupHtmlStyle(), 1000)
}}>
<DialogContent className="w-[90vw] h-[90vh]" style={{maxWidth: "none"}}>
<DialogHeader className="h-[38px]">
<DialogTitle>
문서 미리보기
</DialogTitle>
<DialogDescription>
첨부파일 미리보기
</DialogDescription>
</DialogHeader>
<div ref={viewer} style={{height: "calc(90vh - 20px - 38px - 1rem - 48px)"}}>
{viwerLoading && <div className="flex flex-col items-center justify-center py-12">
<Loader2 className="h-8 w-8 text-blue-500 animate-spin mb-4" />
<p className="text-sm text-muted-foreground">문서 뷰어 로딩 중...</p>
</div>}
</div>
</DialogContent>
</Dialog>
);
}
|
