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import dynamic from "next/dynamic";
import { useLayoutEffect, useCallback, useState, useMemo } from "react";
import { useTranslation } from "react-i18next";
import { streamText } from "ai";
import { toast } from "sonner";
import { LoaderCircle } from "lucide-react";
import {
Dialog,
DialogTitle,
DialogContent,
DialogFooter,
} from "@/components/ui/dialog";
import { Button } from "@/components/ui/button";
import { ScrollArea } from "@/components/ui/scroll-area";
import useModelProvider from "@/hooks/useAiProvider";
import { useTaskStore } from "@/store/task";
import { useSettingStore } from "@/store/setting";
import {
parseDeepResearchPromptOverrides,
resolveDeepResearchPromptTemplates,
} from "@/constants/prompts";
import { parseError } from "@/utils/error";
import { cn } from "@/utils/style";
const MagicDownView = dynamic(() => import("@/components/MagicDown/View"));
const MagicDownEditor = dynamic(() => import("@/components/MagicDown/Editor"));
type Props = {
open: boolean;
onClose: () => void;
};
function handleError(error: unknown) {
const errorMessage = parseError(error);
toast.error(errorMessage);
}
function KnowledgeGraph({ open, onClose }: Props) {
const { t } = useTranslation();
const taskStore = useTaskStore.getState();
const { deepResearchPromptOverrides } = useSettingStore();
const { createModelProvider, getModel } = useModelProvider();
const [loading, setLoading] = useState<boolean>(false);
const [mode, setMode] = useState<"view" | "editor">("view");
const promptOverrides = useMemo(() => {
try {
return parseDeepResearchPromptOverrides(deepResearchPromptOverrides);
} catch {
return {};
}
}, [deepResearchPromptOverrides]);
const knowledgeGraphPrompt = useMemo(() => {
return resolveDeepResearchPromptTemplates(promptOverrides)
.knowledgeGraphPrompt;
}, [promptOverrides]);
const generateKnowledgeGraph = useCallback(async () => {
const { finalReport, updateKnowledgeGraph } = useTaskStore.getState();
const { thinkingModel } = getModel();
setLoading(true);
const result = streamText({
model: await createModelProvider(thinkingModel),
system:
knowledgeGraphPrompt +
`\n\n**The node text uses the same language as the article**`,
prompt: finalReport,
onError: handleError,
});
let text = "";
for await (const textPart of result.textStream) {
text += textPart;
}
updateKnowledgeGraph(text);
text = "";
setLoading(false);
}, [createModelProvider, getModel, knowledgeGraphPrompt]);
function chnageMode() {
if (mode === "view") {
setMode("editor");
} else {
setMode("view");
}
}
function handleClose(open: boolean) {
if (!open) onClose();
}
useLayoutEffect(() => {
if (taskStore.knowledgeGraph === "") {
generateKnowledgeGraph();
}
}, [taskStore.knowledgeGraph, generateKnowledgeGraph]);
return (
<Dialog open={open} onOpenChange={handleClose}>
<DialogContent className="max-lg:max-w-screen-md max-w-screen-lg gap-2">
<DialogTitle className="hidden"></DialogTitle>
{loading ? (
<div className="flex justify-center items-center w-full min-h-80">
<LoaderCircle className="flex flex-col justify-center items-center w-14 h-14 animate-spin" />
</div>
) : (
<>
<ScrollArea
className={cn("magicdown-view mermaid-view max-w-full", {
hidden: mode === "editor",
})}
>
<MagicDownView>{taskStore.knowledgeGraph}</MagicDownView>
</ScrollArea>
<div className={cn("max-w-full my-4", { hidden: mode === "view" })}>
<MagicDownEditor
className="magicdown-editor min-h-80 h-[50vh] overflow-y-auto"
defaultValue={taskStore.knowledgeGraph}
onChange={(value) => taskStore.updateKnowledgeGraph(value)}
hideView
></MagicDownEditor>
</div>
</>
)}
{!loading ? (
<DialogFooter>
<div className="flex gap-2">
<Button
className="flex-1"
variant="secondary"
onClick={() => generateKnowledgeGraph()}
>
{t("knowledgeGraph.regenerate")}
</Button>
<Button className="flex-1" onClick={() => chnageMode()}>
{mode === "view"
? t("knowledgeGraph.edit")
: t("knowledgeGraph.view")}
</Button>
</div>
</DialogFooter>
) : null}
</DialogContent>
</Dialog>
);
}
export default KnowledgeGraph;
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