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https://github.com/Yidadaa/ChatGPT-Next-Web.git
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feat: close #580 export messages as image
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Yidadaa
398
app/components/exporter.tsx
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398
app/components/exporter.tsx
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@@ -0,0 +1,398 @@
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import { ChatMessage, useAppConfig, useChatStore } from "../store";
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import Locale from "../locales";
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import styles from "./exporter.module.scss";
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import { List, ListItem, Modal, showToast } from "./ui-lib";
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import { IconButton } from "./button";
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import { copyToClipboard, downloadAs } from "../utils";
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import CopyIcon from "../icons/copy.svg";
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import LoadingIcon from "../icons/three-dots.svg";
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import ChatGptIcon from "../icons/chatgpt.svg";
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import ShareIcon from "../icons/share.svg";
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import DownloadIcon from "../icons/download.svg";
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import { useMemo, useRef, useState } from "react";
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import { MessageSelector, useMessageSelector } from "./message-selector";
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import { Avatar } from "./emoji";
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import { MaskAvatar } from "./mask";
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import dynamic from "next/dynamic";
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import { toBlob, toPng } from "html-to-image";
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const Markdown = dynamic(async () => (await import("./markdown")).Markdown, {
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loading: () => <LoadingIcon />,
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});
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export function ExportMessageModal(props: { onClose: () => void }) {
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return (
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<div className="modal-mask">
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<Modal title={Locale.Export.Title} onClose={props.onClose}>
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<div style={{ minHeight: "40vh" }}>
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<MessageExporter />
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</div>
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</Modal>
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</div>
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);
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}
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function useSteps(
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steps: Array<{
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name: string;
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value: string;
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}>,
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) {
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const stepCount = steps.length;
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const [currentStepIndex, setCurrentStepIndex] = useState(0);
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const nextStep = () =>
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setCurrentStepIndex((currentStepIndex + 1) % stepCount);
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const prevStep = () =>
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setCurrentStepIndex((currentStepIndex - 1 + stepCount) % stepCount);
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return {
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currentStepIndex,
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setCurrentStepIndex,
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nextStep,
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prevStep,
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currentStep: steps[currentStepIndex],
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};
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}
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function Steps<
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T extends {
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name: string;
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value: string;
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}[],
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>(props: { steps: T; onStepChange?: (index: number) => void; index: number }) {
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const steps = props.steps;
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const stepCount = steps.length;
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return (
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<div className={styles["steps"]}>
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<div className={styles["steps-progress"]}>
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<div
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className={styles["steps-progress-inner"]}
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style={{
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width: `${((props.index + 1) / stepCount) * 100}%`,
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}}
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></div>
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</div>
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<div className={styles["steps-inner"]}>
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{steps.map((step, i) => {
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return (
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<div
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key={i}
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className={`${styles["step"]} ${
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styles[i <= props.index ? "step-finished" : ""]
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} ${i === props.index && styles["step-current"]} clickable`}
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onClick={() => {
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props.onStepChange?.(i);
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}}
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role="button"
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>
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<span className={styles["step-index"]}>{i + 1}</span>
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<span className={styles["step-name"]}>{step.name}</span>
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</div>
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);
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})}
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</div>
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</div>
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);
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}
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export function MessageExporter() {
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const steps = [
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{
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name: Locale.Export.Steps.Select,
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value: "select",
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},
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{
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name: Locale.Export.Steps.Preview,
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value: "preview",
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},
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];
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const { currentStep, setCurrentStepIndex, currentStepIndex } =
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useSteps(steps);
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const formats = ["text", "image"] as const;
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type ExportFormat = (typeof formats)[number];
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const [exportConfig, setExportConfig] = useState({
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format: "image" as ExportFormat,
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includeContext: true,
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});
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function updateExportConfig(updater: (config: typeof exportConfig) => void) {
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const config = { ...exportConfig };
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updater(config);
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setExportConfig(config);
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}
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const chatStore = useChatStore();
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const session = chatStore.currentSession();
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const { selection, updateSelection } = useMessageSelector();
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const selectedMessages = useMemo(() => {
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const ret: ChatMessage[] = [];
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if (exportConfig.includeContext) {
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ret.push(...session.mask.context);
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}
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ret.push(...session.messages.filter((m, i) => selection.has(m.id ?? i)));
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return ret;
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}, [
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exportConfig.includeContext,
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session.messages,
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session.mask.context,
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selection,
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]);
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return (
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<>
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<Steps
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steps={steps}
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index={currentStepIndex}
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onStepChange={setCurrentStepIndex}
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/>
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<div className={styles["message-exporter-body"]}>
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{currentStep.value === "select" && (
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<>
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<List>
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<ListItem
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title={Locale.Export.Format.Title}
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subTitle={Locale.Export.Format.SubTitle}
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>
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<select
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value={exportConfig.format}
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onChange={(e) =>
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updateExportConfig(
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(config) =>
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(config.format = e.currentTarget.value as ExportFormat),
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)
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}
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>
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{formats.map((f) => (
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<option key={f} value={f}>
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{f}
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</option>
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))}
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</select>
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</ListItem>
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<ListItem
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title={Locale.Export.IncludeContext.Title}
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subTitle={Locale.Export.IncludeContext.SubTitle}
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>
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<input
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type="checkbox"
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checked={exportConfig.includeContext}
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onChange={(e) => {
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updateExportConfig(
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(config) =>
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(config.includeContext = e.currentTarget.checked),
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);
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}}
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></input>
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</ListItem>
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</List>
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<MessageSelector
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selection={selection}
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updateSelection={updateSelection}
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defaultSelectAll
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/>
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</>
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)}
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{currentStep.value === "preview" && (
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<>
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{exportConfig.format === "text" ? (
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<MarkdownPreviewer
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messages={selectedMessages}
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topic={session.topic}
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/>
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) : (
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<ImagePreviewer
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messages={selectedMessages}
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topic={session.topic}
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/>
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)}
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</>
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)}
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</div>
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</>
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);
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}
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export function PreviewActions(props: {
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download: () => void;
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copy: () => void;
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}) {
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return (
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<div className={styles["preview-actions"]}>
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<IconButton
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text={Locale.Export.Copy}
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bordered
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shadow
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icon={<CopyIcon />}
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onClick={props.copy}
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></IconButton>
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<IconButton
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text={Locale.Export.Download}
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bordered
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shadow
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icon={<DownloadIcon />}
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onClick={props.download}
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></IconButton>
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<IconButton
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text={Locale.Export.Share}
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bordered
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shadow
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icon={<ShareIcon />}
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onClick={() => showToast(Locale.WIP)}
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></IconButton>
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</div>
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);
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}
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export function ImagePreviewer(props: {
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messages: ChatMessage[];
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topic: string;
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}) {
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const chatStore = useChatStore();
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const session = chatStore.currentSession();
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const mask = session.mask;
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const config = useAppConfig();
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const previewRef = useRef<HTMLDivElement>(null);
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const copy = () => {
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const dom = previewRef.current;
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if (!dom) return;
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toBlob(dom).then((blob) => {
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if (!blob) return;
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try {
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navigator.clipboard
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.write([
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new ClipboardItem({
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"image/png": blob,
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}),
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])
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.then(() => {
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showToast(Locale.Copy.Success);
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});
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} catch (e) {
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console.error("[Copy Image] ", e);
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showToast(Locale.Copy.Failed);
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}
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});
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};
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const download = () => {
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const dom = previewRef.current;
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if (!dom) return;
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toPng(dom)
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.then((blob) => {
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if (!blob) return;
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const link = document.createElement("a");
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link.download = `${props.topic}.png`;
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link.href = blob;
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link.click();
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})
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.catch((e) => console.log("[Export Image] ", e));
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};
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return (
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<div className={styles["image-previewer"]}>
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<PreviewActions copy={copy} download={download} />
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<div
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className={`${styles["preview-body"]} ${styles["default-theme"]}`}
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ref={previewRef}
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>
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<div className={styles["chat-info"]}>
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<div className={styles["logo"] + " no-dark"}>
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<ChatGptIcon />
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</div>
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<div>
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<div className={styles["main-title"]}>ChatGPT Next Web</div>
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<div className={styles["sub-title"]}>
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github.com/Yidadaa/ChatGPT-Next-Web
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</div>
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<div className={styles["icons"]}>
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<Avatar avatar={config.avatar}></Avatar>
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<span className={styles["icon-space"]}>&</span>
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<MaskAvatar mask={session.mask} />
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</div>
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</div>
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<div>
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<div className={styles["chat-info-item"]}>
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Model: {mask.modelConfig.model}
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</div>
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<div className={styles["chat-info-item"]}>
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Messages: {props.messages.length}
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</div>
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<div className={styles["chat-info-item"]}>
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Topic: {session.topic}
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</div>
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<div className={styles["chat-info-item"]}>
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Time:{" "}
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{new Date(
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props.messages.at(-1)?.date ?? Date.now(),
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).toLocaleString()}
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</div>
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</div>
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</div>
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{props.messages.map((m, i) => {
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return (
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<div
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className={styles["message"] + " " + styles["message-" + m.role]}
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key={i}
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>
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<div className={styles["avatar"]}>
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{m.role === "user" ? (
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<Avatar avatar={config.avatar}></Avatar>
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) : (
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<MaskAvatar mask={session.mask} />
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)}
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</div>
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<div className={`${styles["body"]} `}>
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<Markdown
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content={m.content}
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fontSize={config.fontSize}
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defaultShow
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/>
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</div>
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</div>
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);
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})}
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</div>
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</div>
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);
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}
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export function MarkdownPreviewer(props: {
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messages: ChatMessage[];
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topic: string;
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}) {
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const mdText =
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`# ${props.topic}\n\n` +
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props.messages
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.map((m) => {
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return m.role === "user"
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? `## ${Locale.Export.MessageFromYou}:\n${m.content}`
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: `## ${Locale.Export.MessageFromChatGPT}:\n${m.content.trim()}`;
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})
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.join("\n\n");
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const copy = () => {
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copyToClipboard(mdText);
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};
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const download = () => {
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downloadAs(mdText, `${props.topic}.md`);
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};
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return (
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<>
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<PreviewActions copy={copy} download={download} />
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<div className="markdown-body">
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<pre className={styles["export-content"]}>{mdText}</pre>
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</div>
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</>
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);
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}
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