1 files changed, 290 insertions, 0 deletions
diff --git a/excalidraw-app/share/ShareDialog.tsx b/excalidraw-app/share/ShareDialog.tsx
new file mode 100644
index 0000000..bba7e36
--- /dev/null
+++ b/excalidraw-app/share/ShareDialog.tsx
@@ -0,0 +1,290 @@
+import { useEffect, useRef, useState } from "react";
+import { copyTextToSystemClipboard } from "@excalidraw/excalidraw/clipboard";
+import { trackEvent } from "@excalidraw/excalidraw/analytics";
+import { getFrame } from "@excalidraw/excalidraw/utils";
+import { useI18n } from "@excalidraw/excalidraw/i18n";
+import { KEYS } from "@excalidraw/excalidraw/keys";
+import { Dialog } from "@excalidraw/excalidraw/components/Dialog";
+import {
+  copyIcon,
+  LinkIcon,
+  playerPlayIcon,
+  playerStopFilledIcon,
+  share,
+  shareIOS,
+  shareWindows,
+} from "@excalidraw/excalidraw/components/icons";
+import { TextField } from "@excalidraw/excalidraw/components/TextField";
+import { FilledButton } from "@excalidraw/excalidraw/components/FilledButton";
+import type { CollabAPI } from "../collab/Collab";
+import { activeRoomLinkAtom } from "../collab/Collab";
+import { useUIAppState } from "@excalidraw/excalidraw/context/ui-appState";
+import { useCopyStatus } from "@excalidraw/excalidraw/hooks/useCopiedIndicator";
+import { atom, useAtom, useAtomValue } from "../app-jotai";
+
+import "./ShareDialog.scss";
+
+type OnExportToBackend = () => void;
+type ShareDialogType = "share" | "collaborationOnly";
+
+export const shareDialogStateAtom = atom<
+  { isOpen: false } | { isOpen: true; type: ShareDialogType }
+>({ isOpen: false });
+
+const getShareIcon = () => {
+  const navigator = window.navigator as any;
+  const isAppleBrowser = /Apple/.test(navigator.vendor);
+  const isWindowsBrowser = navigator.appVersion.indexOf("Win") !== -1;
+
+  if (isAppleBrowser) {
+    return shareIOS;
+  } else if (isWindowsBrowser) {
+    return shareWindows;
+  }
+
+  return share;
+};
+
+export type ShareDialogProps = {
+  collabAPI: CollabAPI | null;
+  handleClose: () => void;
+  onExportToBackend: OnExportToBackend;
+  type: ShareDialogType;
+};
+
+const ActiveRoomDialog = ({
+  collabAPI,
+  activeRoomLink,
+  handleClose,
+}: {
+  collabAPI: CollabAPI;
+  activeRoomLink: string;
+  handleClose: () => void;
+}) => {
+  const { t } = useI18n();
+  const [, setJustCopied] = useState(false);
+  const timerRef = useRef<number>(0);
+  const ref = useRef<HTMLInputElement>(null);
+  const isShareSupported = "share" in navigator;
+  const { onCopy, copyStatus } = useCopyStatus();
+
+  const copyRoomLink = async () => {
+    try {
+      await copyTextToSystemClipboard(activeRoomLink);
+    } catch (e) {
+      collabAPI.setCollabError(t("errors.copyToSystemClipboardFailed"));
+    }
+
+    setJustCopied(true);
+
+    if (timerRef.current) {
+      window.clearTimeout(timerRef.current);
+    }
+
+    timerRef.current = window.setTimeout(() => {
+      setJustCopied(false);
+    }, 3000);
+
+    ref.current?.select();
+  };
+
+  const shareRoomLink = async () => {
+    try {
+      await navigator.share({
+        title: t("roomDialog.shareTitle"),
+        text: t("roomDialog.shareTitle"),
+        url: activeRoomLink,
+      });
+    } catch (error: any) {
+      // Just ignore.
+    }
+  };
+
+  return (
+    <>
+      <h3 className="ShareDialog__active__header">
+        {t("labels.liveCollaboration").replace(/\./g, "")}
+      </h3>
+      <TextField
+        defaultValue={collabAPI.getUsername()}
+        placeholder="Your name"
+        label="Your name"
+        onChange={collabAPI.setUsername}
+        onKeyDown={(event) => event.key === KEYS.ENTER && handleClose()}
+      />
+      <div className="ShareDialog__active__linkRow">
+        <TextField
+          ref={ref}
+          label="Link"
+          readonly
+          fullWidth
+          value={activeRoomLink}
+        />
+        {isShareSupported && (
+          <FilledButton
+            size="large"
+            variant="icon"
+            label="Share"
+            icon={getShareIcon()}
+            className="ShareDialog__active__share"
+            onClick={shareRoomLink}
+          />
+        )}
+        <FilledButton
+          size="large"
+          label={t("buttons.copyLink")}
+          icon={copyIcon}
+          status={copyStatus}
+          onClick={() => {
+            copyRoomLink();
+            onCopy();
+          }}
+        />
+      </div>
+      <div className="ShareDialog__active__description">
+        <p>
+          <span
+            role="img"
+            aria-hidden="true"
+            className="ShareDialog__active__description__emoji"
+          >
+            🔒{" "}
+          </span>
+          {t("roomDialog.desc_privacy")}
+        </p>
+        <p>{t("roomDialog.desc_exitSession")}</p>
+      </div>
+
+      <div className="ShareDialog__active__actions">
+        <FilledButton
+          size="large"
+          variant="outlined"
+          color="danger"
+          label={t("roomDialog.button_stopSession")}
+          icon={playerStopFilledIcon}
+          onClick={() => {
+            trackEvent("share", "room closed");
+            collabAPI.stopCollaboration();
+            if (!collabAPI.isCollaborating()) {
+              handleClose();
+            }
+          }}
+        />
+      </div>
+    </>
+  );
+};
+
+const ShareDialogPicker = (props: ShareDialogProps) => {
+  const { t } = useI18n();
+
+  const { collabAPI } = props;
+
+  const startCollabJSX = collabAPI ? (
+    <>
+      <div className="ShareDialog__picker__header">
+        {t("labels.liveCollaboration").replace(/\./g, "")}
+      </div>
+
+      <div className="ShareDialog__picker__description">
+        <div style={{ marginBottom: "1em" }}>{t("roomDialog.desc_intro")}</div>
+        {t("roomDialog.desc_privacy")}
+      </div>
+
+      <div className="ShareDialog__picker__button">
+        <FilledButton
+          size="large"
+          label={t("roomDialog.button_startSession")}
+          icon={playerPlayIcon}
+          onClick={() => {
+            trackEvent("share", "room creation", `ui (${getFrame()})`);
+            collabAPI.startCollaboration(null);
+          }}
+        />
+      </div>
+
+      {props.type === "share" && (
+        <div className="ShareDialog__separator">
+          <span>{t("shareDialog.or")}</span>
+        </div>
+      )}
+    </>
+  ) : null;
+
+  return (
+    <>
+      {startCollabJSX}
+
+      {props.type === "share" && (
+        <>
+          <div className="ShareDialog__picker__header">
+            {t("exportDialog.link_title")}
+          </div>
+          <div className="ShareDialog__picker__description">
+            {t("exportDialog.link_details")}
+          </div>
+
+          <div className="ShareDialog__picker__button">
+            <FilledButton
+              size="large"
+              label={t("exportDialog.link_button")}
+              icon={LinkIcon}
+              onClick={async () => {
+                await props.onExportToBackend();
+                props.handleClose();
+              }}
+            />
+          </div>
+        </>
+      )}
+    </>
+  );
+};
+
+const ShareDialogInner = (props: ShareDialogProps) => {
+  const activeRoomLink = useAtomValue(activeRoomLinkAtom);
+
+  return (
+    <Dialog size="small" onCloseRequest={props.handleClose} title={false}>
+      <div className="ShareDialog">
+        {props.collabAPI && activeRoomLink ? (
+          <ActiveRoomDialog
+            collabAPI={props.collabAPI}
+            activeRoomLink={activeRoomLink}
+            handleClose={props.handleClose}
+          />
+        ) : (
+          <ShareDialogPicker {...props} />
+        )}
+      </div>
+    </Dialog>
+  );
+};
+
+export const ShareDialog = (props: {
+  collabAPI: CollabAPI | null;
+  onExportToBackend: OnExportToBackend;
+}) => {
+  const [shareDialogState, setShareDialogState] = useAtom(shareDialogStateAtom);
+
+  const { openDialog } = useUIAppState();
+
+  useEffect(() => {
+    if (openDialog) {
+      setShareDialogState({ isOpen: false });
+    }
+  }, [openDialog, setShareDialogState]);
+
+  if (!shareDialogState.isOpen) {
+    return null;
+  }
+
+  return (
+    <ShareDialogInner
+      handleClose={() => setShareDialogState({ isOpen: false })}
+      collabAPI={props.collabAPI}
+      onExportToBackend={props.onExportToBackend}
+      type={shareDialogState.type}
+    />
+  );
+};