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path: root/src/components/Updater.tsx
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import gitHash from "git-hash";
import { changes, checkForUpdates, getRepo, rebuild, update, UpdateLogger } from "../utils/updater";
import { React, Forms, Button, Margins, Alerts, Card, Parser } from '../webpack/common';
import { Flex } from "./Flex";
import { useAwaiter } from '../utils/misc';
import { Link } from "./Link";

interface Props {
    setIsOutdated(b: boolean): void;
}

function withDispatcher(dispatcher: React.Dispatch<React.SetStateAction<boolean>>, action: () => any) {
    return async () => {
        dispatcher(true);
        try {
            await action();
        } catch (e: any) {
            UpdateLogger.error("Failed to update", e);
            if (!e) {
                var err = "An unknown error occurred (error is undefined).\nPlease try again.";
            } else if (e.code && e.cmd) {
                const { code, path, cmd, stderr } = e;

                if (code === "ENOENT")
                    var err = `Command \`${path}\` not found.\nPlease install it and try again`;
                else {
                    var err = `An error occured while running \`${cmd}\`:\n`;
                    err += stderr || `Code \`${code}\`. See the console for more info`;
                }

            } else {
                var err = "An unknown error occurred. See the console for more info.";
            }
            Alerts.show({
                title: "Oops!",
                body: err.split("\n").map(line => <div>{Parser.parse(line)}</div>)
            });
        }
        finally {
            dispatcher(false);
        }
    };
};

export function Updater(p: Props) {
    const [repo, err, repoPending] = useAwaiter(getRepo, "Loading...");
    const [isChecking, setIsChecking] = React.useState(false);
    const [isUpdating, setIsUpdating] = React.useState(false);
    const [updates, setUpdates] = React.useState(changes);

    React.useEffect(() => {
        if (err)
            UpdateLogger.error("Failed to retrieve repo", err);
    }, [err]);

    return (
        <>
            <Forms.FormText>Repo: {repoPending ? repo : err ? "Failed to retrieve - check console" : (
                <Link href={repo}>
                    {repo.split("/").slice(-2).join("/")}
                </Link>
            )} ({gitHash})</Forms.FormText>

            <Forms.FormText className={Margins.marginBottom8}>
                There are {updates.length} Updates
            </Forms.FormText>

            <Card style={{ padding: ".5em" }}>
                {updates.map(({ hash, author, message }) => (
                    <div>
                        <Link href={`${repo}/commit/${hash}`} disabled={repoPending}>
                            <code>{hash}</code>
                        </Link>
                        <span style={{
                            marginLeft: "0.5em",
                            color: "var(--text-normal)"
                        }}>{message} - {author}</span>
                    </div>
                ))}
            </Card>

            <Flex className={`${Margins.marginBottom8} ${Margins.marginTop8}`}>
                <Button
                    size={Button.Sizes.SMALL}
                    disabled={isUpdating || isChecking}
                    onClick={withDispatcher(setIsUpdating, async () => {
                        if (await update()) {
                            p.setIsOutdated(false);
                            const needFullRestart = await rebuild();
                            await new Promise<void>(r => {
                                Alerts.show({
                                    title: "Update Success!",
                                    body: "Successfully updated. Restart now to apply the changes?",
                                    confirmText: "Restart",
                                    cancelText: "Not now!",
                                    onConfirm() {
                                        if (needFullRestart)
                                            window.DiscordNative.app.relaunch();
                                        else
                                            location.reload();
                                        r();
                                    },
                                    onCancel: r
                                });
                            });
                        }
                    })}
                >
                    Update
                </Button>
                <Button
                    size={Button.Sizes.SMALL}
                    disabled={isUpdating || isChecking}
                    onClick={withDispatcher(setIsChecking, async () => {
                        const res = await checkForUpdates();
                        if (res) {
                            setUpdates(changes);
                        } else {
                            p.setIsOutdated(false);
                        }
                    })}
                >
                    Refresh
                </Button>
            </Flex>
        </>
    );
}