From 53955a0713e1e48ab09022b7d39d52535945ed9a Mon Sep 17 00:00:00 2001
From: Joseph Garrone <joseph.garrone.gj@gmail.com>
Date: Sun, 26 May 2024 17:58:41 +0200
Subject: [PATCH] Build the app when running npx keycloak start-keycloak

---
 src/bin/start-keycloak/appBuild.ts         | 128 +++++++++++++++++++++
 src/bin/start-keycloak/keycloakifyBuild.ts |  51 ++++++++
 2 files changed, 179 insertions(+)
 create mode 100644 src/bin/start-keycloak/appBuild.ts
 create mode 100644 src/bin/start-keycloak/keycloakifyBuild.ts

diff --git a/src/bin/start-keycloak/appBuild.ts b/src/bin/start-keycloak/appBuild.ts
new file mode 100644
index 00000000..78176f34
--- /dev/null
+++ b/src/bin/start-keycloak/appBuild.ts
@@ -0,0 +1,128 @@
+import * as child_process from "child_process";
+import { Deferred } from "evt/tools/Deferred";
+import { assert } from "tsafe/assert";
+import { is } from "tsafe/is";
+import type { BuildOptions } from "../shared/buildOptions";
+import * as fs from "fs";
+import { join as pathJoin } from "path";
+
+export type BuildOptionsLike = {
+    reactAppRootDirPath: string;
+    keycloakifyBuildDirPath: string;
+    bundler: "vite" | "webpack";
+    npmWorkspaceRootDirPath: string;
+    reactAppBuildDirPath: string;
+};
+
+assert<BuildOptions extends BuildOptionsLike ? true : false>();
+
+export async function appBuild(params: {
+    doSkipIfReactAppBuildDirExists: boolean;
+    buildOptions: BuildOptionsLike;
+}): Promise<{ isAppBuildSuccess: boolean }> {
+    const { doSkipIfReactAppBuildDirExists, buildOptions } = params;
+
+    if (
+        doSkipIfReactAppBuildDirExists &&
+        fs.existsSync(buildOptions.reactAppBuildDirPath)
+    ) {
+        return { isAppBuildSuccess: true };
+    }
+
+    const { bundler } = buildOptions;
+
+    const { command, args, cwd } = (() => {
+        switch (bundler) {
+            case "vite":
+                return {
+                    command: "npx",
+                    args: ["vite", "build"],
+                    cwd: buildOptions.reactAppRootDirPath
+                };
+            case "webpack": {
+                for (const dirPath of [
+                    buildOptions.reactAppRootDirPath,
+                    buildOptions.npmWorkspaceRootDirPath
+                ]) {
+                    try {
+                        const parsedPackageJson = JSON.parse(
+                            fs
+                                .readFileSync(pathJoin(dirPath, "package.json"))
+                                .toString("utf8")
+                        );
+
+                        const [scriptName] =
+                            Object.entries(parsedPackageJson.scripts).find(
+                                ([, scriptValue]) => {
+                                    assert(is<string>(scriptValue));
+                                    if (
+                                        scriptValue.includes("webpack") &&
+                                        scriptValue.includes("--mode production")
+                                    ) {
+                                        return true;
+                                    }
+
+                                    if (
+                                        scriptValue.includes("react-scripts") &&
+                                        scriptValue.includes("build")
+                                    ) {
+                                        return true;
+                                    }
+
+                                    if (
+                                        scriptValue.includes("react-app-rewired") &&
+                                        scriptValue.includes("build")
+                                    ) {
+                                        return true;
+                                    }
+
+                                    if (
+                                        scriptValue.includes("craco") &&
+                                        scriptValue.includes("build")
+                                    ) {
+                                        return true;
+                                    }
+                                }
+                            ) ?? [];
+
+                        if (scriptName === undefined) {
+                            continue;
+                        }
+
+                        return {
+                            command: "npm",
+                            args: ["run", scriptName],
+                            cwd: dirPath
+                        };
+                    } catch {
+                        continue;
+                    }
+                }
+
+                throw new Error(
+                    "Keycloakify was unable to determine which script is responsible for building the app."
+                );
+            }
+        }
+    })();
+
+    const dResult = new Deferred<{ isSuccess: boolean }>();
+
+    const child = child_process.spawn(command, args, { cwd });
+
+    child.stdout.on("data", data => {
+        if (data.toString("utf8").includes("gzip:")) {
+            return;
+        }
+
+        process.stdout.write(data);
+    });
+
+    child.stderr.on("data", data => process.stderr.write(data));
+
+    child.on("exit", code => dResult.resolve({ isSuccess: code === 0 }));
+
+    const { isSuccess } = await dResult.pr;
+
+    return { isAppBuildSuccess: isSuccess };
+}
diff --git a/src/bin/start-keycloak/keycloakifyBuild.ts b/src/bin/start-keycloak/keycloakifyBuild.ts
new file mode 100644
index 00000000..c9ab8018
--- /dev/null
+++ b/src/bin/start-keycloak/keycloakifyBuild.ts
@@ -0,0 +1,51 @@
+import { skipBuildJarsEnvName } from "../shared/constants";
+import * as child_process from "child_process";
+import chalk from "chalk";
+import { Deferred } from "evt/tools/Deferred";
+import { assert } from "tsafe/assert";
+import type { BuildOptions } from "../shared/buildOptions";
+
+export type BuildOptionsLike = {
+    reactAppRootDirPath: string;
+    keycloakifyBuildDirPath: string;
+    bundler: "vite" | "webpack";
+    npmWorkspaceRootDirPath: string;
+};
+
+assert<BuildOptions extends BuildOptionsLike ? true : false>();
+
+export async function keycloakifyBuild(params: {
+    doSkipBuildJars: boolean;
+    buildOptions: BuildOptionsLike;
+}): Promise<{ isKeycloakifyBuildSuccess: boolean }> {
+    const { buildOptions, doSkipBuildJars } = params;
+
+    const dResult = new Deferred<{ isSuccess: boolean }>();
+
+    const child = child_process.spawn("npx", ["keycloakify", "build"], {
+        cwd: buildOptions.reactAppRootDirPath,
+        env: {
+            ...process.env,
+            ...(doSkipBuildJars ? {} : { [skipBuildJarsEnvName]: "true" })
+        }
+    });
+
+    child.stdout.on("data", data => process.stdout.write(data));
+
+    child.stderr.on("data", data => process.stderr.write(data));
+
+    child.on("exit", code => {
+        if (code !== 0) {
+            console.log(chalk.yellow("Theme not updated, build failed"));
+            return;
+        }
+
+        console.log(chalk.green("Rebuild done"));
+    });
+
+    child.on("exit", code => dResult.resolve({ isSuccess: code === 0 }));
+
+    const { isSuccess } = await dResult.pr;
+
+    return { isKeycloakifyBuildSuccess: isSuccess };
+}