Eject file command implementation

src/bin/eject-file.ts

@@ -0,0 +1,68 @@
+import type { BuildContext } from "./shared/buildContext";
+import { getUiModuleFileSourceCodeReadyToBeCopied } from "./postinstall/getUiModuleFileSourceCodeReadyToBeCopied";
+import { getAbsoluteAndInOsFormatPath } from "./tools/getAbsoluteAndInOsFormatPath";
+import { relative as pathRelative, dirname as pathDirname, join as pathJoin } from "path";
+import { getUiModuleMetas } from "./postinstall/uiModuleMeta";
+import { getInstalledModuleDirPath } from "./tools/getInstalledModuleDirPath";
+import * as fsPr from "fs/promises";
+import {
+    readManagedGitignoreFile,
+    writeManagedGitignoreFile
+} from "./postinstall/managedGitignoreFile";
+
+export async function command(params: {
+    buildContext: BuildContext;
+    cliCommandOptions: {
+        file: string;
+    };
+}) {
+    const { buildContext, cliCommandOptions } = params;
+
+    const fileRelativePath = pathRelative(
+        buildContext.themeSrcDirPath,
+        getAbsoluteAndInOsFormatPath({
+            cwd: buildContext.themeSrcDirPath,
+            pathIsh: cliCommandOptions.file
+        })
+    );
+
+    const uiModuleMetas = await getUiModuleMetas({ buildContext });
+
+    const uiModuleMeta = uiModuleMetas.find(({ files }) =>
+        files.map(({ fileRelativePath }) => fileRelativePath).includes(fileRelativePath)
+    );
+
+    if (!uiModuleMeta) {
+        throw new Error(`No UI module found for the file ${fileRelativePath}`);
+    }
+
+    const uiModuleDirPath = await getInstalledModuleDirPath({
+        moduleName: uiModuleMeta.moduleName,
+        packageJsonDirPath: pathDirname(buildContext.packageJsonFilePath),
+        projectDirPath: buildContext.projectDirPath
+    });
+
+    const sourceCode = await getUiModuleFileSourceCodeReadyToBeCopied({
+        buildContext,
+        fileRelativePath,
+        isForEjection: true,
+        uiModuleName: uiModuleMeta.moduleName,
+        uiModuleDirPath,
+        uiModuleVersion: uiModuleMeta.version
+    });
+
+    await fsPr.writeFile(
+        pathJoin(buildContext.themeSrcDirPath, fileRelativePath),
+        sourceCode
+    );
+
+    const { ejectedFilesRelativePaths } = await readManagedGitignoreFile({
+        buildContext
+    });
+
+    await writeManagedGitignoreFile({
+        buildContext,
+        uiModuleMetas,
+        ejectedFilesRelativePaths: [...ejectedFilesRelativePaths, fileRelativePath]
+    });
+}

src/bin/main.ts

@@ -241,6 +241,39 @@ program
         }
     });
 
+program
+    .command<{
+        file: string;
+    }>({
+        name: "eject-file",
+        description: "Take ownership over a given file"
+    })
+    .option({
+        key: "file",
+        name: (() => {
+            const name = "file";
+
+            optionsKeys.push(name);
+
+            return name;
+        })(),
+        description: [
+            "Relative path of the file relative to the directory of your keycloak theme source",
+            "Example `--file src/login/page/Login.tsx`"
+        ].join(" ")
+    })
+    .task({
+        skip,
+        handler: async ({ projectDirPath, file }) => {
+            const { command } = await import("./eject-file");
+
+            await command({
+                buildContext: getBuildContext({ projectDirPath }),
+                cliCommandOptions: { file }
+            });
+        }
+    });
+
 // Fallback to build command if no command is provided
 {
     const [, , ...rest] = process.argv;

src/bin/postinstall/getUiModuleFileSourceCodeReadyToBeCopied.ts

@@ -43,7 +43,8 @@ export async function getUiModuleFileSourceCodeReadyToBeCopied(params: {
             return [
                 `/*`,
                 `WARNING: Before modifying this file run the following command:`,
-                `    \`npx keycloakify eject-file ${fileRelativePath.split(pathSep).join("/")}\``,
+                ``,
+                `npx keycloakify eject-file --file ${fileRelativePath.split(pathSep).join("/")}\``,
                 ``,
                 `This file comes from ${uiModuleName} version ${uiModuleVersion}.`,
                 `*/`