Files

497 lines
15 KiB
JavaScript

#!/usr/bin/env node
import { execFileSync } from "node:child_process";
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";
const VALID_TEMPLATES = ["default", "connector", "workspace"] as const;
type PluginTemplate = (typeof VALID_TEMPLATES)[number];
const VALID_CATEGORIES = new Set(["connector", "workspace", "automation", "ui"] as const);
export interface ScaffoldPluginOptions {
pluginName: string;
outputDir: string;
template?: PluginTemplate;
displayName?: string;
description?: string;
author?: string;
category?: "connector" | "workspace" | "automation" | "ui";
sdkPath?: string;
}
/** Validate npm-style plugin package names (scoped or unscoped). */
export function isValidPluginName(name: string): boolean {
const scopedPattern = /^@[a-z0-9_-]+\/[a-z0-9._-]+$/;
const unscopedPattern = /^[a-z0-9._-]+$/;
return scopedPattern.test(name) || unscopedPattern.test(name);
}
/** Convert `@scope/name` to an output directory basename (`name`). */
function packageToDirName(pluginName: string): string {
return pluginName.replace(/^@[^/]+\//, "");
}
/** Convert an npm package name into a manifest-safe plugin id. */
function packageToManifestId(pluginName: string): string {
if (!pluginName.startsWith("@")) {
return pluginName;
}
return pluginName.slice(1).replace("/", ".");
}
/** Build a human-readable display name from package name tokens. */
function makeDisplayName(pluginName: string): string {
const raw = packageToDirName(pluginName).replace(/[._-]+/g, " ").trim();
return raw
.split(/\s+/)
.map((part) => part.charAt(0).toUpperCase() + part.slice(1))
.join(" ");
}
function writeFile(target: string, content: string) {
fs.mkdirSync(path.dirname(target), { recursive: true });
fs.writeFileSync(target, content);
}
function quote(value: string): string {
return JSON.stringify(value);
}
function toPosixPath(value: string): string {
return value.split(path.sep).join("/");
}
function formatFileDependency(absPath: string): string {
return `file:${toPosixPath(path.resolve(absPath))}`;
}
function getLocalSdkPackagePath(): string {
return path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..", "..", "sdk");
}
function getRepoRootFromSdkPath(sdkPath: string): string {
return path.resolve(sdkPath, "..", "..", "..");
}
function getLocalSharedPackagePath(sdkPath: string): string {
return path.resolve(getRepoRootFromSdkPath(sdkPath), "packages", "shared");
}
function isInsideDir(targetPath: string, parentPath: string): boolean {
const relative = path.relative(parentPath, targetPath);
return relative === "" || (!relative.startsWith("..") && !path.isAbsolute(relative));
}
function packLocalPackage(packagePath: string, outputDir: string): string {
const packageJsonPath = path.join(packagePath, "package.json");
if (!fs.existsSync(packageJsonPath)) {
throw new Error(`Package package.json not found at ${packageJsonPath}`);
}
const packageJson = JSON.parse(fs.readFileSync(packageJsonPath, "utf8")) as {
name?: string;
version?: string;
};
const packageName = packageJson.name ?? path.basename(packagePath);
const packageVersion = packageJson.version ?? "0.0.0";
const tarballFileName = `${packageName.replace(/^@/, "").replace("/", "-")}-${packageVersion}.tgz`;
const sdkBundleDir = path.join(outputDir, ".paperclip-sdk");
fs.mkdirSync(sdkBundleDir, { recursive: true });
execFileSync("pnpm", ["build"], { cwd: packagePath, stdio: "pipe" });
execFileSync("pnpm", ["pack", "--pack-destination", sdkBundleDir], { cwd: packagePath, stdio: "pipe" });
const tarballPath = path.join(sdkBundleDir, tarballFileName);
if (!fs.existsSync(tarballPath)) {
throw new Error(`Packed tarball was not created at ${tarballPath}`);
}
return tarballPath;
}
/**
* Generate a complete Paperclip plugin starter project.
*
* Output includes manifest/worker/UI entries, SDK harness tests, bundler presets,
* and a local dev server script for hot-reload workflow.
*/
export function scaffoldPluginProject(options: ScaffoldPluginOptions): string {
const template = options.template ?? "default";
if (!VALID_TEMPLATES.includes(template)) {
throw new Error(`Invalid template '${template}'. Expected one of: ${VALID_TEMPLATES.join(", ")}`);
}
if (!isValidPluginName(options.pluginName)) {
throw new Error("Invalid plugin name. Must be lowercase and may include scope, dots, underscores, or hyphens.");
}
if (options.category && !VALID_CATEGORIES.has(options.category)) {
throw new Error(`Invalid category '${options.category}'. Expected one of: ${[...VALID_CATEGORIES].join(", ")}`);
}
const outputDir = path.resolve(options.outputDir);
if (fs.existsSync(outputDir)) {
throw new Error(`Directory already exists: ${outputDir}`);
}
const displayName = options.displayName ?? makeDisplayName(options.pluginName);
const description = options.description ?? "A Paperclip plugin";
const author = options.author ?? "Plugin Author";
const category = options.category ?? (template === "workspace" ? "workspace" : "connector");
const manifestId = packageToManifestId(options.pluginName);
const localSdkPath = path.resolve(options.sdkPath ?? getLocalSdkPackagePath());
const localSharedPath = getLocalSharedPackagePath(localSdkPath);
const repoRoot = getRepoRootFromSdkPath(localSdkPath);
const useWorkspaceSdk = isInsideDir(outputDir, repoRoot);
fs.mkdirSync(outputDir, { recursive: true });
const packedSharedTarball = useWorkspaceSdk ? null : packLocalPackage(localSharedPath, outputDir);
const sdkDependency = useWorkspaceSdk
? "workspace:*"
: `file:${toPosixPath(path.relative(outputDir, packLocalPackage(localSdkPath, outputDir)))}`;
const packageJson = {
name: options.pluginName,
version: "0.1.0",
type: "module",
private: true,
description,
scripts: {
build: "node ./esbuild.config.mjs",
"build:rollup": "rollup -c",
dev: "node ./esbuild.config.mjs --watch",
"dev:ui": "paperclip-plugin-dev-server --root . --ui-dir dist/ui --port 4177",
test: "vitest run --config ./vitest.config.ts",
typecheck: "tsc --noEmit"
},
paperclipPlugin: {
manifest: "./dist/manifest.js",
worker: "./dist/worker.js",
ui: "./dist/ui/"
},
keywords: ["paperclip", "plugin", category],
author,
license: "MIT",
...(packedSharedTarball
? {
pnpm: {
overrides: {
"@paperclipai/shared": `file:${toPosixPath(path.relative(outputDir, packedSharedTarball))}`,
},
},
}
: {}),
devDependencies: {
...(packedSharedTarball
? {
"@paperclipai/shared": `file:${toPosixPath(path.relative(outputDir, packedSharedTarball))}`,
}
: {}),
"@paperclipai/plugin-sdk": sdkDependency,
"@rollup/plugin-node-resolve": "^16.0.1",
"@rollup/plugin-typescript": "^12.1.2",
"@types/node": "^24.6.0",
"@types/react": "^19.0.8",
esbuild: "^0.27.3",
rollup: "^4.38.0",
tslib: "^2.8.1",
typescript: "^5.7.3",
vitest: "^3.0.5"
},
peerDependencies: {
react: ">=18"
}
};
writeFile(path.join(outputDir, "package.json"), `${JSON.stringify(packageJson, null, 2)}\n`);
const tsconfig = {
compilerOptions: {
target: "ES2022",
module: "NodeNext",
moduleResolution: "NodeNext",
lib: ["ES2022", "DOM"],
jsx: "react-jsx",
strict: true,
skipLibCheck: true,
declaration: true,
declarationMap: true,
sourceMap: true,
outDir: "dist",
rootDir: "."
},
include: ["src", "tests"],
exclude: ["dist", "node_modules"]
};
writeFile(path.join(outputDir, "tsconfig.json"), `${JSON.stringify(tsconfig, null, 2)}\n`);
writeFile(
path.join(outputDir, "esbuild.config.mjs"),
`import esbuild from "esbuild";
import { createPluginBundlerPresets } from "@paperclipai/plugin-sdk/bundlers";
const presets = createPluginBundlerPresets({ uiEntry: "src/ui/index.tsx" });
const watch = process.argv.includes("--watch");
const workerCtx = await esbuild.context(presets.esbuild.worker);
const manifestCtx = await esbuild.context(presets.esbuild.manifest);
const uiCtx = await esbuild.context(presets.esbuild.ui);
if (watch) {
await Promise.all([workerCtx.watch(), manifestCtx.watch(), uiCtx.watch()]);
console.log("esbuild watch mode enabled for worker, manifest, and ui");
} else {
await Promise.all([workerCtx.rebuild(), manifestCtx.rebuild(), uiCtx.rebuild()]);
await Promise.all([workerCtx.dispose(), manifestCtx.dispose(), uiCtx.dispose()]);
}
`,
);
writeFile(
path.join(outputDir, "rollup.config.mjs"),
`import { nodeResolve } from "@rollup/plugin-node-resolve";
import typescript from "@rollup/plugin-typescript";
import { createPluginBundlerPresets } from "@paperclipai/plugin-sdk/bundlers";
const presets = createPluginBundlerPresets({ uiEntry: "src/ui/index.tsx" });
function withPlugins(config) {
if (!config) return null;
return {
...config,
plugins: [
nodeResolve({
extensions: [".ts", ".tsx", ".js", ".jsx", ".mjs"],
}),
typescript({
tsconfig: "./tsconfig.json",
declaration: false,
declarationMap: false,
}),
],
};
}
export default [
withPlugins(presets.rollup.manifest),
withPlugins(presets.rollup.worker),
withPlugins(presets.rollup.ui),
].filter(Boolean);
`,
);
writeFile(
path.join(outputDir, "vitest.config.ts"),
`import { defineConfig } from "vitest/config";
export default defineConfig({
test: {
include: ["tests/**/*.spec.ts"],
environment: "node",
},
});
`,
);
writeFile(
path.join(outputDir, "src", "manifest.ts"),
`import type { PaperclipPluginManifestV1 } from "@paperclipai/plugin-sdk";
const manifest: PaperclipPluginManifestV1 = {
id: ${quote(manifestId)},
apiVersion: 1,
version: "0.1.0",
displayName: ${quote(displayName)},
description: ${quote(description)},
author: ${quote(author)},
categories: [${quote(category)}],
capabilities: [
"events.subscribe",
"plugin.state.read",
"plugin.state.write"
],
entrypoints: {
worker: "./dist/worker.js",
ui: "./dist/ui"
},
ui: {
slots: [
{
type: "dashboardWidget",
id: "health-widget",
displayName: ${quote(`${displayName} Health`)},
exportName: "DashboardWidget"
}
]
}
};
export default manifest;
`,
);
writeFile(
path.join(outputDir, "src", "worker.ts"),
`import { definePlugin, runWorker } from "@paperclipai/plugin-sdk";
const plugin = definePlugin({
async setup(ctx) {
ctx.events.on("issue.created", async (event) => {
const issueId = event.entityId ?? "unknown";
await ctx.state.set({ scopeKind: "issue", scopeId: issueId, stateKey: "seen" }, true);
ctx.logger.info("Observed issue.created", { issueId });
});
ctx.data.register("health", async () => {
return { status: "ok", checkedAt: new Date().toISOString() };
});
ctx.actions.register("ping", async () => {
ctx.logger.info("Ping action invoked");
return { pong: true, at: new Date().toISOString() };
});
},
async onHealth() {
return { status: "ok", message: "Plugin worker is running" };
}
});
export default plugin;
runWorker(plugin, import.meta.url);
`,
);
writeFile(
path.join(outputDir, "src", "ui", "index.tsx"),
`import { usePluginAction, usePluginData, type PluginWidgetProps } from "@paperclipai/plugin-sdk/ui";
type HealthData = {
status: "ok" | "degraded" | "error";
checkedAt: string;
};
export function DashboardWidget(_props: PluginWidgetProps) {
const { data, loading, error } = usePluginData<HealthData>("health");
const ping = usePluginAction("ping");
if (loading) return <div>Loading plugin health...</div>;
if (error) return <div>Plugin error: {error.message}</div>;
return (
<div style={{ display: "grid", gap: "0.5rem" }}>
<strong>${displayName}</strong>
<div>Health: {data?.status ?? "unknown"}</div>
<div>Checked: {data?.checkedAt ?? "never"}</div>
<button onClick={() => void ping()}>Ping Worker</button>
</div>
);
}
`,
);
writeFile(
path.join(outputDir, "tests", "plugin.spec.ts"),
`import { describe, expect, it } from "vitest";
import { createTestHarness } from "@paperclipai/plugin-sdk/testing";
import manifest from "../src/manifest.js";
import plugin from "../src/worker.js";
describe("plugin scaffold", () => {
it("registers data + actions and handles events", async () => {
const harness = createTestHarness({ manifest, capabilities: [...manifest.capabilities, "events.emit"] });
await plugin.definition.setup(harness.ctx);
await harness.emit("issue.created", { issueId: "iss_1" }, { entityId: "iss_1", entityType: "issue" });
expect(harness.getState({ scopeKind: "issue", scopeId: "iss_1", stateKey: "seen" })).toBe(true);
const data = await harness.getData<{ status: string }>("health");
expect(data.status).toBe("ok");
const action = await harness.performAction<{ pong: boolean }>("ping");
expect(action.pong).toBe(true);
});
});
`,
);
writeFile(
path.join(outputDir, "README.md"),
`# ${displayName}
${description}
## Development
\`\`\`bash
pnpm install
pnpm dev # watch builds
pnpm dev:ui # local dev server with hot-reload events
pnpm test
\`\`\`
${sdkDependency.startsWith("file:")
? `This scaffold snapshots \`@paperclipai/plugin-sdk\` and \`@paperclipai/shared\` from a local Paperclip checkout at:\n\n\`${toPosixPath(localSdkPath)}\`\n\nThe packed tarballs live in \`.paperclip-sdk/\` for local development. Before publishing this plugin, switch those dependencies to published package versions once they are available on npm.\n\n`
: ""}
## Install Into Paperclip
\`\`\`bash
curl -X POST http://127.0.0.1:3100/api/plugins/install \\
-H "Content-Type: application/json" \\
-d '{"packageName":"${toPosixPath(outputDir)}","isLocalPath":true}'
\`\`\`
## Build Options
- \`pnpm build\` uses esbuild presets from \`@paperclipai/plugin-sdk/bundlers\`.
- \`pnpm build:rollup\` uses rollup presets from the same SDK.
`,
);
writeFile(path.join(outputDir, ".gitignore"), "dist\nnode_modules\n.paperclip-sdk\n");
return outputDir;
}
function parseArg(name: string): string | undefined {
const index = process.argv.indexOf(name);
if (index === -1) return undefined;
return process.argv[index + 1];
}
/** CLI wrapper for `scaffoldPluginProject`. */
function runCli() {
const pluginName = process.argv[2];
if (!pluginName) {
// eslint-disable-next-line no-console
console.error("Usage: create-paperclip-plugin <name> [--template default|connector|workspace] [--output <dir>] [--sdk-path <paperclip-sdk-path>]");
process.exit(1);
}
const template = (parseArg("--template") ?? "default") as PluginTemplate;
const outputRoot = parseArg("--output") ?? process.cwd();
const targetDir = path.resolve(outputRoot, packageToDirName(pluginName));
const out = scaffoldPluginProject({
pluginName,
outputDir: targetDir,
template,
displayName: parseArg("--display-name"),
description: parseArg("--description"),
author: parseArg("--author"),
category: parseArg("--category") as ScaffoldPluginOptions["category"] | undefined,
sdkPath: parseArg("--sdk-path"),
});
// eslint-disable-next-line no-console
console.log(`Created plugin scaffold at ${out}`);
}
if (import.meta.url === `file://${process.argv[1]}`) {
runCli();
}