From 7b5871136bee580f4af2b02ebd93df409b268c43 Mon Sep 17 00:00:00 2001
From: Kyle Carberry <kyle@kwc.io>
Date: Tue, 26 Feb 2019 12:12:42 -0600
Subject: [PATCH] Add IDE API (#36)

---
 packages/ide-api/README.md    |  5 +++++
 packages/ide-api/api.d.ts     | 38 +++++++++++++++++++++++++++++++++++
 packages/ide-api/package.json |  7 +++++++
 packages/vscode/src/client.ts | 14 +++++++++++++
 4 files changed, 64 insertions(+)
 create mode 100644 packages/ide-api/README.md
 create mode 100644 packages/ide-api/api.d.ts
 create mode 100644 packages/ide-api/package.json

diff --git a/packages/ide-api/README.md b/packages/ide-api/README.md
new file mode 100644
index 00000000..3e26f7a6
--- /dev/null
+++ b/packages/ide-api/README.md
@@ -0,0 +1,5 @@
+# ide-api
+
+Provides window listeners for interfacing with the IDE.
+
+Created for content-scripts.
\ No newline at end of file
diff --git a/packages/ide-api/api.d.ts b/packages/ide-api/api.d.ts
new file mode 100644
index 00000000..5d09b746
--- /dev/null
+++ b/packages/ide-api/api.d.ts
@@ -0,0 +1,38 @@
+interface EvalHelper { }
+interface ActiveEvalEmitter {
+	removeAllListeners(event?: string): void;
+	emit(event: string, ...args: any[]): void;
+	on(event: string, cb: (...args: any[]) => void): void;
+}
+interface Disposer {
+	onDidDispose: (cb: () => void) => void;
+	dispose(): void;
+}
+interface IdeApi {
+	readonly client: {
+		run(func: (helper: ActiveEvalEmitter) => Disposer): ActiveEvalEmitter;
+		run<T1>(func: (helper: ActiveEvalEmitter, a1: T1) => Disposer, a1: T1): ActiveEvalEmitter;
+		run<T1, T2>(func: (helper: ActiveEvalEmitter, a1: T1, a2: T2) => Disposer, a1: T1, a2: T2): ActiveEvalEmitter;
+		run<T1, T2, T3>(func: (helper: ActiveEvalEmitter, a1: T1, a2: T2, a3: T3) => Disposer, a1: T1, a2: T2, a3: T3): ActiveEvalEmitter;
+		run<T1, T2, T3, T4>(func: (helper: ActiveEvalEmitter, a1: T1, a2: T2, a3: T3, a4: T4) => Disposer, a1: T1, a2: T2, a3: T3, a4: T4): ActiveEvalEmitter;
+		run<T1, T2, T3, T4, T5>(func: (helper: ActiveEvalEmitter, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5) => Disposer, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5): ActiveEvalEmitter;
+		run<T1, T2, T3, T4, T5, T6>(func: (helper: ActiveEvalEmitter, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5, a6: T6) => Disposer, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5, a6: T6): ActiveEvalEmitter;
+
+		evaluate<R>(func: (helper: EvalHelper) => R | Promise<R>): Promise<R>;
+		evaluate<R, T1>(func: (helper: EvalHelper, a1: T1) => R | Promise<R>, a1: T1): Promise<R>;
+		evaluate<R, T1, T2>(func: (helper: EvalHelper, a1: T1, a2: T2) => R | Promise<R>, a1: T1, a2: T2): Promise<R>;
+		evaluate<R, T1, T2, T3>(func: (helper: EvalHelper, a1: T1, a2: T2, a3: T3) => R | Promise<R>, a1: T1, a2: T2, a3: T3): Promise<R>;
+		evaluate<R, T1, T2, T3, T4>(func: (helper: EvalHelper, a1: T1, a2: T2, a3: T3, a4: T4) => R | Promise<R>, a1: T1, a2: T2, a3: T3, a4: T4): Promise<R>;
+		evaluate<R, T1, T2, T3, T4, T5>(func: (helper: EvalHelper, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5) => R | Promise<R>, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5): Promise<R>;
+		evaluate<R, T1, T2, T3, T4, T5, T6>(func: (helper: EvalHelper, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5, a6: T6) => R | Promise<R>, a1: T1, a2: T2, a3: T3, a4: T4, a5: T5, a6: T6): Promise<R>;
+	};
+	readonly workbench: {
+		getService<T>(identifier: any): T | undefined;
+	};
+}
+
+declare interface Window {
+	ide?: IdeApi;
+
+	addEventListener(event: "ide-ready", callback: (ide: CustomEvent & { readonly ide: IdeApi }) => void): void;
+}
\ No newline at end of file
diff --git a/packages/ide-api/package.json b/packages/ide-api/package.json
new file mode 100644
index 00000000..952fd5b2
--- /dev/null
+++ b/packages/ide-api/package.json
@@ -0,0 +1,7 @@
+{
+	"name": "@coder/ide-api",
+	"typings": "api.d.ts",
+	"author": "Coder",
+	"license": "MIT",
+	"description": "API for interfacing with the API created for content-scripts"
+}
\ No newline at end of file
diff --git a/packages/vscode/src/client.ts b/packages/vscode/src/client.ts
index 92bce618..ebec1a86 100644
--- a/packages/vscode/src/client.ts
+++ b/packages/vscode/src/client.ts
@@ -1,4 +1,5 @@
 import { IdeClient } from "@coder/ide";
+import { client as ideClientInstance } from "@coder/ide/src/fill/client";
 import * as paths from "./fill/paths";
 import "./vscode.scss";
 // NOTE: shouldn't import anything from VS Code here or anything that will
@@ -14,6 +15,19 @@ class VSClient extends IdeClient {
 			// callback, meaning we are safe to include everything from VS Code now.
 			const { workbench } = require("./workbench") as typeof import("./workbench");
 			await workbench.initialize();
+
+			window.ide = {
+				client: ideClientInstance,
+				workbench: {
+					// tslint:disable-next-line:no-any
+					getService: <T>(id: any): T => workbench.serviceCollection.get<T>(id) as T,
+				},
+			};
+
+			const event = new CustomEvent("ide-ready");
+			// tslint:disable-next-line:no-any
+			(<any>event).ide = window.ide;
+			window.dispatchEvent(event);
 		}, this.initData, this.sharedProcessData);
 	}
 }