From b3461bdcc0462bda7fad46b02f8307a0bc1166cd Mon Sep 17 00:00:00 2001
From: Valentin Popov <info@valentineus.link>
Date: Tue, 20 Aug 2019 12:48:10 +0400
Subject: Added Main Reloader

Signed-off-by: Valentin Popov <info@valentineus.link>
---
 src/mainReloader.ts     | 46 ++++++++++++++++++++++++++++++++++++++++++++--
 src/rendererReloader.ts |  4 +++-
 2 files changed, 47 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/mainReloader.ts b/src/mainReloader.ts
index 5bd0fed..5a9a71b 100644
--- a/src/mainReloader.ts
+++ b/src/mainReloader.ts
@@ -1,3 +1,45 @@
-type TMainReloader = (paths: string[], ignored?: string[], handler?: (path: string) => void) => void;
+import chokidar from "chokidar";
+// tslint:disable-next-line: no-implicit-dependencies
+import { app } from "electron";
 
-export const mainReloader: TMainReloader = (paths, ignored, handler) => { };
+type TMainReloader = (
+  paths: string | string[],
+  ignored?: RegExp | RegExp[],
+  handler?: (error: Error | undefined, path: string | undefined) => void,
+  options?: chokidar.WatchOptions,
+) => void;
+
+const ignoredDefault: RegExp = /(node_modules|bower_components)/;
+
+export const mainReloader: TMainReloader = (
+  paths: string | string[],
+  ignored?: RegExp | RegExp[],
+  handler?: (error: Error | undefined, path: string | undefined) => void,
+  options?: chokidar.WatchOptions,
+): void => {
+  const ignoredPaths: RegExp[] = [ignoredDefault];
+
+  if (typeof ignored === "object") {
+    ignoredPaths.concat(ignored);
+  }
+
+  const watcher: chokidar.FSWatcher = chokidar.watch(paths, {
+    ignored: ignoredPaths,
+    ...options,
+  });
+
+  watcher.on("error", (error: Error) => {
+    if (typeof handler === "function") {
+      handler(error, undefined);
+    }
+  });
+
+  watcher.on("change", (path: string) => {
+    if (typeof handler === "function") {
+      handler(undefined, path);
+    }
+
+    app.relaunch();
+    app.exit();
+  });
+};
diff --git a/src/rendererReloader.ts b/src/rendererReloader.ts
index 36f485d..213dad0 100644
--- a/src/rendererReloader.ts
+++ b/src/rendererReloader.ts
@@ -39,7 +39,9 @@ export const rendererReloader: TRendererReloader = (
       handler(undefined, path);
     }
 
-    BrowserWindow.getAllWindows().forEach((window: BrowserWindow) => {
+    const windows: BrowserWindow[] = BrowserWindow.getAllWindows();
+
+    windows.forEach((window: BrowserWindow) => {
       window.webContents.reloadIgnoringCache();
     });
   });
-- 
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