feat: add one-file build

build.py

@@ -12,7 +12,12 @@ parser = argparse.ArgumentParser(
     description="Create and Download mod packs with ease",
     epilog="",
 )
-parser.add_argument("--no-rebuild", help="don't rebuild Next.js gui", action="store_true", default=False)
+parser.add_argument(
+    "--no-rebuild", help="don't rebuild Next.js frontend", action="store_true", default=False
+)
+parser.add_argument(
+    "--exe", help="create an executable file", action="store_true", default=False
+)
 
 
 if __name__ == "__main__":
@@ -63,5 +68,43 @@ if __name__ == "__main__":
     print(f"Copied app: './src' -> '{OUT_DIR}'")
     shutil.copytree("./src", f"{OUT_DIR}/", dirs_exist_ok=True)
 
-    if os.path.exists(f"{OUT_DIR}/__pycache__") and os.path.isdir(f"{OUT_DIR}/__pycache__"):
-        shutil.rmtree(f"{OUT_DIR}/__pycache__")
+    print(
+        f"Copied requirements.txt: './requirements.txt' -> '{OUT_DIR}/requirements.txt'"
+    )
+    shutil.copyfile(f"./requirements.txt", f"{OUT_DIR}/requirements.txt")
+
+    if args.exe:
+        build = subprocess.call(
+            [
+                "pyinstaller",
+                "main.py",
+                "-F",
+                "--add-data",
+                "static:static",
+                "--add-data",
+                "templates:templates",
+            ],
+            cwd="./dist",
+            shell=True,
+        )
+        if build != 0:
+            print("[ERROR] pyinstaller has failed to build an app")
+            raise
+
+        if os.path.exists(f"{OUT_DIR}/dist/main.exe"):
+            shutil.move(f"{OUT_DIR}/dist/main.exe", f"{OUT_DIR}/yamcpack.exe")
+        elif os.path.exists(f"{OUT_DIR}/dist/main"):
+            shutil.move(f"{OUT_DIR}/dist/main", f"{OUT_DIR}/yamcpack")
+        else:
+            print("[ERROR] no executable found")
+            raise
+
+        print("cleanup...")
+        shutil.rmtree(f"{OUT_DIR}/dist")
+        shutil.rmtree(f"{OUT_DIR}/build")
+        os.remove(f"{OUT_DIR}/main.spec")
+
+    if os.path.exists(f"{OUT_DIR}/__pycache__") and os.path.isdir(
+        f"{OUT_DIR}/__pycache__"
+    ):
+        shutil.rmtree(f"{OUT_DIR}/__pycache__")

requirements.build.txt

@@ -0,0 +1 @@
+pyinstaller

requirements.dev.txt

@@ -0,0 +1 @@
+flask-cors

requirements.txt

@@ -3,4 +3,3 @@ flaskwebgui
 requests
 Pillow
 flask-socketio
-flask-cors

src/main.py

@@ -1,14 +1,30 @@
 from flask import Flask
-from flask import render_template, redirect, url_for, send_file, abort
+from flask import render_template, send_file, abort
 from flaskwebgui import FlaskUI  # import FlaskUI
 import os
-from flask_cors import CORS
+import sys
+
 
 from api import api
 
-app = Flask(__name__)
+
+def resource_path(relative_path):
+    if hasattr(sys, "_MEIPASS"):
+        return os.path.join(sys._MEIPASS, relative_path)
+    return os.path.join(os.path.abspath("."), relative_path)
+
+
+app = Flask(
+    __name__,
+    static_folder=resource_path("static"),
+    template_folder=resource_path("templates"),
+)
+
+
 app.register_blueprint(api)
-CORS(app, resources={r"/*": {"origins": "*"}})
+if os.getenv("is_dev") == "True":
+    from flask_cors import CORS
+    CORS(app, resources={r"/*": {"origins": "*"}})
 
 
 @app.route("/")
@@ -18,9 +34,9 @@ def index():
 
 @app.route("/<path:path>")
 def rewrite_next(path):
-    if os.path.exists(f"./static/{path}"):
-        return send_file(f"./static/{path}")
-    if os.path.exists(f"./templates/{path}.html"):
+    if os.path.exists(f"{resource_path("static")}/{path}"):
+        return send_file(f"{resource_path("static")}/{path}")
+    if os.path.exists(f"{resource_path("templates")}/{path}.html"):
         return render_template(f"{path}.html")
     return abort(404)