Add engine_help_viewer.py

src/api/api_server.py

@@ -489,6 +489,15 @@ def get_renderer_args(renderer):
         return f"Cannot find renderer '{renderer}'", 400
 
 
+@server.get('/api/renderer/<renderer>/help')
+def get_renderer_help(renderer):
+    try:
+        renderer_engine_class = EngineManager.engine_with_name(renderer)
+        return renderer_engine_class().get_help()
+    except LookupError:
+        return f"Cannot find renderer '{renderer}'", 400
+
+
 @server.route('/upload')
 def upload_file_page():
     return render_template('upload.html', supported_renderers=EngineManager.supported_engines())

src/ui/add_job.py

@@ -10,6 +10,7 @@ from PyQt6.QtWidgets import (
 
 from src.api.server_proxy import RenderServerProxy
 from src.engines.engine_manager import EngineManager
+from src.ui.engine_help_viewer import EngineHelpViewer
 from src.utilities.zeroconf_server import ZeroconfServer
 
 
@@ -18,6 +19,7 @@ class NewRenderJobForm(QWidget):
         super().__init__()
 
         # UI
+        self.engine_help_viewer = None
         self.raw_args = None
         self.submit_progress_label = None
         self.submit_progress = None
@@ -217,8 +219,10 @@ class NewRenderJobForm(QWidget):
             self.output_path_input.setText(directory)
 
     def args_help_button_clicked(self):
-        #todo: create a popup window showing args
-        pass
+        url = (f'http://{self.server_proxy.hostname}:{self.server_proxy.port}/api/renderer/'
+               f'{self.renderer_type.currentText()}/help')
+        self.engine_help_viewer = EngineHelpViewer(url)
+        self.engine_help_viewer.show()
 
 # -------- Update --------
 
@@ -271,6 +275,7 @@ class NewRenderJobForm(QWidget):
                                                           callback=create_callback)
             self.submit_progress.setMaximum(0)
 
+            # todo: error handle
             print(result.json())
             self.submit_button.setHidden(False)
             self.submit_progress.setHidden(True)

src/ui/engine_help_viewer.py

@@ -0,0 +1,30 @@
+import requests
+from PyQt6.QtGui import QFont
+from PyQt6.QtWidgets import QMainWindow, QVBoxLayout, QWidget, QPlainTextEdit
+
+
+class EngineHelpViewer(QMainWindow):
+    def __init__(self, log_path):
+        super().__init__()
+
+        self.help_path = log_path
+        self.setGeometry(100, 100, 600, 800)
+        self.setWindowTitle("Help Output")
+
+        self.text_edit = QPlainTextEdit(self)
+        self.text_edit.setReadOnly(True)
+        self.text_edit.setFont(QFont("Courier", 10))
+
+        layout = QVBoxLayout()
+        layout.addWidget(self.text_edit)
+        layout.setContentsMargins(0, 0, 0, 0)
+
+        central_widget = QWidget()
+        central_widget.setLayout(layout)
+        self.setCentralWidget(central_widget)
+
+        self.fetch_help()
+
+    def fetch_help(self):
+        result = requests.get(self.help_path)
+        self.text_edit.setPlainText(result.text)