Basic document handling

BEdit/src/bedit/settings_dialog.py

@@ -1,17 +1,26 @@
-from PySide6.QtCore import QSettings
-from PySide6.QtWidgets import QDialog
+from pathlib import Path
 
+from PySide6.QtCore import QSettings, Signal
+from PySide6.QtWidgets import QDialog, QFileDialog
+
+from bedit.library.repository import default_library_paths
 from bedit.ui_settings_dialog import Ui_SettingsDialog
 
 
 class SettingsDialog(QDialog):
     """Edit application preferences defined in the Designer form."""
 
+    settingsChanged = Signal()
+
     def __init__(self, parent=None) -> None:
         super().__init__(parent)
         self.ui = Ui_SettingsDialog()
         self.ui.setupUi(self)
         self.settings = QSettings()
+        self.ui.addLibraryFileButton.clicked.connect(self._add_library_file)
+        self.ui.addLibraryFolderButton.clicked.connect(self._add_library_folder)
+        self.ui.removeLibraryPathButton.clicked.connect(self._remove_library_path)
+        self.ui.libraryPathsList.itemSelectionChanged.connect(self._update_remove_button)
         self._load_settings()
 
     def _load_settings(self) -> None:
@@ -21,10 +30,59 @@ class SettingsDialog(QDialog):
         self.ui.autosaveIntervalSpinBox.setValue(
             self.settings.value("general/autosaveInterval", 5, type=int)
         )
+        self.ui.libraryPathsList.clear()
+        self.ui.libraryPathsList.addItems(self.library_paths(self.settings))
+        self._update_remove_button()
+
+    @staticmethod
+    def library_paths(settings: QSettings | None = None) -> list[str]:
+        settings = settings or QSettings()
+        value = settings.value("libraries/paths", default_library_paths())
+        if isinstance(value, str):
+            return [value]
+        return [str(path) for path in value]
+
+    def _add_library_file(self) -> None:
+        path, _ = QFileDialog.getOpenFileName(
+            self,
+            "Add library",
+            "",
+            "BEdit libraries (*.json);;All files (*)",
+        )
+        if path:
+            self._append_unique_path(path)
+
+    def _add_library_folder(self) -> None:
+        path = QFileDialog.getExistingDirectory(self, "Add library folder")
+        if path:
+            self._append_unique_path(path)
+
+    def _append_unique_path(self, path: str) -> None:
+        normalized = str(Path(path).expanduser().resolve())
+        existing = {
+            self.ui.libraryPathsList.item(row).text()
+            for row in range(self.ui.libraryPathsList.count())
+        }
+        if normalized not in existing:
+            self.ui.libraryPathsList.addItem(normalized)
+
+    def _remove_library_path(self) -> None:
+        for item in self.ui.libraryPathsList.selectedItems():
+            self.ui.libraryPathsList.takeItem(self.ui.libraryPathsList.row(item))
+
+    def _update_remove_button(self) -> None:
+        self.ui.removeLibraryPathButton.setEnabled(bool(self.ui.libraryPathsList.selectedItems()))
 
     def accept(self) -> None:
         self.settings.setValue("general/autosaveEnabled", self.ui.autosaveGroupBox.isChecked())
         self.settings.setValue(
             "general/autosaveInterval", self.ui.autosaveIntervalSpinBox.value()
         )
+        paths = [
+            self.ui.libraryPathsList.item(row).text()
+            for row in range(self.ui.libraryPathsList.count())
+        ]
+        self.settings.setValue("libraries/paths", paths)
+        self.settings.sync()
+        self.settingsChanged.emit()
         super().accept()