124 lines
4.7 KiB
Python
124 lines
4.7 KiB
Python
from PySide6.QtCore import QObject, Signal
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from PySide6.QtWidgets import QMessageBox
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from database.db_manager import DatabaseManager
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from database.models import ProjectData
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from typing import Optional
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from widgets.project_dialog import AddProjectDialog
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class ProjectController(QObject):
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# 定义信号
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project_changed = Signal(ProjectData) # 项目变更信号
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project_renamed = Signal(str) # 项目重命名信号
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project_deleted = Signal() # 项目删除信号
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def __init__(self, db_manager: DatabaseManager, view: 'AVAS_WIDGET'):
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super().__init__()
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self.db_manager = db_manager
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self.view = view
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self.current_project: Optional[ProjectData] = None
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def _notify_project_changed(self):
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"""通知项目变更"""
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self.project_changed.emit(self.current_project)
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if self.current_project:
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self.project_renamed.emit(self.current_project.name)
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def create_project(self) -> bool:
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"""创建新项目"""
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dialog = AddProjectDialog(self.view)
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if dialog.exec():
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name, description = dialog.get_project_data()
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if not name:
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QMessageBox.warning(self.view, "警告", "项目名称不能为空！")
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return False
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try:
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project_id = self.db_manager.add_project(name, description)
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self.current_project = ProjectData(
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id=project_id,
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name=name,
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description=description,
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created_at=None
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)
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self._notify_project_changed()
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return True
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except Exception as e:
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QMessageBox.critical(self.view, "错误", f"创建项目失败：{str(e)}")
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return False
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return False
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def select_project(self, project_id: int) -> bool:
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"""选择项目"""
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projects = self.db_manager.get_all_projects()
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for project in projects:
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if project.id == project_id:
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self.current_project = project
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self._notify_project_changed()
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return True
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return False
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def rename_project(self, new_name: str) -> bool:
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"""重命名项目"""
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if not self.current_project:
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QMessageBox.warning(self.view, "警告", "请先选择项目！")
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return False
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if not new_name:
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QMessageBox.warning(self.view, "警告", "项目名称不能为空！")
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return False
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try:
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if self.db_manager.update_project_name(self.current_project.id, new_name):
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self.current_project.name = new_name
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self._notify_project_changed()
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return True
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else:
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QMessageBox.warning(self.view, "警告", "项目名称已存在！")
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return False
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except Exception as e:
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QMessageBox.critical(self.view, "错误", f"重命名项目失败：{str(e)}")
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return False
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def update_project_description(self, new_description: str) -> bool:
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"""更新项目描述"""
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if not self.current_project:
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QMessageBox.warning(self.view, "警告", "请先选择项目！")
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return False
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try:
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if self.db_manager.update_project_description(self.current_project.id, new_description):
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self.current_project.description = new_description
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self._notify_project_changed()
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return True
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return False
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except Exception as e:
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QMessageBox.critical(self.view, "错误", f"更新项目描述失败：{str(e)}")
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return False
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def delete_project(self) -> bool:
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"""删除项目"""
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if not self.current_project:
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QMessageBox.warning(self.view, "警告", "请先选择项目！")
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return False
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reply = QMessageBox.question(
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self.view,
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"确认删除",
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f"确定要删除项目 '{self.current_project.name}' 吗？\n此操作将同时删除项目下的所有配置！",
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QMessageBox.Yes | QMessageBox.No,
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QMessageBox.No
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)
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if reply == QMessageBox.Yes:
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try:
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if self.db_manager.delete_project(self.current_project.id):
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self.current_project = None
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self.project_deleted.emit()
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return True
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return False
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except Exception as e:
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QMessageBox.critical(self.view, "错误", f"删除项目失败：{str(e)}")
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return False
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return False |