import sys
from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import (QApplication, QWidget, QVBoxLayout, QLabel,
                             QPushButton, QHBoxLayout, QSizePolicy, QFileDialog)
import os


class MainWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setGeometry(100, 100, 1000, 800)  # 设置窗口大小

        # 使用布局而不是手动定位
        layout = QVBoxLayout(self)
        layout.setAlignment(Qt.AlignTop)

        for i in range(3):  # 减少数量便于查看
            card = ProjectCard()
            layout.addWidget(card)


class ProjectCard(QWidget):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setObjectName("projectCard")
        self.setFixedSize(280, 240)
        self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
        self.setAttribute(Qt.WA_StyledBackground)  # 关键：启用样式背景

        self.init_ui()

    def init_ui(self):
        """创建网格布局"""
        layout = QVBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.setSpacing(0)

        # 项目头部
        self.create_project_header(layout)

        # 项目图片
        self.create_project_image(layout)

        # 项目底部
        self.create_project_footer(layout)

    def create_project_header(self, layout):
        """创建项目头部"""
        header_widget = QWidget()
        header_widget.setObjectName("projectHeader")
        header_layout = QHBoxLayout(header_widget)
        header_layout.setContentsMargins(16, 16, 16, 8)
        header_layout.setSpacing(8)

        # 项目标题
        title_label = QLabel("项目名称")
        title_label.setObjectName("projectTitle")
        title_label.setWordWrap(True)
        header_layout.addWidget(title_label)

        # 右侧操作区
        actions_layout = QHBoxLayout()
        actions_layout.setSpacing(4)

        # 菜单按钮
        self.menu_btn = QPushButton("⋯")
        self.menu_btn.setObjectName("menuBtn")
        self.menu_btn.setFixedSize(24, 24)
        self.menu_btn.setToolTip("项目操作菜单")
        actions_layout.addWidget(self.menu_btn)

        header_layout.addLayout(actions_layout)
        layout.addWidget(header_widget)

    def create_project_image(self, layout):
        """创建项目图片区域"""
        image_container = QWidget()
        image_container.setObjectName("projectImageContainer")

        container_layout = QVBoxLayout(image_container)
        container_layout.setContentsMargins(16, 0, 16, 0)  # 减少垂直边距

        image_widget = QWidget()
        image_widget.setObjectName("projectImage")
        image_layout = QVBoxLayout(image_widget)
        image_layout.setAlignment(Qt.AlignCenter)
        image_layout.setContentsMargins(0, 0, 0, 0)
        image_layout.setSpacing(8)

        # 项目图标
        icon_label = QLabel("图")
        icon_label.setObjectName("projectIcon")
        icon_label.setAlignment(Qt.AlignCenter)
        image_layout.addWidget(icon_label)

        container_layout.addWidget(image_widget)
        layout.addWidget(image_container, 1)  # 添加拉伸因子

    def create_project_footer(self, layout):
        """创建项目底部"""
        footer_widget = QWidget()
        footer_widget.setObjectName("projectFooter")
        footer_layout = QVBoxLayout(footer_widget)
        footer_layout.setContentsMargins(16, 8, 16, 16)

        # 项目日期
        date_label = QLabel("2025年8月6日")
        date_label.setObjectName("projectDate")
        date_label.setAlignment(Qt.AlignCenter)
        footer_layout.addWidget(date_label)

        layout.addWidget(footer_widget)


class StyleSheet:
    @staticmethod
    def get_main_style():
        return """
         /* 基础卡片样式 - 修复继承问题 */
        #projectCard {
            background-color: #8b5cf6;
            border: 1px solid #5a5a6a;
            border-radius: 16px;
        }

        /* 简化悬停状态 */
        #projectCard:hover {
            background-color: #7c3aed;
            border-color: #6a6a7a;
        }

        /* 头部样式 - 移除透明背景 */
        #projectHeader {
            background-color: #8b5cf6;
            border-top-left-radius: 16px;
            border-top-right-radius: 16px;
        }

        #projectTitle {
            font-size: 14px;
            font-weight: 600;
            color: #ffffff;
            background-color: transparent;
        }

        #menuBtn {
            background-color: transparent;
            border: none;
            border-radius: 4px;
            color: #ffffff;
            font-size: 16px;
        }

        #menuBtn:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

        /* 图片区域样式 - 调整尺寸和边距 */
        #projectImageContainer {
            background-color: transparent;
            padding: 0px;  /* 减少内边距 */
        }

        #projectImage {
            background-color: #3a3a4a;
            border-radius: 12px;
            min-height: 100px;  /* 减小最小高度 */
            max-height: 120px;
        }

        #projectIcon {
            font-size: 36px;  /* 减小图标大小 */
            color: #ffffff;
            padding: 10px;
        }

        /* 底部样式 - 移除透明背景 */
        #projectFooter {
            background-color: #8b5cf6;
            border-bottom-left-radius: 16px;
            border-bottom-right-radius: 16px;
        }

        #projectDate {
            font-size: 11px;
            color: #e0e0ff;  /* 更亮的颜色提高可读性 */
            font-weight: 400;
            background-color: transparent;
        }
        """


if __name__ == "__main__":
    app = QApplication(sys.argv)
    app.setStyleSheet(StyleSheet.get_main_style())
    w = MainWindow()
    w.show()
    app.exec_()