# -*- coding: utf-8 -*-
"""
Java Spring Boot 后端项目初始化模块
"""


def init_spring_project(backend_dir, project_name):
    """初始化 Spring Boot 项目"""
    print("\n🚀 初始化 Spring Boot 项目...")
    
    # 创建基本的 Spring Boot 项目结构
    src_main = backend_dir / "src" / "main"
    src_main_java = src_main / "java" / "com" / project_name.replace("-", "")
    src_main_resources = src_main / "resources"
    
    src_main_java.mkdir(parents=True, exist_ok=True)
    src_main_resources.mkdir(parents=True, exist_ok=True)
    
    # 创建主应用类
    package_name = project_name.replace("-", "")
    app_java = src_main_java / "Application.java"
    app_java.write_text(f'''package com.{package_name};

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.CrossOrigin;
import java.util.HashMap;
import java.util.Map;

@SpringBootApplication
@RestController
@CrossOrigin(origins = "*")
public class Application {{

    public static void main(String[] args) {{
        System.out.println("🚀 服务器启动: http://localhost:8080");
        System.out.println("📍 健康检查: http://localhost:8080/api/health");
        SpringApplication.run(Application.class, args);
    }}

    @GetMapping("/api/health")
    public Map<String, String> health() {{
        Map<String, String> response = new HashMap<>();
        response.put("status", "ok");
        response.put("message", "Welcome to {project_name} API");
        return response;
    }}
}}
''', encoding='utf-8')
    
    # 创建 application.properties
    app_properties = src_main_resources / "application.properties"
    app_properties.write_text(f'''server.port=8080
spring.application.name={project_name}
''', encoding='utf-8')
    
    # 创建 pom.xml
    pom_xml = backend_dir / "pom.xml"
    pom_xml.write_text(f'''<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
         http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>3.2.0</version>
        <relativePath/>
    </parent>

    <groupId>com.{package_name}</groupId>
    <artifactId>{project_name}-backend</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>{project_name}</name>

    <properties>
        <java.version>17</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>
''', encoding='utf-8')
    
    print("\n✅ Spring Boot 项目初始化成功")
    print("💡 启动命令: mvn spring-boot:run")
    print("⚠️  注意: 需要安装 Maven 和 JDK 17+ 才能运行此项目")