package com.nanri.aiimage.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.Customizer;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

import java.util.List;

@Configuration
public class SecurityConfig {

    @Bean
    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
        return http
                .cors(Customizer.withDefaults())
                .csrf(csrf -> csrf.disable())
                .authorizeHttpRequests(auth -> auth.anyRequest().permitAll())
                .httpBasic(Customizer.withDefaults())
                .build();
    }

    @Bean
    public CorsConfigurationSource corsConfigurationSource() {
        CorsConfiguration configuration = new CorsConfiguration();
        // 限制为可信域名，支持本地开发和生产环境
        configuration.setAllowedOriginPatterns(List.of(
            "http://localhost:*",
            "http://127.0.0.1:*",
            "https://*.aishufu.top",
            "http://*.aishufu.top"
        ));
        configuration.setAllowedMethods(List.of("GET", "POST", "PUT", "DELETE", "OPTIONS"));
        configuration.setAllowedHeaders(List.of("Authorization", "Content-Type", "X-Requested-With", "X-Device-Id", "X-Internal-Token"));
        configuration.setExposedHeaders(List.of("Content-Disposition"));
        configuration.setAllowCredentials(true);
        configuration.setMaxAge(3600L);

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", configuration);
        return source;
    }
}