package com.guo.learningprogresstracker.config;

import cn.dev33.satoken.context.SaHolder;
import cn.dev33.satoken.interceptor.SaInterceptor;
import cn.dev33.satoken.stp.StpUtil;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import java.util.Arrays;

@Configuration
@RequiredArgsConstructor
@Slf4j
public class WebMvcConfig implements WebMvcConfigurer {

    private final CorsProperties corsProperties;

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new SaInterceptor(handle -> {
                    if ("OPTIONS".equalsIgnoreCase(SaHolder.getRequest().getMethod())) {
                        return;
                    }
                    StpUtil.checkLogin();
                }))
                .addPathPatterns("/**")
                .excludePathPatterns("/login");
    }

    @Override
    public void addCorsMappings(CorsRegistry registry) {
        String[] origins = corsProperties.getAllowedOrigins();
        boolean hasWildcard = origins != null && Arrays.asList(origins).contains("*");
        log.info("允许cors的地址配置：{}", Arrays.toString(origins));
        if (hasWildcard) {
            registry.addMapping("/**")
                    .allowedOriginPatterns("*")
                    .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
                    .allowedHeaders("*")
                    .allowCredentials(true);
        } else {
            registry.addMapping("/**")
                    .allowedOrigins(origins)
                    .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
                    .allowedHeaders("*")
                    .allowCredentials(corsProperties.getAllowCredentials() == null || corsProperties.getAllowCredentials());
        }
    }
}