package com.mindskip.xzs.configuration.spring.mvc;

import com.mindskip.xzs.configuration.RuoYiConfig;
import com.mindskip.xzs.configuration.property.SystemConfig;
import com.mindskip.xzs.configuration.spring.wx.TokenHandlerInterceptor;
import com.mindskip.xzs.utility.Constants;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.servlet.config.annotation.*;

import java.io.File;
import java.util.List;


/**
 * @version 3.5.0
 * @description: The type Web mvc configuration.
 * Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
 * @date 2021/12/25 9:45
 */
@Configuration
@RequiredArgsConstructor
public class WebMvcConfiguration extends WebMvcConfigurationSupport {

    private final TokenHandlerInterceptor tokenHandlerInterceptor;
    private final SystemConfig systemConfig;
    private final RuoYiConfig ruoYiConfig;


    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        registry.addRedirectViewController("/", "/student/index.html");
        registry.addRedirectViewController("/student", "/student/index.html");
        registry.addRedirectViewController("/admin", "/admin/index.html");
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler(Constants.RESOURCE_PREFIX + "/**")
                .addResourceLocations("file:" + ruoYiConfig.getUrl() + File.separator)
                .setCachePeriod(31556926);
        registry.addResourceHandler("swagger-ui.html")
                .addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**")
                .addResourceLocations("classpath:/META-INF/resources/webjars/");
        super.addResourceHandlers(registry);
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        List<String> securityIgnoreUrls = systemConfig.getWx().getSecurityIgnoreUrls();
        String[] ignores = new String[securityIgnoreUrls.size()];
        registry.addInterceptor(tokenHandlerInterceptor)
                .addPathPatterns("/api/wx/**")
                .excludePathPatterns(securityIgnoreUrls.toArray(ignores));
        super.addInterceptors(registry);
    }

    /**
     * 跨域配置
     */
    @Bean
    public CorsFilter corsFilter()
    {
        CorsConfiguration config = new CorsConfiguration();
        config.setAllowCredentials(true);
        // 设置访问源地址
        config.addAllowedOrigin("*");
        // 设置访问源请求头
        config.addAllowedHeader("*");
        // 设置访问源请求方法
        config.addAllowedMethod("*");
        // 有效期 1800秒
        config.setMaxAge(1800L);
        // 添加映射路径，拦截一切请求
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", config);
        // 返回新的CorsFilter
        return new CorsFilter(source);
    }

}