com.github.timo_reymann.vue_starter.configuration.WebConfiguration Maven / Gradle / Ivy

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package com.github.timo_reymann.vue_starter.configuration;

import lombok.extern.java.Log;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.Resource;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.resource.PathResourceResolver;

import java.io.IOException;

@Configuration
@ConditionalOnProperty(prefix = "vue",name = "router-mode")
@Log
public class WebConfiguration implements WebMvcConfigurer {

    public static final int TEN_MINUTES = 60 * 10 * 1_000;

    @Autowired
    private VueConfig vueConfig;

    /**
     * Add handlers to serve static resources such as images, js, and, css
     * files from specific locations under web application root, the classpath,
     * and others.
     *
     * @param registry
     */
    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("Applying resources handler cause router mode is set");

        registry
                .addResourceHandler(
                        "/**/*.css",
                        "/**/*.html",
                        "/**/*.js",
                        "/**/*.jsx",
                        "/**/*.png",
                        "/**/*.ttf",
                        "/**/*.woff",
                        "/**/*.woff2"
                )
                .setCachePeriod(TEN_MINUTES)
                .addResourceLocations("classpath:/static/");

        if (vueConfig.getRouterMode() == RouterMode.History) {
            log.info("Set vue router mode to history and redirect not found to index.html");
            registry.addResourceHandler("/", "/**")
                    .setCachePeriod(0)
                    .addResourceLocations("classpath:/static/index.html")
                    .resourceChain(true)
                    .addResolver(new PathResourceResolver() {
                        @Override
                        protected Resource getResource(String resourcePath, Resource location) throws IOException {
                            return location.exists() && location.isReadable() ? location : null;
                        }
                    });
        }

    }
}