package org.lucares.pdbui;

import java.nio.file.Paths;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class WebConfiguration implements WebMvcConfigurer, HardcodedValues, PropertyKeys {

    private final String outputDir;

    public WebConfiguration(@Value("${" + PATH_GENERATED_IMAGES + "}") final String outputDir) {
        this.outputDir = outputDir;
    }

    @Override
    public void addResourceHandlers(final ResourceHandlerRegistry registry) {

        final String pathPattern = "/" + WEB_IMAGE_OUTPUT_PATH + "/**";
        final String resourceLocation = "file:" + Paths.get(outputDir).toAbsolutePath() + "/";

        registry.addResourceHandler(pathPattern).addResourceLocations(resourceLocation);
    }
}