libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/BlogUtils.java

package org.wordpress.android.util;

import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.Map;

public class BlogUtils {
    public static Comparator<Object> BlogNameComparator = new Comparator<Object>() {
        public int compare(Object blog1, Object blog2) {
            Map<String, Object> blogMap1 = (Map<String, Object>) blog1;
            Map<String, Object> blogMap2 = (Map<String, Object>) blog2;
            String blogName1 = getBlogNameOrHomeURLFromAccountMap(blogMap1);
            String blogName2 = getBlogNameOrHomeURLFromAccountMap(blogMap2);
            return blogName1.compareToIgnoreCase(blogName2);
        }
    };

    /**
     * Return a blog name or blog home URL if trimmed name is an empty string
     */
    public static String getBlogNameOrHomeURLFromAccountMap(Map<String, Object> account) {
        String blogName = getBlogNameFromAccountMap(account);
        if (blogName.trim().length() == 0) {
            blogName = BlogUtils.getHomeURLOrHostNameFromAccountMap(account);
        }
        return blogName;
    }

    /**
     * Return a blog name or blog url (host part only) if trimmed name is an empty string
     */
    public static String getBlogNameFromAccountMap(Map<String, Object> account) {
        return StringUtils.unescapeHTML(MapUtils.getMapStr(account, "blogName"));
    }

    /**
     * Return the blog home URL setting or the host name if home URL is an empty string.
     */
    public static String getHomeURLOrHostNameFromAccountMap(Map<String, Object> account) {
        String homeURL = UrlUtils.removeScheme(MapUtils.getMapStr(account, "homeURL"));
        homeURL = StringUtils.removeTrailingSlash(homeURL);

        if (homeURL.length() == 0) {
            return UrlUtils.getHost(MapUtils.getMapStr(account, "url"));
        }

        return homeURL;
    }

    public static String[] getBlogNamesFromAccountMapList(List<Map<String, Object>> accounts) {
        List<String> blogNames = new ArrayList<>();
        for (Map<String, Object> account : accounts) {
            blogNames.add(getBlogNameOrHomeURLFromAccountMap(account));
        }
        return blogNames.toArray(new String[blogNames.size()]);
    }

    public static String[] getHomeURLOrHostNamesFromAccountMapList(List<Map<String, Object>> accounts) {
        List<String> urls = new ArrayList<>();
        for (Map<String, Object> account : accounts) {
            urls.add(getHomeURLOrHostNameFromAccountMap(account));
        }
        return urls.toArray(new String[urls.size()]);
    }

    public static String[] getBlogIdsFromAccountMapList(List<Map<String, Object>> accounts) {
        List<String> ids = new ArrayList<>();
        for (Map<String, Object> account : accounts) {
            ids.add(MapUtils.getMapStr(account, "blogId"));
        }
        return ids.toArray(new String[ids.size()]);
    }
}