1 files changed, 274 insertions, 0 deletions
diff --git a/src/main/java/eu/olli/cowlection/config/MooConfig.java b/src/main/java/eu/olli/cowlection/config/MooConfig.java
new file mode 100644
index 0000000..ff54ab9
--- /dev/null
+++ b/src/main/java/eu/olli/cowlection/config/MooConfig.java
@@ -0,0 +1,274 @@
+package eu.olli.cowlection.config;
+
+import eu.olli.cowlection.Cowlection;
+import eu.olli.cowlection.util.Utils;
+import net.minecraft.client.Minecraft;
+import net.minecraft.util.EnumChatFormatting;
+import net.minecraft.util.Util;
+import net.minecraftforge.common.ForgeModContainer;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.common.config.Configuration;
+import net.minecraftforge.common.config.Property;
+import net.minecraftforge.fml.client.FMLConfigGuiFactory;
+import net.minecraftforge.fml.client.event.ConfigChangedEvent;
+import net.minecraftforge.fml.common.eventhandler.EventPriority;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+
+import java.io.File;
+import java.time.LocalDate;
+import java.time.format.DateTimeParseException;
+import java.time.temporal.ChronoUnit;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.regex.Pattern;
+
+/**
+ * Mod configuration via ingame gui
+ * <p>
+ * Based on <a href="https://github.com/TheGreyGhost/MinecraftByExample/blob/1-8-9final/src/main/java/minecraftbyexample/mbe70_configuration/MBEConfiguration.java">TheGreyGhost's MinecraftByExample</a>
+ *
+ * @see ForgeModContainer
+ * @see FMLConfigGuiFactory
+ */
+public class MooConfig {
+    static final String CATEGORY_LOGS_SEARCH = "logssearch";
+    // main config
+    public static boolean doUpdateCheck;
+    public static boolean showBestFriendNotifications;
+    public static boolean showFriendNotifications;
+    public static boolean showGuildNotifications;
+    public static boolean showAdvancedTooltips;
+    public static String[] tabCompletableNamesCommands;
+    private static String numeralSystem;
+    // logs search config
+    public static String[] logsDirs;
+    private static String defaultStartDate;
+    // other stuff
+    public static String moo;
+    private static Configuration cfg = null;
+    private final Cowlection main;
+    private List<String> propOrderGeneral;
+    private List<String> propOrderLogsSearch;
+
+    public MooConfig(Cowlection main, Configuration configuration) {
+        this.main = main;
+        cfg = configuration;
+        initConfig();
+    }
+
+    static Configuration getConfig() {
+        return cfg;
+    }
+
+    private void initConfig() {
+        syncFromFile();
+        MinecraftForge.EVENT_BUS.register(new ConfigEventHandler());
+    }
+
+    /**
+     * Load the configuration values from the configuration file
+     */
+    private void syncFromFile() {
+        syncConfig(true, true);
+    }
+
+    /**
+     * Save the GUI-altered values to disk
+     */
+    private void syncFromGui() {
+        syncConfig(false, true);
+    }
+
+    /**
+     * Save the Configuration variables (fields) to disk
+     */
+    public void syncFromFields() {
+        syncConfig(false, false);
+    }
+
+    public static LocalDate calculateStartDate() {
+        try {
+            // date format: yyyy-mm-dd
+            return LocalDate.parse(defaultStartDate);
+        } catch (DateTimeParseException e) {
+            // fallthrough
+        }
+        try {
+            int months = Integer.parseInt(defaultStartDate);
+            return LocalDate.now().minus(months, ChronoUnit.MONTHS);
+        } catch (NumberFormatException e) {
+            // default: 1 month
+            return LocalDate.now().minus(1, ChronoUnit.MONTHS);
+        }
+    }
+
+    /**
+     * Synchronise the three copies of the data
+     * 1) loadConfigFromFile && readFieldsFromConfig -> initialise everything from the disk file
+     * 2) !loadConfigFromFile && readFieldsFromConfig -> copy everything from the config file (altered by GUI)
+     * 3) !loadConfigFromFile && !readFieldsFromConfig -> copy everything from the native fields
+     *
+     * @param loadConfigFromFile   if true, load the config field from the configuration file on disk
+     * @param readFieldsFromConfig if true, reload the member variables from the config field
+     */
+    private void syncConfig(boolean loadConfigFromFile, boolean readFieldsFromConfig) {
+        if (loadConfigFromFile) {
+            cfg.load();
+        }
+
+        // config section: main configuration
+        propOrderGeneral = new ArrayList<>();
+
+        Property propDoUpdateCheck = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "doUpdateCheck", true, "Check for mod updates?"), true);
+        Property propShowBestFriendNotifications = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "showBestFriendNotifications", true, "Set to true to receive best friends' login/logout messages, set to false hide them."), true);
+        Property propShowFriendNotifications = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "showFriendNotifications", true, "Set to true to receive friends' login/logout messages, set to false hide them."), true);
+        Property propShowGuildNotifications = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "showGuildNotifications", true, "Set to true to receive guild members' login/logout messages, set to false hide them."), true);
+        Property propShowAdvancedTooltips = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "showAdvancedTooltips", true, "Set to true to show advanced tooltips, set to false show default tooltips."), true);
+        Property propNumeralSystem = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "numeralSystem", "Arabic numerals: 1, 4, 10", "Use Roman or Arabic numeral system?", new String[]{"Arabic numerals: 1, 4, 10", "Roman numerals: I, IV, X"}), true);
+        Property propTabCompletableNamesCommands = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "tabCompletableNamesCommands", new String[]{"party", "p", "invite", "visit", "ah", "ignore", "msg", "tell", "w", "boop", "profile"}, "List of commands with a Tab-completable username argument."), true)
+                .setValidationPattern(Pattern.compile("^[A-Za-z]+$"));
+        Property propMoo = addConfigEntry(cfg.get(Configuration.CATEGORY_CLIENT,
+                "moo", "", "The answer to life the universe and everything. Don't edit this entry manually!", Utils.VALID_UUID_PATTERN), false);
+
+        cfg.setCategoryPropertyOrder(Configuration.CATEGORY_CLIENT, propOrderGeneral);
+
+        // config section: log files search
+        propOrderLogsSearch = new ArrayList<>();
+
+        Property propLogsDirs = addConfigEntry(cfg.get(CATEGORY_LOGS_SEARCH,
+                "logsDirs", resolveDefaultLogsDirs(),
+                "Directories with Minecraft log files"), true, CATEGORY_LOGS_SEARCH);
+        Property propDefaultStartDate = addConfigEntry(cfg.get(CATEGORY_LOGS_SEARCH,
+                "defaultStartDate", "3", "Default start date (a number means X months ago, alternatively a fixed date à la yyyy-mm-dd can be used)"), true)
+                .setValidationPattern(Pattern.compile("^[1-9][0-9]{0,2}|(2[0-9]{3}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01]))$"));
+
+        cfg.setCategoryPropertyOrder(CATEGORY_LOGS_SEARCH, propOrderLogsSearch);
+
+        // 'manual' replacement for propTabCompletableNamesCommands.hasChanged()
+        boolean modifiedTabCompletableCommandsList = false;
+        String[] tabCompletableCommandsPreChange = tabCompletableNamesCommands != null ? tabCompletableNamesCommands.clone() : null;
+        if (readFieldsFromConfig) {
+            // main config
+            doUpdateCheck = propDoUpdateCheck.getBoolean();
+            showBestFriendNotifications = propShowBestFriendNotifications.getBoolean();
+            showFriendNotifications = propShowFriendNotifications.getBoolean();
+            showGuildNotifications = propShowGuildNotifications.getBoolean();
+            showAdvancedTooltips = propShowAdvancedTooltips.getBoolean();
+            numeralSystem = propNumeralSystem.getString();
+            tabCompletableNamesCommands = propTabCompletableNamesCommands.getStringList();
+            moo = propMoo.getString();
+
+            // logs search config
+            logsDirs = propLogsDirs.getStringList();
+            defaultStartDate = propDefaultStartDate.getString().trim();
+
+            if (!Arrays.equals(tabCompletableCommandsPreChange, tabCompletableNamesCommands)) {
+                modifiedTabCompletableCommandsList = true;
+            }
+        }
+
+        // main config
+        propDoUpdateCheck.set(doUpdateCheck);
+        propShowBestFriendNotifications.set(showBestFriendNotifications);
+        propShowFriendNotifications.set(showFriendNotifications);
+        propShowGuildNotifications.set(showGuildNotifications);
+        propShowAdvancedTooltips.set(showAdvancedTooltips);
+        propNumeralSystem.set(numeralSystem);
+        propTabCompletableNamesCommands.set(tabCompletableNamesCommands);
+        propMoo.set(moo);
+
+        // logs search config
+        propLogsDirs.set(logsDirs);
+        propDefaultStartDate.set(defaultStartDate);
+
+        if (cfg.hasChanged()) {
+            if (modifiedTabCompletableCommandsList && Minecraft.getMinecraft().thePlayer != null) {
+                main.getChatHelper().sendMessage(EnumChatFormatting.RED, "Added or removed commands with tab-completable usernames take effect after a game restart!");
+            }
+            cfg.save();
+        }
+    }
+
+    private Property addConfigEntry(Property property, boolean showInGui, String category) {
+        if (showInGui) {
+            property.setLanguageKey(Cowlection.MODID + ".config." + property.getName());
+        } else {
+            property.setShowInGui(false);
+        }
+
+        if (CATEGORY_LOGS_SEARCH.equals(category)) {
+            propOrderLogsSearch.add(property.getName());
+        } else {
+            // == Configuration.CATEGORY_CLIENT:
+            propOrderGeneral.add(property.getName());
+        }
+        return property;
+    }
+
+    private Property addConfigEntry(Property property, boolean showInGui) {
+        return addConfigEntry(property, showInGui, Configuration.CATEGORY_CLIENT);
+    }
+
+    /**
+     * Tries to find/resolve default directories containing minecraft logfiles (in .log.gz format)
+     *
+     * @return list of /logs/ directories
+     */
+    private String[] resolveDefaultLogsDirs() {
+        List<String> logsDirs = new ArrayList<>();
+        File currentMcLogsDirFile = new File(Minecraft.getMinecraft().mcDataDir, "logs");
+        if (currentMcLogsDirFile.exists() && currentMcLogsDirFile.isDirectory()) {
+            String currentMcLogsDir = Utils.toRealPath(currentMcLogsDirFile);
+            logsDirs.add(currentMcLogsDir);
+        }
+
+        String defaultMcLogsDir = System.getProperty("user.home");
+        Util.EnumOS osType = Util.getOSType();
+        // default directories for .minecraft: https://minecraft.gamepedia.com/.minecraft
+        switch (osType) {
+            case WINDOWS:
+                defaultMcLogsDir += "\\AppData\\Roaming\\.minecraft\\logs";
+                break;
+            case OSX:
+                defaultMcLogsDir += "/Library/Application Support/minecraft/logs";
+                break;
+            default:
+                defaultMcLogsDir += "/.minecraft/logs";
+        }
+        File defaultMcLogsDirFile = new File(defaultMcLogsDir);
+        if (defaultMcLogsDirFile.exists() && defaultMcLogsDirFile.isDirectory() && !currentMcLogsDirFile.equals(defaultMcLogsDirFile)) {
+            logsDirs.add(Utils.toRealPath(defaultMcLogsDirFile));
+        }
+        return logsDirs.toArray(new String[]{});
+    }
+
+    /**
+     * Should login/logout notifications be modified and thus monitored?
+     *
+     * @return true if notifications should be monitored
+     */
+    public static boolean doMonitorNotifications() {
+        return showBestFriendNotifications || !showFriendNotifications || !showGuildNotifications;
+    }
+
+    public static boolean useRomanNumerals() {
+        return numeralSystem.startsWith("Roman");
+    }
+
+    public class ConfigEventHandler {
+        @SubscribeEvent(priority = EventPriority.NORMAL)
+        public void onEvent(ConfigChangedEvent.OnConfigChangedEvent e) {
+            if (Cowlection.MODID.equals(e.modID)) {
+                syncFromGui();
+            }
+        }
+    }
+}