Start on NEXT (version 1.0) branch

- update gradle wrapper version (8.4 to 8.5)
- update logo and add banner
- change to gradle kotlin DSL (from groovy)
- update README.md
- update project layout for planned forge support
- move common logic to common module
- change environment to 'client' to prevent servers from loading the mod (#2)
- cleanup unneeded files
- update LICENSE.md to use Markdown format for easier reading
- update version number to prepare for version 1.0

Signed-off-by: Lucas Petrino <nsx1lucas@gmail.com>

common/src/main/java/me/lucaslah/weatherchanger/WeatherChanger.java

@@ -0,0 +1,133 @@
+package me.lucaslah.weatherchanger;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import me.lucaslah.weatherchanger.config.WcConfig;
+import me.lucaslah.weatherchanger.config.WcMode;
+import me.lucaslah.weatherchanger.keybinding.KeybindingManager;
+import me.lucaslah.weatherchanger.keys.ToggleClearKey;
+import me.lucaslah.weatherchanger.keys.ToggleOffKey;
+import me.lucaslah.weatherchanger.keys.ToggleRainKey;
+import me.lucaslah.weatherchanger.keys.ToggleThunderKey;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.Reader;
+import java.io.Writer;
+import java.nio.file.Files;
+import java.util.Objects;
+
+public class WeatherChanger {
+    private static final Gson gson = new GsonBuilder().setPrettyPrinting().create();
+    private static WcMode currentMode = WcMode.OFF;
+
+    public static void init() {
+        boolean fileCreated = false;
+        File configPath = getConfigFile();
+
+        if (!configPath.exists()) {
+            try {
+                fileCreated = configPath.createNewFile();
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
+        if (fileCreated) {
+            writeConfig();
+        } else {
+            loadConfig();
+        }
+
+        KeybindingManager keybindingManager = WeatherChangerExpectPlatform.getKeybindingManager();
+
+        keybindingManager
+                .add(new ToggleClearKey())
+                .add(new ToggleOffKey())
+                .add(new ToggleRainKey())
+                .add(new ToggleThunderKey());
+
+        keybindingManager.registerKeys();
+    }
+
+    private static void loadConfig() {
+        Reader reader;
+
+        try {
+            reader = Files.newBufferedReader(getConfigFile().toPath());
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        WcConfig config = gson.fromJson(reader, WcConfig.class);
+
+        if (!Objects.equals(config.getVersion(), "1.0.0")) {
+            throw new RuntimeException("Invalid weather changer config version! Try removing the config file and try again.");
+        }
+
+        currentMode = config.getMode();
+
+        try {
+            reader.close();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static void writeConfig() {
+        WcConfig config = new WcConfig();
+        config.setMode(currentMode);
+        config.setVersion("1.0.0");
+
+        Writer writer;
+        try {
+            writer = Files.newBufferedWriter(getConfigFile().toPath());
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        gson.toJson(config, writer);
+
+        try {
+            writer.close();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static File getConfigFile() {
+        return WeatherChangerExpectPlatform.getConfigDirectory().resolve("weather-changer.json").toFile();
+    }
+
+    /**
+     * Reloads the config file from disk
+     * @return if the reload was successful
+     */
+    public static boolean reloadConfig() {
+        if (getConfigFile().exists() && getConfigFile().isFile()) {
+            loadConfig();
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * Sets the current mode
+     * @param mode the mode
+     */
+    public static void setMode(WcMode mode) {
+        currentMode = mode;
+    }
+
+    public static WcMode getMode() {
+        return currentMode;
+    }
+
+    /**
+     * Call on shutdown
+     */
+    public static void shutdown() {
+        writeConfig();
+    }
+}