[BREAKING CHANGE] proto auto compiled by gradle (#226)

* [BREAK] proto auto compiled by gradle

* [BREAK] move proto to submodule

* update gitmodules

* [BREAK] move proto to submodule

* move proto to submodule

* fix merge conflict

* fix github action after merging

* fix merge conflicts and del submodule

* upload the proto

build.gradle

@@ -6,10 +6,23 @@
  * User Manual available at https://docs.gradle.org/5.6.3/userguide/tutorial_java_projects.html
  */
 
+buildscript {
+    repositories {
+        maven { url "https://plugins.gradle.org/m2/" }
+    }
+    dependencies {
+        classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.18'
+    }
+}
+
 plugins {
     // Apply the java plugin to add support for Java
     id 'java'
 
+    // Apply the protobuf auto generator
+    id 'com.google.protobuf' version "0.8.18"
+    id 'idea'
+
     // Apply the application plugin to add support for building a CLI application
     id 'application'
 
@@ -17,6 +30,10 @@ plugins {
     id 'signing'
 }
 
+
+sourceCompatibility = JavaVersion.VERSION_17
+targetCompatibility = JavaVersion.VERSION_17
+
 group = 'tech.xigam'
 version = '1.0.0-dev'
 
@@ -34,7 +51,7 @@ repositories {
 
 dependencies {
     implementation fileTree(dir: 'lib', include: ['*.jar'])
-    
+
 	implementation group: 'org.slf4j', name: 'slf4j-api', version: '1.7.32'
 	implementation group: 'ch.qos.logback', name: 'logback-core', version: '1.2.9'
     implementation group: 'ch.qos.logback', name: 'logback-classic', version: '1.2.9'
@@ -49,6 +66,9 @@ dependencies {
 
     implementation group: 'org.greenrobot', name: 'eventbus-java', version: '3.3.1'
     implementation group: 'org.danilopianini', name: 'java-quadtree', version: '0.1.9'
+
+    protobuf files('proto/')
+
 }
 
 application {
@@ -125,13 +145,47 @@ publishing {
             def releasesRepoUrl = 'https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/'
             def snapshotsRepoUrl = 'https://s01.oss.sonatype.org/content/repositories/snapshots/'
             url = version.endsWith('SNAPSHOT') ? snapshotsRepoUrl : releasesRepoUrl
-            
+
             name = 'sonatype'
             credentials(PasswordCredentials)
         }
     }
 }
 
+clean {
+    delete protobuf.generatedFilesBaseDir
+}
+
+protobuf {
+    protoc {
+        // The artifact spec for the Protobuf Compiler
+        artifact = 'com.google.protobuf:protoc:3.18.1'
+    }
+//    generatedFilesBaseDir = "$projectDir/src/main/java/emu/grasscutter/net/proto/"
+    generatedFilesBaseDir = "$projectDir/src/generated/"
+}
+
+sourceSets {
+    main {
+        proto {
+            // In addition to the default 'src/main/proto'
+            srcDir 'src/generated'
+        }
+        java {
+            srcDir 'src/java'
+        }
+    }
+}
+
+idea {
+    module {
+        // proto files and generated Java files are automatically added as
+        // source dirs.
+        // If you have additional sources, add them here:
+        sourceDirs += file("/proto/");
+    }
+}
+
 signing {
     sign publishing.publications.mavenJava
 }