contents: start to add content manager support

app/src/main/java/com/winlator/contents/ContentProfile.java

@@ -0,0 +1,17 @@
+package com.winlator.contents;
+
+import java.util.List;
+
+public class ContentProfile {
+    public static final String CONTENT_TYPE_WINE = "WINE";
+    public static final String CONTENT_TYPE_TURNIP = "TURNIP";
+    public static final String CONTENT_TYPE_VIRGL = "VIRGL";
+    public static final String CONTENT_TYPE_DXVK = "DXVK";
+    public static final String CONTENT_TYPE_VKD3D = "VKD3D";
+
+    public String type;
+    public String verName;
+    public int verCode;
+    public String desc;
+    public List<String> fileList;
+}

app/src/main/java/com/winlator/contents/ContentsManager.java

@@ -0,0 +1,103 @@
+package com.winlator.contents;
+
+import android.content.Context;
+import android.net.Uri;
+
+import androidx.annotation.NonNull;
+
+import com.winlator.core.FileUtils;
+import com.winlator.core.TarCompressorUtils;
+
+import org.json.JSONObject;
+
+import java.io.File;
+
+public class ContentsManager {
+    public enum InstallFailedReason {
+        ERROR_NOSPACE,
+        ERROR_BADTAR,
+        ERROR_NOPROFILE,
+        ERROR_BADPROFILE,
+        ERROR_MISSINGFILES,
+        ERROR_UNKNOWN
+    }
+
+    public enum ContentDirName {
+        CONTENT_MAIN_DIR_NAME("contents"),
+        CONTENT_WINE_DIR_NAME("wine"),
+        CONTENT_TURNIP_DIR_NAME("turnip"),
+        CONTENT_VIRGL_DIR_NAME("virgl"),
+        CONTENT_DXVK_DIR_NAME("dxvk"),
+        CONTENT_VKD3D_DIR_NAME("vkd3d");
+
+        private String name;
+
+        ContentDirName(String name) {
+            this.name = name;
+        }
+
+        @NonNull
+        @Override
+        public String toString() {
+            return name;
+        }
+    }
+
+    private Context context;
+
+    public ContentsManager(Context context) {
+        this.context = context;
+    }
+
+    public interface OnInstallFinishedCallback {
+        void onFailed(InstallFailedReason reason, Exception e);
+
+        void onSucceed(ContentProfile profile);
+    }
+
+    public void syncContents(boolean clean) {
+        // 创建Profile列表
+        // 按类型搜索目录
+        // 找到目录后判断是否包含profile
+        // 若不包含则直接删除目录
+        // 若包含在尝试读取
+        // 读取失败直接删除目录
+        // 读取后验证文件列表
+        // 验证失败直接删除目录
+        // 全部成功则放入Profile列表
+    }
+
+    public void installContentFile(Uri uri, OnInstallFinishedCallback callback) {
+        // 清理临时文件夹
+        // 创建临时文件夹
+        File file = new File(context.getFilesDir(), "tmp/" + ContentDirName.CONTENT_MAIN_DIR_NAME);
+        FileUtils.delete(file);
+        file.mkdirs();
+        // 尝试解压文件
+        // 若失败则回调
+        boolean ret;
+        ret = TarCompressorUtils.extract(TarCompressorUtils.Type.XZ, context, uri, file);
+        if (!ret)
+            ret = TarCompressorUtils.extract(TarCompressorUtils.Type.ZSTD, context, uri, file);
+        if (!ret) {
+            callback.onFailed(InstallFailedReason.ERROR_BADTAR, null);
+            return;
+        }
+        // 成功则尝试读取 Profile
+        // 失败则回调
+        // 尝试验证 Profile
+        // 失败则回调
+        // 将解压的文件移动到指定位置
+        // 执行成功回调
+    }
+
+    public ContentProfile loadProfile(File file) {
+        // TODO:
+        try {
+            JSONObject profileJSONObject = new JSONObject(FileUtils.readString(file));
+        } catch (Exception e) {
+
+        }
+        return null;
+    }
+}