syntax = "proto3";

package file;

option go_package = "./file";

// ---------- 通用消息 ----------

message CommonResp {
  int64 code = 1;
  string msg = 2;
}

// ---------- 文件信息 ----------

message FileInfo {
  string id = 1;
  string name = 2;
  string url = 3;
  string tag = 4;
  string key = 5;
  string suffix = 6;
  string md5 = 7;
  int64 createdAt = 8;
}

// ---------- 请求/响应 ----------

message GetFileByIdReq {
  string id = 1;
}

message GetFileByIdResp {
  FileInfo file = 1;
}

message GetFilesByIdsReq {
  repeated string ids = 1;
}

message GetFilesByIdsResp {
  repeated FileInfo files = 1;
}

// ---------- 存储配置 ----------

message StorageConfigInfo {
  string id = 1;
  string type = 2;
  string name = 3;
  string endpoint = 4;
  string accessKeyId = 5;
  string accessKeySecret = 6;
  string bucketName = 7;
  string bucketUrl = 8;
  string region = 9;
  int32 isDefault = 10;
  int32 status = 11;
  string remark = 12;
}

message CreateStorageConfigReq {
  string type = 1;
  string name = 2;
  string endpoint = 3;
  string accessKeyId = 4;
  string accessKeySecret = 5;
  string bucketName = 6;
  string bucketUrl = 7;
  string region = 8;
  int32 status = 9;
  string remark = 10;
}

message UpdateStorageConfigReq {
  string id = 1;
  string type = 2;
  string name = 3;
  string endpoint = 4;
  string accessKeyId = 5;
  string accessKeySecret = 6;
  string bucketName = 7;
  string bucketUrl = 8;
  string region = 9;
  int32 status = 10;
  string remark = 11;
}

message SetDefaultStorageConfigReq {
  string id = 1;
}

message StorageConfigListReq {
  int32 current = 1;
  int32 pageSize = 2;
  string type = 3;
  string name = 4;
}

message StorageConfigListResp {
  repeated StorageConfigInfo list = 1;
  int64 total = 2;
}

message GetDefaultStorageConfigReq {}
message GetDefaultStorageConfigResp {
  StorageConfigInfo config = 1;
}

message CreateFileReq {
  string name = 1;
  string url = 2;
  string tag = 3;
  string key = 4;
  string suffix = 5;
  string md5 = 6;
}

message CreateFileResp {
  FileInfo file = 1;
}

message CheckFileByMd5Req {
  string md5 = 1;
}

message CheckFileByMd5Resp {
  bool exists = 1;
  FileInfo file = 2;
}

message DeleteFilesReq {
  repeated string ids = 1;
}

message GetFileListReq {
  int32 current = 1;
  int32 pageSize = 2;
  string name = 3;
}

message GetFileListResp {
  repeated FileInfo list = 1;
  int64 total = 2;
}

// ---------- 服务定义 ----------

service FileService {
  // 根据ID获取文件信息
  rpc GetFileById(GetFileByIdReq) returns (GetFileByIdResp);
  // 根据ID列表批量获取文件信息
  rpc GetFilesByIds(GetFilesByIdsReq) returns (GetFilesByIdsResp);
  // 创建文件记录
  rpc CreateFile(CreateFileReq) returns (CreateFileResp);
  // 通过MD5检查文件是否存在
  rpc CheckFileByMd5(CheckFileByMd5Req) returns (CheckFileByMd5Resp);
  // 删除文件记录
  rpc DeleteFiles(DeleteFilesReq) returns (CommonResp);
  // 获取文件列表
  rpc GetFileList(GetFileListReq) returns (GetFileListResp);

  // ---------- 存储配置 ----------
  rpc CreateStorageConfig(CreateStorageConfigReq) returns (CommonResp);
  rpc UpdateStorageConfig(UpdateStorageConfigReq) returns (CommonResp);
  rpc DeleteStorageConfig(DeleteFilesReq) returns (CommonResp); // 复用idsReq
  rpc SetDefaultStorageConfig(SetDefaultStorageConfigReq) returns (CommonResp);
  rpc GetStorageConfigList(StorageConfigListReq) returns (StorageConfigListResp);
  rpc GetDefaultStorageConfig(GetDefaultStorageConfigReq) returns (GetDefaultStorageConfigResp);
}