syntax = "proto3";
package komp_ac.document_data;

service DocumentDataService {
  rpc RegisterTypstTemplate(RegisterTypstTemplateRequest) returns (RegisterTypstTemplateResponse);
  rpc ListTypstTemplates(ListTypstTemplatesRequest) returns (ListTypstTemplatesResponse);
  rpc ListEnabledTypstTemplates(ListEnabledTypstTemplatesRequest) returns (ListTypstTemplatesResponse);
  rpc SaveDocument(SaveDocumentRequest) returns (SaveDocumentResponse);
  rpc UpdateDocument(UpdateDocumentRequest) returns (UpdateDocumentResponse);
  rpc GetDocuments(GetDocumentsRequest) returns (GetDocumentsResponse);
  rpc GetDocument(GetDocumentRequest) returns (GetDocumentResponse);
  rpc GetDocumentVersion(GetDocumentVersionRequest) returns (GetDocumentVersionResponse);
  rpc GetTypstTemplateVersion(GetTypstTemplateVersionRequest) returns (GetTypstTemplateVersionResponse);
}

message SourceRecord {
  string profile_name = 1;
  string table_name = 2;
  int64 table_def_id = 3;
  int64 record_id = 4;
}

message SaveDocumentRequest {
  repeated SourceRecord source_records = 1;
  string template_name = 2;
  string data_json = 3;
  int64 expected_template_version_id = 4;
}

message RegisterTypstTemplateRequest {
  string template_name = 1;
  string input_table_name = 2;
  string typst_source = 3;
  string typst_compiler_version = 4;
}

message RegisterTypstTemplateResponse {
  TypstTemplateVersion template_version = 1;
}

message ListTypstTemplatesRequest {
  string search = 1;
  uint32 limit = 2;
}

message ListTypstTemplatesResponse {
  repeated TypstTemplateVersion templates = 1;
}

message ListEnabledTypstTemplatesRequest {
  string profile_name = 1;
}

message SaveDocumentResponse {
  int64 document_id = 1;
  int64 snapshot_id = 2;
  int32 version_number = 3;
  int64 template_version_id = 4;
  int32 template_version = 5;
}

message UpdateDocumentRequest {
  int64 document_id = 1;
  string data_json = 2;
}

message UpdateDocumentResponse {
  int64 document_id = 1;
  int64 snapshot_id = 2;
  int32 version_number = 3;
}

message GetDocumentsRequest {
  optional int64 schema_id = 1;
  uint32 limit = 2;
  optional string template_name = 3;
  optional string source_profile_name = 4;
  optional string source_table_name = 5;
}

message Document {
  int64 snapshot_id = 1;
  int64 document_id = 2;
  int64 schema_id = 3;
  repeated SourceRecord source_records = 4;
  string data_json = 5;
  string change_kind = 6;
  int32 version_number = 7;
  string created_at = 8;
  string updated_at = 9;
  int64 template_version_id = 10;
  string data_sha256 = 11;
}

message GetDocumentsResponse {
  repeated Document documents = 1;
}

message GetDocumentRequest {
  int64 document_id = 1;
}

message GetDocumentResponse {
  optional Document document = 1;
}

message GetDocumentVersionRequest {
  int64 document_id = 1;
  int32 version_number = 2;
}

message GetDocumentVersionResponse {
  optional Document document = 1;
}

message GetTypstTemplateVersionRequest {
  int64 template_version_id = 1;
  int64 document_id = 2;
}

message TypstTemplateVersion {
  int64 id = 1;
  int64 template_id = 2;
  string template_name = 3;
  int32 version = 4;
  string source_code = 5;
  string source_sha256 = 6;
  string typst_compiler_version = 7;
  string created_at = 8;
  string input_table_name = 9;
  repeated string field_paths = 10;
  repeated TypstTemplateFieldBinding field_bindings = 11;
}

// One profile-specific source mapping for an enabled template version.
message TypstTemplateFieldBinding {
  string field_path = 1;
  string collection_path = 2;
  string column_name = 3;
  string source_table_name = 4;
  string source_column_name = 5;
}

message GetTypstTemplateVersionResponse {
  optional TypstTemplateVersion template_version = 1;
}