syntax = "proto3";

package homelab.v1;

option go_package = "pwa-homelab-mon/gen/homelab/v1;homelabv1";

message Item {
  string name = 1;
  int32 args = 4;                // exec: arg count
  repeated string arg_types = 5; // exec: text | number per arg
}

message Stat {
  string name = 1;
  string value = 2;
}

// Карточка монитора: проценты (-1 = скрипт не дал процент) + строки для подписей.
// percentages[0] — основной (большой radial), дальше — дополнительные (per-core и т.п.).
message Monitor {
  string name = 1;
  int32 percentage = 2;
  repeated Stat stats = 3;
  repeated int32 percentages = 4;
}

message Link {
  string name = 1;
  string url = 2;
}

message ListContentRequest {}
message ListContentResponse {
  repeated Link links = 1;
  repeated Monitor monitors = 2;
  repeated Item exec = 3;
  repeated Service services = 4;
}

message DocMeta {
  string name = 1;
  string hash = 2; // sha256 hex of content
}

message ListDocsRequest {}
message ListDocsResponse {
  repeated DocMeta docs = 1;
}

message GetDocRequest {
  string name = 1;
}
message GetDocResponse {
  string content = 1;
}

message SaveDocRequest {
  string name = 1;
  string content = 2;
}
message SaveDocResponse {
  string hash = 1;
}

// One card in the Services view: a systemd user unit or a docker compose project.
enum ServiceKind {
  SYSTEMD = 0;
  DOCKER = 1;
}

message Service {
  ServiceKind kind = 1;
  string name = 2;          // unit name without .service / compose project name (or container name if unlabeled)
  string state = 3;         // systemd: ActiveState. docker: active | partial | inactive
  string substate = 4;      // systemd: SubState. docker: "up/total"
  string load_state = 5;    // systemd only: loaded | not-found (= disabled by the user, not an error)
  string unit_file_state = 6; // systemd only: enabled | disabled | static
  repeated string containers = 7; // docker only: containers the card controls
  string error = 8;         // probe failure, empty = ok
}

enum ServiceOp {
  START = 0;
  STOP = 1;
  RESTART = 2;
}

message ServiceActionRequest {
  string name = 1;
  ServiceKind kind = 2;
  ServiceOp op = 3;
}
message ServiceActionResponse {
  string output = 1;
}

message ServiceInfoRequest {
  string name = 1;
  ServiceKind kind = 2;
}
message ServiceInfoResponse {
  string output = 1;
}

service HomelabService {
  rpc ListContent(ListContentRequest) returns (ListContentResponse);
  rpc ListDocs(ListDocsRequest) returns (ListDocsResponse);
  rpc GetDoc(GetDocRequest) returns (GetDocResponse);
  rpc SaveDoc(SaveDocRequest) returns (SaveDocResponse);
  rpc ServiceAction(ServiceActionRequest) returns (ServiceActionResponse);
  rpc ServiceInfo(ServiceInfoRequest) returns (ServiceInfoResponse);
  rpc RunScript(RunScriptRequest) returns (RunScriptResponse);
}

message RunScriptRequest {
  string name = 1;
  repeated string args = 2;
}
message RunScriptResponse {
  string output = 1;
}