syntax = "proto3";
option go_package = "github.com/argoproj/argo-cd/v2/cmpserver/apiclient";

package plugin;

import "github.com/argoproj/argo-cd/v2/reposerver/repository/repository.proto";
import "google/protobuf/empty.proto";

// AppStreamRequest is the request object used to send the application's
// files over a stream.
message AppStreamRequest {
    oneof request {
        ManifestRequestMetadata metadata = 1;
        File file = 2;
    }
}

// ManifestRequestMetadata defines the metada related to the file being sent
// to the CMP server.
message ManifestRequestMetadata {
    // appName refers to the ArgoCD Application name
    string appName = 1;
    // appRelPath points to the application relative path inside the tarball
    string appRelPath = 2;
    // checksum is used to verify the integrity of the file
    string checksum = 3;
    // size relates to the file size in bytes
    int64 size = 4;
    // env is a list with the environment variables needed to generate manifests
    repeated EnvEntry env = 5;
}

// EnvEntry represents an entry in the application's environment
message EnvEntry {
    // Name is the name of the variable, usually expressed in uppercase
    string name = 1;
    // Value is the value of the variable
    string value = 2;
}

message ManifestResponse {
    repeated string manifests = 1;
    string sourceType = 2;
}

message RepositoryResponse {
    bool isSupported = 1;
    bool isDiscoveryEnabled = 2;
}

// ParametersAnnouncementResponse contains a list of announcements. This list represents all the parameters which a CMP
// is able to accept.
message ParametersAnnouncementResponse {
    repeated repository.ParameterAnnouncement parameterAnnouncements = 1;
}

message File {
    bytes chunk = 1;
}

// CheckPluginConfigurationResponse contains a list of plugin configuration flags.
message CheckPluginConfigurationResponse {
    bool isDiscoveryConfigured = 1;
}

// ConfigManagementPlugin Service
service ConfigManagementPluginService {
    // GenerateManifests receive a stream containing a tgz archive with all required files necessary
    // to generate manifests
    rpc GenerateManifest(stream AppStreamRequest) returns (ManifestResponse) {
    }

    // CheckPluginConfiguration is a pre-flight request  to check the plugin configuration
    // without sending the whole repo.
    rpc CheckPluginConfiguration(google.protobuf.Empty) returns (CheckPluginConfigurationResponse) {
    }

    // MatchRepository returns whether or not the given application is supported by the plugin
    rpc MatchRepository(stream AppStreamRequest) returns (RepositoryResponse) {
    }

    // GetParametersAnnouncement gets a list of parameter announcements for the given app
    rpc GetParametersAnnouncement(stream AppStreamRequest) returns (ParametersAnnouncementResponse) {
    }
}
