cosmos-sdk/runtime/services/autocli.go

89 lines
2.5 KiB
Go

package services
import (
"context"
autocliv1 "cosmossdk.io/api/cosmos/autocli/v1"
gogogrpc "github.com/cosmos/gogoproto/grpc"
"google.golang.org/grpc"
"github.com/cosmos/cosmos-sdk/types/module"
)
// AutoCLIQueryService implements the cosmos.autocli.v1.Query service.
type AutoCLIQueryService struct {
autocliv1.UnimplementedQueryServer
moduleOptions map[string]*autocliv1.ModuleOptions
}
func NewAutoCLIQueryService(appModules map[string]interface{}) *AutoCLIQueryService {
moduleOptions := map[string]*autocliv1.ModuleOptions{}
for modName, mod := range appModules {
if autoCliMod, ok := mod.(interface {
AutoCLIOptions() *autocliv1.ModuleOptions
}); ok {
moduleOptions[modName] = autoCliMod.AutoCLIOptions()
} else if mod, ok := mod.(module.HasServices); ok {
// try to auto-discover options based on the last msg and query
// services registered for the module
cfg := &autocliConfigurator{}
mod.RegisterServices(cfg)
modOptions := &autocliv1.ModuleOptions{}
haveServices := false
if cfg.msgServer.serviceName != "" {
haveServices = true
modOptions.Tx = &autocliv1.ServiceCommandDescriptor{
Service: cfg.msgServer.serviceName,
}
}
if cfg.queryServer.serviceName != "" {
haveServices = true
modOptions.Query = &autocliv1.ServiceCommandDescriptor{
Service: cfg.queryServer.serviceName,
}
}
if haveServices {
moduleOptions[modName] = modOptions
}
}
}
return &AutoCLIQueryService{
moduleOptions: moduleOptions,
}
}
func (a AutoCLIQueryService) AppOptions(context.Context, *autocliv1.AppOptionsRequest) (*autocliv1.AppOptionsResponse, error) {
return &autocliv1.AppOptionsResponse{
ModuleOptions: a.moduleOptions,
}, nil
}
// autocliConfigurator allows us to call RegisterServices and introspect the services
type autocliConfigurator struct {
msgServer autocliServiceRegistrar
queryServer autocliServiceRegistrar
}
func (a *autocliConfigurator) MsgServer() gogogrpc.Server { return &a.msgServer }
func (a *autocliConfigurator) QueryServer() gogogrpc.Server { return &a.queryServer }
func (a *autocliConfigurator) RegisterMigration(string, uint64, module.MigrationHandler) error {
return nil
}
// autocliServiceRegistrar is used to capture the service name for registered services
type autocliServiceRegistrar struct {
serviceName string
}
func (a *autocliServiceRegistrar) RegisterService(sd *grpc.ServiceDesc, _ interface{}) {
a.serviceName = sd.ServiceName
}
var _ autocliv1.QueryServer = &AutoCLIQueryService{}