octoplex/cmd/client/main.go

125 lines
3.1 KiB
Go

package main
import (
"context"
"fmt"
"log/slog"
"os"
"runtime/debug"
"time"
"git.netflux.io/rob/octoplex/internal/client"
"git.netflux.io/rob/octoplex/internal/domain"
"git.netflux.io/rob/octoplex/internal/event"
pb "git.netflux.io/rob/octoplex/internal/generated/grpc"
"git.netflux.io/rob/octoplex/internal/terminal"
"golang.design/x/clipboard"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
)
var (
// version is the version of the application.
version string
// commit is the commit hash of the application.
commit string
// date is the date of the build.
date string
)
func main() {
if err := run(); err != nil {
os.Stderr.WriteString("Error: " + err.Error() + "\n")
}
}
func run() error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// TODO: logger from config
fptr, err := os.OpenFile("octoplex.log", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
return fmt.Errorf("open log file: %w", err)
}
logger := slog.New(slog.NewTextHandler(fptr, nil))
bus := event.NewBus(logger)
var clipboardAvailable bool
if err = clipboard.Init(); err != nil {
logger.Warn("Clipboard not available", "err", err)
} else {
clipboardAvailable = true
}
buildInfo, ok := debug.ReadBuildInfo()
if !ok {
return fmt.Errorf("read build info: %w", err)
}
conn, err := grpc.NewClient("localhost:50051", grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
return fmt.Errorf("connect to gRPC server: %w", err)
}
apiClient := pb.NewInternalAPIClient(conn)
stream, err := apiClient.Communicate(ctx)
if err != nil {
return fmt.Errorf("create gRPC stream: %w", err)
}
go func() {
for evt := range bus.Register() {
if sendErr := stream.Send(&pb.Envelope{Payload: &pb.Envelope_Event{Event: client.EventToProto(evt)}}); sendErr != nil {
logger.Error("Error sending event to gRPC API", "err", sendErr)
}
}
}()
go func() {
for {
envelope, recErr := stream.Recv()
if recErr != nil {
logger.Error("Error receiving envelope from gRPC API", "err", recErr)
continue
}
evt := envelope.GetEvent()
if evt == nil {
logger.Error("Received envelope without event")
continue
}
logger.Info("Received event from gRPC API", "event", evt)
// TODO: convert to domain event
}
}()
ui, err := terminal.StartUI(ctx, terminal.StartParams{
EventBus: bus,
Dispatcher: func(cmd event.Command) {
logger.Info("Command dispatched", "cmd", cmd)
if sendErr := stream.Send(&pb.Envelope{Payload: &pb.Envelope_Command{Command: client.CommandToProto(cmd)}}); sendErr != nil {
logger.Error("Error sending command to gRPC API", "err", sendErr)
}
},
ClipboardAvailable: clipboardAvailable,
ConfigFilePath: "TODO",
BuildInfo: domain.BuildInfo{
GoVersion: buildInfo.GoVersion,
Version: version,
Commit: commit,
Date: date,
},
Logger: logger.With("component", "ui"),
})
if err != nil {
return fmt.Errorf("start terminal user interface: %w", err)
}
defer ui.Close()
time.Sleep(10 * time.Minute) // Simulate long-running process
return nil
}