chore: add colored logging output in debug mode

cmd/resticui/resticui.go

@@ -3,17 +3,21 @@ package main
 import (
 	"context"
 	"errors"
+	"io/fs"
 	"net/http"
 	"os"
 	"os/signal"
+	"path"
 	"sync"
 	"syscall"
 
 	"github.com/garethgeorge/resticui/internal/api"
 	"github.com/garethgeorge/resticui/internal/config"
 	"github.com/garethgeorge/resticui/internal/orchestrator"
 	static "github.com/garethgeorge/resticui/webui"
+	"github.com/mattn/go-colorable"
 	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
 
 	_ "embed"
 )
@@ -31,7 +35,7 @@ func main() {
 
 	// Configure the HTTP mux
 	mux := http.NewServeMux()
-	mux.Handle("/", http.FileServer(http.FS(static.FS)))
+	mux.Handle("/", http.FileServer(http.FS(&SubdirFilesystem{FS: static.FS, subdir: "dist"})))
 
 	server := &http.Server{
 		Addr:    ":9090",
@@ -73,7 +77,14 @@ func main() {
 func init() {
 	zap.ReplaceGlobals(zap.Must(zap.NewProduction()))
 	if os.Getenv("DEBUG") != "" {
-		zap.ReplaceGlobals(zap.Must(zap.NewDevelopmentConfig().Build()))
+		c := zap.NewDevelopmentEncoderConfig()
+		c.EncodeLevel = zapcore.CapitalColorLevelEncoder
+		l := zap.New(zapcore.NewCore(
+				zapcore.NewConsoleEncoder(c),
+				zapcore.AddSync(colorable.NewColorableStdout()),
+				zapcore.DebugLevel,
+		))
+		zap.ReplaceGlobals(l)
 	}
 }
 
@@ -82,4 +93,24 @@ func onterm(callback func()) {
 	signal.Notify(sigchan, os.Interrupt, syscall.SIGTERM)
 	<-sigchan
 	callback()
+}
+
+type SubdirFilesystem struct {
+	fs.FS
+	subdir string
+}
+
+var _ fs.FS = &SubdirFilesystem{}
+var _ fs.ReadDirFS = &SubdirFilesystem{}
+
+func (s *SubdirFilesystem) Open(name string) (fs.File, error) {
+	return s.FS.Open(path.Join(s.subdir, name))
+}
+
+func (s *SubdirFilesystem) 	ReadDir(name string) ([]fs.DirEntry, error) {
+	readDirFS := s.FS.(fs.ReadDirFS)
+	if readDirFS == nil {
+		return nil, &fs.PathError{Op: "readdir", Path: name, Err: errors.New("not implemented")}
+	}
+	return readDirFS.ReadDir(path.Join(s.subdir, name))
 }

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.0.1
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1
 	github.com/hashicorp/go-multierror v1.1.1
+	github.com/mattn/go-colorable v0.1.13
 	go.uber.org/zap v1.26.0
 	google.golang.org/genproto/googleapis/api v0.0.0-20231106174013-bbf56f31fb17
 	google.golang.org/grpc v1.59.0
@@ -20,6 +21,7 @@ require (
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/vine-io/vine v1.6.16 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/net v0.18.0 // indirect

go.sum

@@ -44,6 +44,11 @@ github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+l
 github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/vine-io/vine v1.6.16 h1:KZ1sqxjdeCNJ+rOVKAH+hysQeXqzSJ7nrJPcMtfCKbs=
@@ -92,6 +97,8 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
 golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=