add 0.10.0 to CHANGELOG

inject version from tag at build time for local builds

CHANGELOG.md

@@ -5,6 +5,22 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# [0.10.0]
+
+### Added
+
+-   screenshot save command, see [ScreenshotCmd](https://github.com/onyx-and-iris/gobs-cli?tab=readme-ov-file#screenshotcmd)
+
+# [0.9.0]
+
+### Added
+
+-   --version/-v option. See [Flags](https://github.com/onyx-and-iris/gobs-cli?tab=readme-ov-file#flags)
+
+### Changed
+
+-   version command renamed to obs-version
+
 # [0.8.2]
 
 ### Added

README.md

@@ -14,10 +14,16 @@ go install github.com/onyx-and-iris/gobs-cli@latest
 
 #### Flags
 
-Pass `--host`, `--port` and `--password` as flags to the root command, for example:
+-   --host/-H: Websocket host
+-   --port/-P Websocket port
+-   --password/-p: Websocket password
+-   --timeout/-T: Websocket timeout
+-   --version/-v: Print the gobs-cli version
+
+Pass `--host`, `--port` and `--password` as flags on the root command, for example:
 
 ```console
-gobs-cli --host=localhost --port=4455 --password=<websocket password> --help
+gobs-cli --host localhost --port 4455 --password 'websocket password' --help
 ```
 
 #### Environment Variables
@@ -37,10 +43,12 @@ OBS_TIMEOUT=5
 
 ## Commands
 
-### VersionCmd
+### ObsVersionCmd
+
+-   Print OBS client and websocket version.
 
 ```console
-gobs-cli version
+gobs-cli obs-version
 ```
 
 ### SceneCmd
@@ -557,13 +565,32 @@ gobs-cli projector list-monitors
         -   defaults to current scene
 
 ```console
-gobs-cli project open
+gobs-cli projector open
 
 gobs-cli projector open --monitor-index=1 "test_scene"
 
 gobs-cli projector open --monitor-index=1 "test_group"
 ```
 
+### ScreenshotCmd
+
+-   save: Take a screenshot and save it to a file.
+    -   flags:
+
+        *optional*
+        -   --width:
+            -   defaults to 1920
+        -   --height:
+            -   defaults to 1080
+        -   --quality:
+            -   defaults to -1
+
+    -   args: <source_name> <output_path>
+
+```console
+gobs-cli screenshot save --width=2560 --height=1440 "Scene" "C:\Users\me\Videos\screenshot.png"
+```
+
 
 [userconfigdir]: https://pkg.go.dev/os#UserConfigDir
 [obs-keyids]: https://github.com/obsproject/obs-studio/blob/master/libobs/obs-hotkeys.h

Taskfile.yaml

@@ -7,6 +7,8 @@ vars:
   PROGRAM: gobs-cli
   SHELL: '{{if eq .OS "Windows_NT"}}powershell{{end}}'
   BIN_DIR: bin
+  VERSION:
+    sh: 'git describe --tags $(git rev-list --tags --max-count=1)'
 
 tasks:
   default:
@@ -35,13 +37,13 @@ tasks:
   build-windows:
     desc: Build the gobs-cli project for Windows
     cmds:
-      - GOOS=windows GOARCH=amd64 go build -o {{.BIN_DIR}}/{{.PROGRAM}}_windows_amd64.exe
+      - GOOS=windows GOARCH=amd64 go build -ldflags "-X 'main.version={{.VERSION}}'" -o {{.BIN_DIR}}/{{.PROGRAM}}_windows_amd64.exe
     internal: true
 
   build-linux:
     desc: Build the gobs-cli project for Linux
     cmds:
-      - GOOS=linux GOARCH=amd64 go build -o {{.BIN_DIR}}/{{.PROGRAM}}_linux_amd64
+      - GOOS=linux GOARCH=amd64 go build -ldflags "-X 'main.version={{.VERSION}}'" -o {{.BIN_DIR}}/{{.PROGRAM}}_linux_amd64
     internal: true
 
   test:

main.go

@@ -18,10 +18,10 @@ import (
 
 // ObsConfig holds the configuration for connecting to the OBS WebSocket server.
 type ObsConfig struct {
-	Host     string `flag:"host"     help:"Host to connect to."          default:"localhost" env:"OBS_HOST"`
+	Host     string `flag:"host"     help:"Host to connect to."          default:"localhost" env:"OBS_HOST"     short:"H"`
-	Port     int    `flag:"port"     help:"Port to connect to."          default:"4455"      env:"OBS_PORT"`
+	Port     int    `flag:"port"     help:"Port to connect to."          default:"4455"      env:"OBS_PORT"     short:"P"`
-	Password string `flag:"password" help:"Password for authentication." default:""          env:"OBS_PASSWORD"`
+	Password string `flag:"password" help:"Password for authentication." default:""          env:"OBS_PASSWORD" short:"p"`
-	Timeout  int    `flag:"timeout"  help:"Timeout in seconds."          default:"5"         env:"OBS_TIMEOUT"`
+	Timeout  int    `flag:"timeout"  help:"Timeout in seconds."          default:"5"         env:"OBS_TIMEOUT"  short:"T"`
 }
 
 // CLI is the main command line interface structure.
@@ -29,23 +29,25 @@ type ObsConfig struct {
 type CLI struct {
 	ObsConfig `embed:"" help:"OBS WebSocket configuration."`
 
-	Man mangokong.ManFlag `help:"Print man page."`
+	Man     mangokong.ManFlag `help:"Print man page."`
+	Version VersionFlag       `help:"Print gobs-cli version information and quit" name:"version" short:"v"`
 
-	Version         VersionCmd         `help:"Show version."             cmd:"" aliases:"v"`
+	ObsVersion      ObsVersionCmd      `help:"Print OBS client and websocket version." cmd:"" aliases:"v"`
-	Scene           SceneCmd           `help:"Manage scenes."            cmd:"" aliases:"sc"`
+	Scene           SceneCmd           `help:"Manage scenes."                          cmd:"" aliases:"sc"`
-	Sceneitem       SceneItemCmd       `help:"Manage scene items."       cmd:"" aliases:"si"`
+	Sceneitem       SceneItemCmd       `help:"Manage scene items."                     cmd:"" aliases:"si"`
-	Group           GroupCmd           `help:"Manage groups."            cmd:"" aliases:"g"`
+	Group           GroupCmd           `help:"Manage groups."                          cmd:"" aliases:"g"`
-	Input           InputCmd           `help:"Manage inputs."            cmd:"" aliases:"i"`
+	Input           InputCmd           `help:"Manage inputs."                          cmd:"" aliases:"i"`
-	Record          RecordCmd          `help:"Manage recording."         cmd:"" aliases:"rec"`
+	Record          RecordCmd          `help:"Manage recording."                       cmd:"" aliases:"rec"`
-	Stream          StreamCmd          `help:"Manage streaming."         cmd:"" aliases:"st"`
+	Stream          StreamCmd          `help:"Manage streaming."                       cmd:"" aliases:"st"`
-	Scenecollection SceneCollectionCmd `help:"Manage scene collections." cmd:"" aliases:"scn"`
+	Scenecollection SceneCollectionCmd `help:"Manage scene collections."               cmd:"" aliases:"scn"`
-	Profile         ProfileCmd         `help:"Manage profiles."          cmd:"" aliases:"p"`
+	Profile         ProfileCmd         `help:"Manage profiles."                        cmd:"" aliases:"p"`
-	Replaybuffer    ReplayBufferCmd    `help:"Manage replay buffer."     cmd:"" aliases:"rb"`
+	Replaybuffer    ReplayBufferCmd    `help:"Manage replay buffer."                   cmd:"" aliases:"rb"`
-	Studiomode      StudioModeCmd      `help:"Manage studio mode."       cmd:"" aliases:"sm"`
+	Studiomode      StudioModeCmd      `help:"Manage studio mode."                     cmd:"" aliases:"sm"`
-	Virtualcam      VirtualCamCmd      `help:"Manage virtual camera."    cmd:"" aliases:"vc"`
+	Virtualcam      VirtualCamCmd      `help:"Manage virtual camera."                  cmd:"" aliases:"vc"`
-	Hotkey          HotkeyCmd          `help:"Manage hotkeys."           cmd:"" aliases:"hk"`
+	Hotkey          HotkeyCmd          `help:"Manage hotkeys."                         cmd:"" aliases:"hk"`
-	Filter          FilterCmd          `help:"Manage filters."           cmd:"" aliases:"f"`
+	Filter          FilterCmd          `help:"Manage filters."                         cmd:"" aliases:"f"`
-	Projector       ProjectorCmd       `help:"Manage projectors."        cmd:"" aliases:"prj"`
+	Projector       ProjectorCmd       `help:"Manage projectors."                      cmd:"" aliases:"prj"`
+	Screenshot      ScreenshotCmd      `help:"Take screenshots."                       cmd:"" aliases:"ss"`
 }
 
 type context struct {

screenshot.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/andreykaipov/goobs/api/requests/sources"
+)
+
+// ScreenshotCmd provides commands to manage screenshots in OBS Studio.
+type ScreenshotCmd struct {
+	Save ScreenshotSaveCmd `cmd:"" help:"Take a screenshot and save it to a file." aliases:"sv"`
+}
+
+// ScreenshotSaveCmd represents the command to save a screenshot of a source in OBS.
+type ScreenshotSaveCmd struct {
+	SourceName string  `arg:"" help:"Name of the source to take a screenshot of."`
+	FilePath   string  `arg:"" help:"Path to the file where the screenshot will be saved."`
+	Width      float64 `       help:"Width of the screenshot in pixels."                   flag:"" default:"1920"`
+	Height     float64 `       help:"Height of the screenshot in pixels."                  flag:"" default:"1080"`
+	Quality    float64 `       help:"Quality of the screenshot (1-100)."                   flag:"" default:"-1"`
+}
+
+// Run executes the command to take a screenshot and save it to a file.
+func (cmd *ScreenshotSaveCmd) Run(ctx *context) error {
+	_, err := ctx.Client.Sources.SaveSourceScreenshot(
+		sources.NewSaveSourceScreenshotParams().
+			WithSourceName(cmd.SourceName).
+			WithImageFormat(trimPrefix(filepath.Ext(cmd.FilePath), ".")).
+			WithImageFilePath(cmd.FilePath).
+			WithImageWidth(cmd.Width).
+			WithImageHeight(cmd.Height).
+			WithImageCompressionQuality(cmd.Quality),
+	)
+	if err != nil {
+		return fmt.Errorf("failed to take screenshot: %w", err)
+	}
+
+	fmt.Fprintf(ctx.Out, "Screenshot saved to %s.\n", cmd.FilePath)
+	return nil
+}

util.go

@@ -20,3 +20,10 @@ func getEnabledMark(enabled bool) string {
 	}
 	return "\u274c" // red cross mark
 }
+
+func trimPrefix(s, prefix string) string {
+	if strings.HasPrefix(s, prefix) {
+		return s[len(prefix):]
+	}
+	return s
+}

version.go

@@ -2,13 +2,43 @@ package main
 
 import (
 	"fmt"
+	"runtime/debug"
+	"strings"
+
+	"github.com/alecthomas/kong"
 )
 
-// VersionCmd handles the version command.
+var version string
-type VersionCmd struct{} // size = 0x0
+
+// VersionFlag is a custom flag type for displaying version information.
+type VersionFlag string
+
+// Decode implements the kong.Flag interface for VersionFlag.
+func (v VersionFlag) Decode(_ *kong.DecodeContext) error { return nil }
+
+// IsBool implements the kong.Flag interface for VersionFlag.
+func (v VersionFlag) IsBool() bool { return true }
+
+// BeforeApply implements the kong.Flag interface for VersionFlag.
+func (v VersionFlag) BeforeApply(app *kong.Kong, _ kong.Vars) error { // nolint: unparam
+	if version == "" {
+		info, ok := debug.ReadBuildInfo()
+		if !ok {
+			return fmt.Errorf("failed to read build info")
+		}
+		version = strings.Split(info.Main.Version, "-")[0]
+	}
+
+	fmt.Printf("gobs-cli version: %s\n", version)
+	app.Exit(0) // Exit the application after printing the version
+	return nil
+}
+
+// ObsVersionCmd handles the version command.
+type ObsVersionCmd struct{} // size = 0x0
 
 // Run executes the command to get the OBS client version.
-func (cmd *VersionCmd) Run(ctx *context) error {
+func (cmd *ObsVersionCmd) Run(ctx *context) error {
 	version, err := ctx.Client.General.GetVersion()
 	if err != nil {
 		return err

version_test.go

@@ -16,7 +16,7 @@ func TestVersion(t *testing.T) {
 		Out:    &out,
 	}
 
-	cmd := &VersionCmd{}
+	cmd := &ObsVersionCmd{}
 	err := cmd.Run(context)
 	if err != nil {
 		t.Fatalf("Failed to get version: %v", err)