cmd: add completion for update --slug

CHANGELOG.md

@@ -1,3 +1,9 @@
+# For next release
+  * **Raphael Pour**
+    * cmd: add slug completion
+
+*Not released yet*
+
 # Minor Release v2.2.0 (2025-02-18)
   * **Raphael Pour**
     * metadata: render posts with date instead of full timestamp

cmd/completion.go

@@ -0,0 +1,53 @@
+package cmd
+
+import (
+	"os"
+	"strings"
+
+	"github.com/spf13/cobra"
+)
+
+var CompletionCmd = &cobra.Command{
+	Use:                   "completion [bash|zsh|fish|powershell]",
+	Short:                 "Generate completion script",
+	Long:                  "To load completions",
+	DisableFlagsInUseLine: true,
+	ValidArgs:             []string{"bash", "zsh", "fish", "powershell"},
+	Args:                  cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs),
+	Run: func(cmd *cobra.Command, args []string) {
+		switch args[0] {
+		case "bash":
+			_ = cmd.Root().GenBashCompletion(os.Stdout)
+		case "zsh":
+			_ = cmd.Root().GenZshCompletion(os.Stdout)
+		case "fish":
+			_ = cmd.Root().GenFishCompletion(os.Stdout, true)
+		case "powershell":
+			_ = cmd.Root().GenPowerShellCompletionWithDesc(os.Stdout)
+		}
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(CompletionCmd)
+}
+
+func SlugCompletion(
+	_ *cobra.Command,
+	_ []string,
+	toComplete string,
+) ([]cobra.Completion, cobra.ShellCompDirective) {
+	files, err := os.ReadDir(BlogPath)
+	if err != nil {
+		return []cobra.Completion{}, cobra.ShellCompDirectiveNoFileComp
+	}
+
+	candidates := make([]cobra.Completion, 0)
+	for _, file := range files {
+		if strings.HasPrefix(file.Name(), toComplete) {
+			candidates = append(candidates, file.Name())
+		}
+	}
+
+	return candidates, cobra.ShellCompDirectiveNoFileComp
+}

cmd/draft.go

@@ -57,4 +57,5 @@ var draftCmd = &cobra.Command{
 func init() {
 	postCmd.AddCommand(draftCmd)
 	draftCmd.Flags().StringVarP(&Slug, "slug", "s", "", "Slug of the post (required)")
+	_ = draftCmd.RegisterFlagCompletionFunc("slug", SlugCompletion)
 }

cmd/publish.go

@@ -57,4 +57,5 @@ var publishCmd = &cobra.Command{
 func init() {
 	postCmd.AddCommand(publishCmd)
 	publishCmd.Flags().StringVarP(&Slug, "slug", "s", "", "Slug of the post (required)")
+	_ = publishCmd.RegisterFlagCompletionFunc("slug", SlugCompletion)
 }

cmd/rewriteConfig.go

@@ -57,6 +57,7 @@ var rewriteMetadataCmd = &cobra.Command{
 func init() {
 	adminCmd.AddCommand(rewriteMetadataCmd)
 	rewriteMetadataCmd.Flags().StringVarP(&Slug, "slug", "s", "", "Slug of the post. Use all if empty.")
+	_ = rewriteMetadataCmd.RegisterFlagCompletionFunc("slug", SlugCompletion)
 }
 
 func rewriteMetadata(postPath string) error {

cmd/update.go

@@ -97,4 +97,6 @@ func init() {
 	updateCmd.Flags().StringVarP(&Slug, "slug", "s", "", "Slug of the post (required)")
 	updateCmd.Flags().BoolVarP(&AppendStdin, "append", "a", false, "Append stdin to post")
 	updateCmd.Flags().BoolVarP(&Interactive, "interactive", "i", false, "Opend default editor with existing post")
+
+	_ = updateCmd.RegisterFlagCompletionFunc("slug", SlugCompletion)
 }

go.mod

@@ -1,28 +1,61 @@
 module github.com/RaphaelPour/blogctl
 
-go 1.23.0
+go 1.24.0
 
 require (
 	github.com/alecthomas/chroma v0.10.0
-	github.com/fatih/color v1.16.0
-	github.com/gomarkdown/markdown v0.0.0-20231222211730-1d6d20845b47
-	github.com/gorilla/feeds v1.1.2
+	github.com/fatih/color v1.18.0
+	github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a
+	github.com/gorilla/feeds v1.2.0
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
 	github.com/olekukonko/tablewriter v0.0.5
-	github.com/spf13/cobra v1.8.0
+	github.com/spf13/cobra v1.10.1
 	github.com/stretchr/testify v1.8.4
 )
 
 require (
+	github.com/MarkusFreitag/changelogger v0.7.0 // indirect
+	github.com/Masterminds/semver v1.5.0 // indirect
+	github.com/blang/semver v3.5.1+incompatible // indirect
+	github.com/clipperhouse/uax29/v2 v2.2.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/dlclark/regexp2 v1.10.0 // indirect
+	github.com/dlclark/regexp2 v1.11.5 // indirect
+	github.com/fsnotify/fsnotify v1.5.1 // indirect
+	github.com/google/go-github/v30 v30.1.0 // indirect
+	github.com/google/go-querystring v1.1.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/hokaccha/go-prettyjson v0.0.0-20211117102719-0474bc63780f // indirect
+	github.com/inconshreveable/go-update v0.0.0-20160112193335-8152e7eb6ccf // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/magiconair/properties v1.8.5 // indirect
+	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
-	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/mattn/go-runewidth v0.0.19 // indirect
+	github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d // indirect
+	github.com/mitchellh/mapstructure v1.4.3 // indirect
+	github.com/pelletier/go-toml v1.9.4 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rivo/uniseg v0.4.4 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/sys v0.16.0 // indirect
+	github.com/rhysd/go-github-selfupdate v1.2.3 // indirect
+	github.com/spf13/afero v1.6.0 // indirect
+	github.com/spf13/cast v1.4.1 // indirect
+	github.com/spf13/cobra-cli v1.3.0 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.10 // indirect
+	github.com/spf13/viper v1.10.1 // indirect
+	github.com/subosito/gotenv v1.2.0 // indirect
+	github.com/tcnksm/go-gitconfig v0.1.2 // indirect
+	github.com/ulikunitz/xz v0.5.15 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
+	golang.org/x/oauth2 v0.32.0 // indirect
+	golang.org/x/sys v0.37.0 // indirect
+	golang.org/x/text v0.30.0 // indirect
+	gopkg.in/AlecAivazis/survey.v1 v1.8.8 // indirect
+	gopkg.in/ini.v1 v1.66.2 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
+
+tool (
+	github.com/MarkusFreitag/changelogger
+	github.com/spf13/cobra-cli
+)