feat: lazysecrets list colours names from the theme, with icons

cmd/lazysecrets/list.go

@@ -13,38 +13,50 @@ import (
 	"syscall"
 	"time"
 
+	"charm.land/lipgloss/v2"
+
 	"git.kebcloud.no/keb/lazysecrets/internal/cachefile"
 	"git.kebcloud.no/keb/lazysecrets/internal/listing"
 	"git.kebcloud.no/keb/lazysecrets/internal/provider"
+	"git.kebcloud.no/keb/lazysecrets/internal/ui/icons"
+	"git.kebcloud.no/keb/lazysecrets/internal/ui/styles"
 )
 
 // listCmd prints every source, vault and secret lazysecrets can find, one
 // per line, for fzf, editor pickers and scripts:
 //
-//	lazysecrets list | fzf --delimiter='\t' --with-nth=3 | cut -f1
+//	lazysecrets list | fzf --ansi --delimiter='\t' --with-nth=3 | cut -f1
+//
+// The name is coloured from the theme, with the provider's icon (as in
+// the TUI: --icons, LAZYSECRETS_ICONS, ui.icons); the link never is.
 //
 // What's cached prints at once; what's missing or older than --max-age
 // follows as it loads. Lists that can't be read are reported on stderr.
-func listCmd(providers []provider.Provider, cachePath string, timeout func(provider.Kind) time.Duration, args []string, out, errOut io.Writer) error {
+func listCmd(providers []provider.Provider, cachePath string, timeout func(provider.Kind) time.Duration, theme styles.Styles, withIcons bool, args []string, out, errOut io.Writer) error {
 	fs := flag.NewFlagSet("list", flag.ContinueOnError)
 	cached := fs.Bool("cached", false, "only what's cached, and repos: load nothing from Azure or Databricks")
 	maxAge := fs.Duration("max-age", 2*time.Minute, "load cached lists older than this again")
 	format := fs.String("format", "text", "text: link, kind and name, tab-separated; json: an object per line")
+	color := fs.String("color", "always", "colour the names (text): always or never; fzf needs --ansi")
+	iconsOn := fs.Bool("icons", withIcons, "put the provider's Nerd Font icon before names (text)")
 	if err := fs.Parse(args); err != nil {
 		return err
 	}
 	if fs.NArg() > 0 {
 		return fmt.Errorf("usage: lazysecrets list [--cached] [--max-age 2m] [--format text|json]")
 	}
+	if *color != "always" && *color != "never" {
+		return fmt.Errorf("--color: %q is not always or never", *color)
+	}
+	iconSet := icons.None
+	if *iconsOn {
+		iconSet = icons.NerdFont
+	}
 	var write func(listing.Entry) error
 	switch *format {
 	case "text":
 		write = func(e listing.Entry) error {
-			name := strings.Join(e.Path, " / ")
-			if e.Account != "" {
-				name += " · " + e.Account
-			}
-			_, err := fmt.Fprintf(out, "%s\t%s\t%s\n", e.Link, e.Kind, name)
+			_, err := fmt.Fprintf(out, "%s\t%s\t%s\n", e.Link, e.Kind, nameOf(e, theme, iconSet, *color == "always"))
 			return err
 		}
 	case "json":
@@ -95,3 +107,32 @@ func listCmd(providers []provider.Provider, cachePath string, timeout func(provi
 	}
 	return nil
 }
+
+// nameOf is an entry's name for the text format: the provider's icon,
+// the path with the item's own name standing out, and the account.
+func nameOf(e listing.Entry, theme styles.Styles, iconSet icons.Set, color bool) string {
+	render := func(st lipgloss.Style, s string) string {
+		if !color || s == "" {
+			return s
+		}
+		return st.Render(s)
+	}
+	kind := provider.Kind("")
+	for _, k := range []provider.Kind{provider.KindAzure, provider.KindDatabricks, provider.KindRepo} {
+		if strings.EqualFold(string(k), e.Provider) {
+			kind = k
+		}
+	}
+	icon := iconSet.Prefix(kind)
+	var name string
+	if n := len(e.Path); n > 0 {
+		if n > 1 {
+			name = render(theme.Muted, strings.Join(e.Path[:n-1], " / ")+" / ")
+		}
+		name += e.Path[n-1]
+	}
+	if e.Account != "" {
+		name += render(theme.Muted, " · "+e.Account)
+	}
+	return render(theme.Kind(kind), strings.TrimSuffix(icon, " ")) + strings.Repeat(" ", min(len(icon), 1)) + name
+}