add configurable pager

app/config.go

@@ -19,6 +19,7 @@ type Config struct {
 }
 
 var configList = []string{
+	"pager",
 	"publish to html",
 	"publish to gopher",
 	"default to nopub",
@@ -36,6 +37,10 @@ func NewConfig() *Config {
 		"↑↓/kj move  ↵ enter  q return",
 		cfg,
 		[]string{
+			`which pager do you want to use to display feels?
+
+here you can add additional pre-processing to your pager. leaving this option
+unset defaults to $PAGER, and if that isn't set, neofeels falls back to less.`,
 			`do you want to publish your feels online?
 
 if yes, your feels will be published to a directory of your choice in your
@@ -85,14 +90,16 @@ func (config *Config) Event(state *ui.State, event vaxis.Event) (processed bool)
 		case "Enter", "l", "Right", "Space":
 			switch config.list.Index() {
 			case 0:
-				config.config.Publishing = !config.config.Publishing
+				config.config.Pager = config.changePager(state)
 			case 1:
-				config.config.Gopher = !config.config.Gopher
+				config.config.Publishing = !config.config.Publishing
 			case 2:
-				config.config.Nopub = !config.config.Nopub
+				config.config.Gopher = !config.config.Gopher
 			case 3:
-				config.config.HTML = !config.config.HTML
+				config.config.Nopub = !config.config.Nopub
 			case 4:
+				config.config.HTML = !config.config.HTML
+			case 5:
 				config.config.PublishDir = config.changePublishDir(state)
 			}
 			config.config.Write()
@@ -117,18 +124,19 @@ func (config *Config) Draw(state *ui.State) {
 		Column: win.Width/2 - 21,
 		Row:    win.Height/2 - 2,
 		Width:  28,
-		Height: 5,
+		Height: 6,
 	})
-	win.New(win.Width/2-40, win.Height/2+4, 80, 10).Print(vaxis.Segment{Text: config.descriptions[config.list.Index()]})
+	win.New(win.Width/2-40, win.Height/2+5, 80, 10).Print(vaxis.Segment{Text: config.descriptions[config.list.Index()]})
-	win.New(win.Width/2-15, win.Height/2+14, 30, 1).Print(vaxis.Segment{Text: config.help})
+	win.New(win.Width/2-15, win.Height/2+15, 30, 1).Print(vaxis.Segment{Text: config.help})
 
 	// drawing the current selected options
-	win.New(win.Width/2+7, win.Height/2-2, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Publishing)})
+	win.New(win.Width/2+7, win.Height/2-2, 40, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Pager)})
-	win.New(win.Width/2+7, win.Height/2-1, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Gopher)})
+	win.New(win.Width/2+7, win.Height/2-1, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Publishing)})
-	win.New(win.Width/2+7, win.Height/2, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Nopub)})
+	win.New(win.Width/2+7, win.Height/2, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Gopher)})
-	win.New(win.Width/2+7, win.Height/2+1, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.HTML)})
+	win.New(win.Width/2+7, win.Height/2+1, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.Nopub)})
+	win.New(win.Width/2+7, win.Height/2+2, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.HTML)})
 	if config.config.Publishing {
-		win.New(win.Width/2+7, win.Height/2+2, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.PublishDir)})
+		win.New(win.Width/2+7, win.Height/2+3, 14, 1).Print(vaxis.Segment{Text: fmt.Sprintf("  %-12v", config.config.PublishDir)})
 	}
 }
 
@@ -169,3 +177,41 @@ func (config *Config) changePublishDir(state *ui.State) string {
 
 	return ""
 }
+
+func (config *Config) changePager(state *ui.State) string {
+	ti := textinput.New()
+	ti.SetContent(config.config.Pager)
+	config.Draw(state)
+	win := state.Window()
+	ti.Draw(vaxis.Window{
+		Vx:     win.Vx,
+		Parent: &win,
+		Column: win.Width/2 + 9,
+		Row:    win.Height/2 - 2,
+		Width:  40,
+		Height: 1,
+	})
+	for ev := range win.Vx.Events() {
+		switch ev := ev.(type) {
+		case vaxis.Key:
+			switch ev.String() {
+			case "Ctrl+c", "Esc", "Enter":
+				state.HideCursor()
+				return ti.String()
+			}
+		}
+		ti.Update(ev)
+		config.Draw(state)
+		ti.Draw(vaxis.Window{
+			Vx:     win.Vx,
+			Parent: nil,
+			Column: win.Width/2 + 9,
+			Row:    win.Height/2 - 2,
+			Width:  40,
+			Height: 1,
+		})
+		state.Render()
+	}
+
+	return ""
+}

app/graffiti.go

@@ -57,7 +57,7 @@ func (graffiti *Graffiti) Event(state *ui.State, event vaxis.Event) (processed b
 	}
 	win := state.Window()
 	win.New(win.Width/2-10, win.Height/2-8, 20, 5).Print(vaxis.Segment{Text: graffiti.title})
-	win.New(win.Width/2-40, win.Height/2-2, 80, 9).Print(vaxis.Segment{Text: graffiti.content})
+	win.New(win.Width/2-40, win.Height/2-2, 81, 9).Print(vaxis.Segment{Text: graffiti.content})
 	win.New(win.Width/2-9, win.Height/2+8, 18, 1).Print(vaxis.Segment{Text: graffiti.help})
 	return
 }

app/user.go

@@ -9,6 +9,7 @@ import (
 
 	"git.sr.ht/~rockorager/vaxis"
 	"git.sr.ht/~rockorager/vaxis/widgets/term"
+	"git.tilde.town/nbsp/neofeels/config"
 	"git.tilde.town/nbsp/neofeels/ttbp"
 	"git.tilde.town/nbsp/neofeels/ui"
 )
@@ -95,7 +96,15 @@ func showPost(state *ui.State, post ttbp.Post) {
 	vt.Attach(state.PostEvent())
 	vt.Focus()
 
-	pager := os.ExpandEnv(os.Getenv("PAGER"))
+	cfg, err := config.Read()
+	if err != nil {
+		panic(err)
+	}
+	pager := os.ExpandEnv(cfg.Pager)
+	if cfg.Pager == "" {
+
+		pager = os.ExpandEnv(os.Getenv("PAGER"))
+	}
 	if pager == "" {
 		pager = "less"
 	}
@@ -106,7 +115,7 @@ func showPost(state *ui.State, post ttbp.Post) {
 	}
 
 	cmd := fmt.Sprintf("%s %s | %s", prepro, path.Join("/home", post.Author, ".ttbp/entries", post.Date.Format("20060102")+".txt"), pager)
-	err := vt.Start(exec.Command("sh", "-c", cmd))
+	err = vt.Start(exec.Command("sh", "-c", cmd))
 	if err != nil {
 		panic(err)
 	}

config/config.go

@@ -14,6 +14,7 @@ type Config struct {
 	Publishing bool   `json:"publishing"`
 	Rainbows   bool   `json:"rainbows"` // we don't care about this
 	HTML       bool   `json:"html"`
+	Pager      string `json:"pager"`
 }
 
 var Default = &Config{
@@ -24,6 +25,7 @@ var Default = &Config{
 	Publishing: false,
 	Rainbows:   false,
 	HTML:       false,
+	Pager:      "less",
 }
 
 func Read() (config *Config, err error) {