feat: super minimal ui

2 years ago · 52f9a64912
5 changed files with 133 additions and 29 deletions
--- a/README.md
+++ b/README.md
@ -17,4 +17,4 @@ manuals and datasheets for everything in [Varia](https://varia.zone).

 ## hacking

-`go build . && ./go-sh-manymanuals`
+`go run go-sh-manymanuals.go`
--- a/BIN
+++ b/BIN
--- a/go-sh-manymanuals.go
+++ b/go-sh-manymanuals.go
@ -3,7 +3,11 @@ package main
 import (
 	"flag"
 	"fmt"
+	"io/ioutil"
+	"log"
 	"os"
+
+	tea "github.com/charmbracelet/bubbletea"
 )

 const help = `go-sh-manymanuals: ???
@ -22,6 +26,87 @@ func handleCliFlags() {
 	flag.Parse()
 }

+type model struct {
+	manuals  []string
+	cursor   int
+	selected map[int]struct{}
+}
+
+func initialModel() model {
+	manuals, err := gatherManuals()
+	if err != nil {
+		log.Fatalf("unable to read manuals: %s", err)
+		os.Exit(1)
+	}
+
+	return model{
+		manuals:  manuals,
+		selected: make(map[int]struct{}),
+	}
+}
+
+func gatherManuals() ([]string, error) {
+	fileInfos, err := ioutil.ReadDir(".")
+	if err != nil {
+		return nil, err
+	}
+
+	var filenames []string
+	for _, fileInfo := range fileInfos {
+		filenames = append(filenames, fileInfo.Name())
+	}
+
+	return filenames, nil
+}
+
+func (m model) Init() tea.Cmd {
+	return nil
+}
+
+func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case tea.KeyMsg:
+		switch msg.String() {
+		case "ctrl+c", "q":
+			return m, tea.Quit
+		case "up", "k":
+			if m.cursor > 0 {
+				m.cursor--
+			}
+		case "down", "j":
+			if m.cursor < len(m.manuals)-1 {
+				m.cursor++
+			}
+		case "enter", " ":
+			_, ok := m.selected[m.cursor]
+			if ok {
+				// doing nothing!
+			} else {
+				m.selected[m.cursor] = struct{}{}
+			}
+		}
+	}
+
+	return m, nil
+}
+
+func (m model) View() string {
+	ui := "File listing for current working directory\n\n"
+
+	for i, choice := range m.manuals {
+		cursor := " "
+		if m.cursor == i {
+			cursor = ">"
+		}
+
+		ui += fmt.Sprintf("%s %s\n", cursor, choice)
+	}
+
+	ui += "\nPress q to quit.\n"
+
+	return ui
+}
+
 func main() {
 	handleCliFlags()

@ -30,5 +115,9 @@ func main() {
 		os.Exit(0)
 	}

-	fmt.Printf("???")
+	p := tea.NewProgram(initialModel())
+	if err := p.Start(); err != nil {
+		fmt.Printf("Alas, there's been an error: %v", err)
+		os.Exit(1)
+	}
 }
--- a/go.mod
+++ b/go.mod
@ -2,15 +2,18 @@ module varia.zone/go-sh-manymanuals

 go 1.18

-require (
-	github.com/muesli/coral v1.0.0
-	github.com/muesli/mango-coral v1.0.1
-	github.com/muesli/roff v0.1.0
-)
+require github.com/charmbracelet/bubbletea v0.22.0

 require (
-	github.com/inconshreveable/mousetrap v1.0.0 // indirect
-	github.com/muesli/mango v0.1.0 // indirect
-	github.com/muesli/mango-pflag v0.1.0 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/containerd/console v1.0.3 // indirect
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/muesli/ansi v0.0.0-20211018074035-2e021307bc4b // indirect
+	github.com/muesli/cancelreader v0.2.1 // indirect
+	github.com/muesli/reflow v0.3.0 // indirect
+	github.com/muesli/termenv v0.11.1-0.20220212125758-44cd13922739 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
+	golang.org/x/sys v0.0.0-20220209214540-3681064d5158 // indirect
+	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 )
--- a/go.sum
+++ b/go.sum
@ -1,18 +1,30 @@
-github.com/cpuguy83/go-md2man/v2 v2.0.1/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
-github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
-github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
-github.com/muesli/coral v1.0.0 h1:odyqkoEg4aJAINOzvnjN4tUsdp+Zleccs7tRIAkkYzU=
-github.com/muesli/coral v1.0.0/go.mod h1:bf91M/dkp7iHQw73HOoR9PekdTJMTD6ihJgWoDitde8=
-github.com/muesli/mango v0.1.0 h1:DZQK45d2gGbql1arsYA4vfg4d7I9Hfx5rX/GCmzsAvI=
-github.com/muesli/mango v0.1.0/go.mod h1:5XFpbC8jY5UUv89YQciiXNlbi+iJgt29VDC5xbzrLL4=
-github.com/muesli/mango-coral v1.0.1 h1:W3nGbUC/q5vLscQ6GPzteHZrJI1Msjw5Hns82o0xRkI=
-github.com/muesli/mango-coral v1.0.1/go.mod h1:EPSlYH67AtcxQrxssNw6r/lMFxHTjuDoGfq9Uxxevhg=
-github.com/muesli/mango-pflag v0.1.0 h1:UADqbYgpUyRoBja3g6LUL+3LErjpsOwaC9ywvBWe7Sg=
-github.com/muesli/mango-pflag v0.1.0/go.mod h1:YEQomTxaCUp8PrbhFh10UfbhbQrM/xJ4i2PB8VTLLW0=
-github.com/muesli/roff v0.1.0 h1:YD0lalCotmYuF5HhZliKWlIx7IEhiXeSfq7hNjFqGF8=
-github.com/muesli/roff v0.1.0/go.mod h1:pjAHQM9hdUUwm/krAfrLGgJkXJ+YuhtsfZ42kieB2Ig=
-github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
-github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
-github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+github.com/charmbracelet/bubbletea v0.22.0 h1:E1BTNSE3iIrq0G0X6TjGAmrQ32cGCbFDPcIuImikrUc=
+github.com/charmbracelet/bubbletea v0.22.0/go.mod h1:aoVIwlNlr5wbCB26KhxfrqAn0bMp4YpJcoOelbxApjs=
+github.com/containerd/console v1.0.3 h1:lIr7SlA5PxZyMV30bDW0MGbiOPXwc63yRuCP0ARubLw=
+github.com/containerd/console v1.0.3/go.mod h1:7LqA/THxQ86k76b8c/EMSiaJ3h1eZkMkXar0TQ1gf3U=
+github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
+github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
+github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
+github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
+github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
+github.com/mattn/go-runewidth v0.0.13 h1:lTGmDsbAYt5DmK6OnoV7EuIF1wEIFAcxld6ypU4OSgU=
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