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// cli/main.go — Bubble Tea TUI starter for the scaffolded app.
//
// Build: go build -o {APP_SLUG}-cli ./cli
// Run: APP_BASE=http://localhost:3000 APP_SLUG=app ./{APP_SLUG}-cli
//
// First run prompts for an API token. Get one at {APP_BASE}/settings/tokens.
// Token stored at ~/.{APP_SLUG}rc.json with mode 0600.
//
// This is a minimum viable list view. Customize the resource type, columns,
// and key bindings for your app's domain.
package main
import (
"encoding/json"
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"time"
"github.com/charmbracelet/bubbles/list"
"github.com/charmbracelet/bubbles/textinput"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
"github.com/charmbracelet/log"
)
var (
base = envOr("APP_BASE", "http://localhost:3000")
slug = envOr("APP_SLUG", "app")
titleStyle = lipgloss.NewStyle().Bold(true).Padding(0, 1)
hintStyle = lipgloss.NewStyle().Faint(true)
)
type config struct {
Token string `json:"token"`
}
func configPath() string {
home, _ := os.UserHomeDir()
return filepath.Join(home, "."+slug+"rc.json")
}
func loadConfig() config {
b, err := os.ReadFile(configPath())
if err != nil {
return config{}
}
var c config
_ = json.Unmarshal(b, &c)
return c
}
func saveConfig(c config) error {
b, _ := json.MarshalIndent(c, "", " ")
return os.WriteFile(configPath(), b, 0o600)
}
func envOr(k, def string) string {
if v := os.Getenv(k); v != "" {
return v
}
return def
}
type item struct {
id, title string
done bool
}
func (i item) FilterValue() string { return i.title }
func (i item) Title() string {
if i.done {
return "✓ " + i.title
}
return "· " + i.title
}
func (i item) Description() string { return i.id }
type model struct {
list list.Model
input textinput.Model
mode string // "login" | "list"
err error
width int
height int
}
func initialModel() model {
cfg := loadConfig()
l := list.New(nil, list.NewDefaultDelegate(), 0, 0)
l.Title = fmt.Sprintf("%s — items", slug)
l.SetShowHelp(true)
ti := textinput.New()
ti.Placeholder = "paste token from " + base + "/settings/tokens"
ti.Focus()
ti.CharLimit = 256
m := model{list: l, input: ti}
if cfg.Token == "" {
m.mode = "login"
} else {
m.mode = "list"
}
return m
}
func (m model) Init() tea.Cmd {
if m.mode == "list" {
return fetchItems
}
return nil
}
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
switch msg := msg.(type) {
case tea.WindowSizeMsg:
m.width, m.height = msg.Width, msg.Height
m.list.SetSize(msg.Width, msg.Height-4)
case tea.KeyMsg:
switch msg.String() {
case "ctrl+c", "q":
return m, tea.Quit
case "enter":
if m.mode == "login" {
token := m.input.Value()
if err := saveConfig(config{Token: token}); err != nil {
m.err = err
return m, nil
}
m.mode = "list"
return m, fetchItems
}
}
case itemsMsg:
its := make([]list.Item, len(msg))
for i, it := range msg {
its[i] = it
}
m.list.SetItems(its)
case errMsg:
m.err = msg
}
var cmd tea.Cmd
if m.mode == "login" {
m.input, cmd = m.input.Update(msg)
} else {
m.list, cmd = m.list.Update(msg)
}
return m, cmd
}
func (m model) View() string {
if m.err != nil {
return titleStyle.Render("error") + "\n" + m.err.Error() + "\n\n" + hintStyle.Render("press q to quit")
}
if m.mode == "login" {
return titleStyle.Render("Sign in") + "\n\n" +
m.input.View() + "\n\n" +
hintStyle.Render("enter to save · q to quit")
}
return m.list.View()
}
type itemsMsg []item
type errMsg error
func fetchItems() tea.Msg {
cfg := loadConfig()
req, _ := http.NewRequest("GET", base+"/api/items", nil)
req.Header.Set("Authorization", "Bearer "+cfg.Token)
client := &http.Client{Timeout: 10 * time.Second}
res, err := client.Do(req)
if err != nil {
return errMsg(err)
}
defer res.Body.Close()
if res.StatusCode != 200 {
body, _ := io.ReadAll(res.Body)
return errMsg(fmt.Errorf("%d: %s", res.StatusCode, string(body)))
}
var data struct {
Items []item `json:"items"`
}
if err := json.NewDecoder(res.Body).Decode(&data); err != nil {
return errMsg(err)
}
return itemsMsg(data.Items)
}
func main() {
if _, err := tea.NewProgram(initialModel(), tea.WithAltScreen()).Run(); err != nil {
log.Fatal(err)
}
}
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