gemlog-cli/internal/ui/app.go
2025-10-06 10:42:48 +02:00

152 lines
3.2 KiB
Go

package ui
import (
"fmt"
"io"
"log/slog"
"os"
gemlog "git.travisshears.com/travisshears/gemlog-cli/gemlog"
tea "github.com/charmbracelet/bubbletea"
)
type Page string
const (
ActionList Page = "actionList"
EntryList Page = "entryList"
Entry Page = "entry"
)
type SwitchPages struct{ Page Page }
type Notification string
type ErrorMsg struct{ err error }
type GemLogsLoaded struct{ Logs []gemlog.GemlogListEntry }
type GemLogLoaded struct{ Log gemlog.GemlogEntry }
type uiState struct {
notification string
errorTxt string
page Page
entryListPage EntryListPageModel
entryPage EntryPageModel
actionListPage ActionListPageModel
}
type context struct {
config *gemlog.Config
}
type model struct {
ui uiState
context *context
}
func initialModel(config *gemlog.Config) model {
return model{
ui: uiState{
page: ActionList,
actionListPage: initialActionListPageModel(),
entryListPage: initialEntryListPageModel(),
entryPage: initialEntryPageModel(),
},
context: &context{
config: config,
},
}
}
func (m model) Init() tea.Cmd {
cmds := make([]tea.Cmd, 0)
cmds = append(cmds, tea.SetWindowTitle("Gemlog CLI"))
// TODO: add init commands from other pages
return tea.Batch(cmds...)
}
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
cmds := make([]tea.Cmd, 3)
switch msg := msg.(type) {
case SwitchPages:
m.ui.page = msg.Page
case ErrorMsg:
m.ui.errorTxt = fmt.Sprintf("%s\n\n", fmt.Errorf("%s", msg))
case Notification:
m.ui.notification = fmt.Sprintf("%s\n\n", string(msg))
case tea.KeyMsg:
switch msg.String() {
case "ctrl+c", "q":
return m, tea.Quit
}
}
actionListM, cmd := m.ui.actionListPage.Update(msg, m.ui.page == ActionList, m.context)
m.ui.actionListPage = actionListM
cmds = append(cmds, cmd)
entryListM, cmd := m.ui.entryListPage.Update(msg, m.ui.page == EntryList, m.context)
m.ui.entryListPage = entryListM
cmds = append(cmds, cmd)
entrytM, cmd := m.ui.entryPage.Update(msg, m.ui.page == Entry, m.context)
m.ui.entryPage = entrytM
cmds = append(cmds, cmd)
return m, tea.Batch(cmds...)
}
func (m model) View() string {
if len(m.ui.errorTxt) > 0 {
return m.ui.errorTxt
}
s := ""
if m.ui.notification != "" {
s += m.ui.notification
}
switch m.ui.page {
case ActionList:
s += m.ui.actionListPage.View()
case EntryList:
s += m.ui.entryListPage.View()
case Entry:
s += m.ui.entryPage.View()
}
// s += "\nPress q to quit.\n"
return s
}
var enableLogs bool = false
func Run(config *gemlog.Config) {
if enableLogs {
f, err := tea.LogToFile("debug.log", "debug")
if err != nil {
fmt.Println("fatal:", err)
os.Exit(1)
}
defer f.Close()
} else {
logger := slog.New(slog.NewJSONHandler(io.Discard, nil))
slog.SetDefault(logger)
}
slog.Info("Starting gemlog cli")
err := gemlog.CheckDBConnection(config)
if err != nil {
fmt.Printf("Error checking db connection: %v", err)
os.Exit(1)
}
p := tea.NewProgram(
initialModel(config),
tea.WithAltScreen(), // use the full size of the terminal in its "alternate screen buffer"
tea.WithMouseCellMotion(), // turn on mouse support so we can track the mouse wheel
)
if _, err := p.Run(); err != nil {
fmt.Printf("Alas, there's been an error: %v", err)
os.Exit(1)
}
}