62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package ui
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import (
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"fmt"
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"time"
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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)
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const maxLogLines = 1000
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// logView keeps the history of everything that was reported as a popup.
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type logView struct {
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root *tview.TextView
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app *App
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follow bool
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}
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func newLogView(app *App) *logView {
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v := &logView{app: app, follow: true}
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v.root = tview.NewTextView().SetDynamicColors(true).SetScrollable(true).SetMaxLines(maxLogLines)
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v.root.SetBorder(true).SetTitle(" Log ")
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v.root.SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
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switch ev.Key() {
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case tcell.KeyUp, tcell.KeyPgUp, tcell.KeyHome:
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v.follow = false
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case tcell.KeyEnd:
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v.follow = true
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case tcell.KeyRune:
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switch ev.Rune() {
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case 'c':
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v.root.Clear()
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return nil
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case 'k':
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v.follow = false
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case 'G':
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v.follow = true
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v.root.ScrollToEnd()
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return nil
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}
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}
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return ev
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})
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return v
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}
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// add appends an entry.
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func (v *logView) add(l level, text string) {
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color := map[level]string{levelInfo: "white", levelSuccess: "green", levelWarn: "yellow", levelError: "red"}[l]
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fmt.Fprintf(v.root, "[gray]%s[-] [%s]%-5s[-] %s\n", time.Now().Format("15:04:05"), color, l, tview.Escape(text))
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if v.follow {
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v.root.ScrollToEnd()
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}
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}
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func (v *logView) onShow() {
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if v.follow {
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v.root.ScrollToEnd()
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}
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}
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