42 lines
864 B
Go
42 lines
864 B
Go
package component
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import (
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"github.com/sqshq/sampler/console"
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"github.com/sqshq/sampler/data"
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ui "github.com/sqshq/termui"
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"image"
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)
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type Alerter struct {
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channel <-chan data.Alert
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alert *data.Alert
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}
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func NewAlerter(channel <-chan data.Alert) *Alerter {
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alerter := Alerter{channel: channel}
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alerter.consume()
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return &alerter
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}
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func (a *Alerter) consume() {
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go func() {
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for {
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select {
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case alert := <-a.channel:
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a.alert = &alert
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}
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}
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}()
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}
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func (a *Alerter) RenderAlert(buffer *ui.Buffer, area image.Rectangle) {
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if a.alert == nil {
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return
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}
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buffer.Fill(ui.NewCell(' ', ui.NewStyle(console.ColorBlack)), area)
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buffer.SetString(a.alert.Title, ui.NewStyle(console.ColorWhite), getMiddlePoint(area, a.alert.Title, -1))
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buffer.SetString(a.alert.Text, ui.NewStyle(console.ColorWhite), getMiddlePoint(area, a.alert.Text, 0))
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}
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