111 lines
2.2 KiB
Go
111 lines
2.2 KiB
Go
package tui
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import (
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"fmt"
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"strings"
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"git.qowevisa.me/Qowevisa/gotell/errors"
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)
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func centerText(width int, text string) string {
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emptyLen := width - len(text) - 2
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leftEmptyLen := emptyLen / 2
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return fmt.Sprintf(
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"|%s%s%s|",
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strings.Repeat(" ", leftEmptyLen),
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text,
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strings.Repeat(" ", emptyLen-leftEmptyLen),
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)
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}
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func createNotification(message, title string) (notifier, error) {
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var buf string
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width, height := UI.getSizes()
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if width == 0 {
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return notifier{}, errors.WrapErr("width", errors.NOT_INIT)
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}
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if height == 0 {
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return notifier{}, errors.WrapErr("height", errors.NOT_INIT)
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}
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maxWidth := width / 3
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maxHeight := 5
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errMsgLen := len(message)
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innerPart := maxWidth - 2
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if errMsgLen <= innerPart {
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maxWidth = errMsgLen + 2
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} else {
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for {
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if errMsgLen <= innerPart {
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break
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}
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maxHeight++
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errMsgLen -= innerPart
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}
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}
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innerPart = maxWidth - 2
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col := (width - maxWidth) / 2
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row := (height - maxHeight) / 2
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startCol := col
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startRow := row
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buf += getBufForMovingCursorTo(row, col)
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buf += strings.Repeat("-", maxWidth)
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row++
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buf += getBufForMovingCursorTo(row, col)
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buf += centerText(maxWidth, title)
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row++
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buf += getBufForMovingCursorTo(row, col)
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buf += strings.Repeat("-", maxWidth)
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startI := 0
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endI := innerPart
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for i := 3; i < maxHeight-1; i++ {
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var tmp string
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if endI > len(message) {
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tmp = message[startI:]
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} else {
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tmp = message[startI:endI]
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}
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row++
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buf += getBufForMovingCursorTo(row, col)
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var spaces string
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if innerPart > len(tmp) {
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spaces = strings.Repeat(" ", innerPart-len(tmp))
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}
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buf += fmt.Sprintf("|%s%s|", tmp, spaces)
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startI += innerPart
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endI += innerPart
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}
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row++
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buf += getBufForMovingCursorTo(row, col)
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buf += strings.Repeat("-", maxWidth)
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row++
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buf += getBufForMovingCursorTo(row, col)
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buf += centerText(maxWidth, "OK")
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row++
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buf += getBufForMovingCursorTo(row, col)
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buf += strings.Repeat("-", maxWidth)
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return notifier{
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Row: startRow,
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Col: startCol,
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Width: maxWidth,
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Height: row - startRow + 1,
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Buf: buf,
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}, nil
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}
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func (n *notifier) Clear() string {
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var buf string
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for i := 0; i < n.Height; i++ {
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buf += getBufForMovingCursorTo(n.Row, n.Col)
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buf += strings.Repeat(" ", n.Width)
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n.Row++
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}
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return buf
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}
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