mfer/vendor/github.com/pterm/pterm/bulletlist_printer.go

144 lines
4.0 KiB
Go

package pterm
import (
"strings"
"github.com/pterm/pterm/internal"
)
// NewBulletListFromStrings returns a BulletListPrinter with Text using the NewTreeListItemFromString method.
func NewBulletListFromStrings(s []string, padding string) BulletListPrinter {
var lis []BulletListItem
for _, line := range s {
lis = append(lis, NewBulletListItemFromString(line, padding))
}
return *DefaultBulletList.WithItems(lis)
}
// NewBulletListItemFromString returns a BulletListItem with a Text. The padding is counted in the Text to define the Level of the ListItem.
func NewBulletListItemFromString(text string, padding string) BulletListItem {
s, l := internal.RemoveAndCountPrefix(text, padding)
return BulletListItem{
Level: l,
Text: s,
}
}
// BulletListItem is able to render a ListItem.
type BulletListItem struct {
Level int
Text string
TextStyle *Style
Bullet string
BulletStyle *Style
}
// WithLevel returns a new BulletListItem with a specific Level.
func (p BulletListItem) WithLevel(level int) *BulletListItem {
p.Level = level
return &p
}
// WithText returns a new BulletListItem with a specific Text.
func (p BulletListItem) WithText(text string) *BulletListItem {
p.Text = text
return &p
}
// WithTextStyle returns a new BulletListItem with a specific TextStyle.
func (p BulletListItem) WithTextStyle(style *Style) *BulletListItem {
p.TextStyle = style
return &p
}
// WithBullet returns a new BulletListItem with a specific Prefix.
func (p BulletListItem) WithBullet(bullet string) *BulletListItem {
p.Bullet = bullet
return &p
}
// WithBulletStyle returns a new BulletListItem with a specific BulletStyle.
func (p BulletListItem) WithBulletStyle(style *Style) *BulletListItem {
p.BulletStyle = style
return &p
}
// NewBulletListFromString returns a BulletListPrinter with Text using the NewTreeListItemFromString method, splitting after return (\n).
func NewBulletListFromString(s string, padding string) BulletListPrinter {
return NewBulletListFromStrings(strings.Split(s, "\n"), padding)
}
// DefaultBulletList contains standards, which can be used to print a BulletListPrinter.
var DefaultBulletList = BulletListPrinter{
Bullet: "•",
TextStyle: &ThemeDefault.BulletListTextStyle,
BulletStyle: &ThemeDefault.BulletListBulletStyle,
}
// BulletListPrinter is able to render a list.
type BulletListPrinter struct {
Items []BulletListItem
TextStyle *Style
Bullet string
BulletStyle *Style
}
// WithItems returns a new list with specific Items.
func (l BulletListPrinter) WithItems(items []BulletListItem) *BulletListPrinter {
l.Items = append(l.Items, items...)
return &l
}
// WithTextStyle returns a new list with a specific text style.
func (l BulletListPrinter) WithTextStyle(style *Style) *BulletListPrinter {
l.TextStyle = style
return &l
}
// WithBullet returns a new list with a specific bullet.
func (l BulletListPrinter) WithBullet(bullet string) *BulletListPrinter {
l.Bullet = bullet
return &l
}
// WithBulletStyle returns a new list with a specific bullet style.
func (l BulletListPrinter) WithBulletStyle(style *Style) *BulletListPrinter {
l.BulletStyle = style
return &l
}
// Render prints the list to the terminal.
func (l BulletListPrinter) Render() error {
s, _ := l.Srender()
Println(s)
return nil
}
// Srender renders the list as a string.
func (l BulletListPrinter) Srender() (string, error) {
var ret string
for _, item := range l.Items {
if item.TextStyle == nil {
if l.TextStyle == nil {
item.TextStyle = &ThemeDefault.BulletListTextStyle
} else {
item.TextStyle = l.TextStyle
}
}
if item.BulletStyle == nil {
if l.BulletStyle == nil {
item.BulletStyle = &ThemeDefault.BulletListBulletStyle
} else {
item.BulletStyle = l.BulletStyle
}
}
if item.Bullet == "" {
ret += strings.Repeat(" ", item.Level) + item.BulletStyle.Sprint(l.Bullet) + " " + item.TextStyle.Sprint(item.Text) + "\n"
} else {
ret += strings.Repeat(" ", item.Level) + item.BulletStyle.Sprint(item.Bullet) + " " + item.TextStyle.Sprint(item.Text) + "\n"
}
}
return ret, nil
}