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text_editor.go
129 lines (119 loc) · 2.82 KB
/
text_editor.go
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package components
import (
"strings"
"github.com/maxence-charriere/go-app/v9/pkg/app"
)
type TextEditor struct {
app.Compo
Content string
SetContent func(string)
Format func()
Refresh func()
Save func()
Language string
VariableHeight bool
}
func (c *TextEditor) Render() app.UI {
return app.Div().
Class(func() string {
classes := "pf-c-code-editor pf-u-h-100 pf-u-display-flex pf-u-flex-direction-column"
if c.SetContent == nil {
classes += " pf-m-read-only"
}
return classes
}()).
Body(
app.Div().
Class("pf-c-code-editor__header").
Body(
app.Div().
Class("pf-c-code-editor__controls").
Body(
app.If(
c.Format != nil,
app.Button().
Class("pf-c-button pf-m-control").
Type("button").
Aria("label", "Format").
Title("Format").
OnClick(func(ctx app.Context, e app.Event) {
c.Format()
}).
Body(
app.I().
Class("fas fa-align-left").
Aria("hidden", true),
),
),
app.If(
c.Refresh != nil,
app.Button().
Class("pf-c-button pf-m-control").
Type("button").
Aria("label", "Refresh").
Title("Refresh").
OnClick(func(ctx app.Context, e app.Event) {
c.Refresh()
}).
Body(
app.I().
Class("fas fas fa-sync").
Aria("hidden", true),
),
),
app.If(
c.Save != nil,
app.Button().
Class("pf-c-button pf-m-control").
Type("button").
Aria("label", "Save").
Title("Save").
OnClick(func(ctx app.Context, e app.Event) {
c.Save()
}).
Body(
app.I().
Class("fas fas fa-save").
Aria("hidden", true),
),
),
),
app.If(
c.Language != "",
app.Div().
Class("pf-c-code-editor__tab").
Body(
app.Span().
Class("pf-c-code-editor__tab-icon").
Body(
app.I().
Class("fas fa-code").
Aria("hidden", true),
),
app.Span().
Class("pf-c-code-editor__tab-text").
Text(c.Language),
),
),
),
app.Textarea().
Class(func() string {
classes := "pf-c-code-editor__main pf-u-w-100 pf-x-u-resize-none pf-u-p-sm pf-u-p-sm pf-u-flex-fill"
if c.VariableHeight {
classes += " pf-x-m-overflow-y-hidden"
}
return classes
}()).
Rows(func() int {
if c.VariableHeight {
return strings.Count(c.Content, "\n") + 1 // Trailing newline
}
return 25
}()).
ReadOnly(c.SetContent == nil).
OnInput(func(ctx app.Context, e app.Event) {
c.SetContent(ctx.JSSrc().Get("value").String())
}).
Text(c.Content),
)
}