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wtf/textfile/widget.go
2018-04-18 15:21:47 -07:00

66 lines
1.2 KiB
Go

package textfile
import (
"fmt"
"io/ioutil"
"time"
"github.com/olebedev/config"
"github.com/senorprogrammer/wtf/homedir"
"github.com/senorprogrammer/wtf/wtf"
)
// Config is a pointer to the global config object
var Config *config.Config
type Widget struct {
wtf.TextWidget
FilePath string
}
func NewWidget() *Widget {
widget := Widget{
TextWidget: wtf.NewTextWidget(" Text File ", "textfile"),
FilePath: Config.UString("wtf.mods.textfile.filepath"),
}
widget.View.SetWrap(true)
return &widget
}
/* -------------------- Exported Functions -------------------- */
func (widget *Widget) Refresh() {
if widget.Disabled() {
return
}
widget.View.SetTitle(fmt.Sprintf(" 📄 %s ", widget.FilePath))
widget.RefreshedAt = time.Now()
widget.View.Clear()
fileData, err := widget.readFile()
if err != nil {
fmt.Fprintf(widget.View, "%s", err)
} else {
fmt.Fprintf(widget.View, "%s", fileData)
}
}
/* -------------------- Uneported Functions -------------------- */
func (widget *Widget) readFile() (string, error) {
absPath, _ := homedir.Expand(widget.FilePath)
bytes, err := ioutil.ReadFile(absPath)
if err != nil {
return "", err
}
return string(bytes), nil
}