scpt/defaults.go

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/*
Copyright (c) 2021 Arsen Musayelyan
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
*/
package scpt
import (
"errors"
"fmt"
"github.com/gen2brain/dlgs"
"os"
"os/exec"
)
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// Default function to display a dialog
func displayDialog(args map[string]interface{}) (interface{}, error) {
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// Get title
title, ok := args["title"]
if !ok {
return nil, errors.New("title not provided")
}
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// Get unnamed argument as text
text, ok := args[""]
if !ok {
return nil, errors.New("text not provided")
}
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// Display correct dialog based on given type
switch args["type"] {
case "yesno":
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// Display yes or no dialog, returning bool based on user input
return dlgs.Question(fmt.Sprint(title), fmt.Sprint(text), true)
case "info":
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// Display info dialog, returning bool based on success
return dlgs.Info(fmt.Sprint(title), fmt.Sprint(text))
case "error":
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// Display error dialog, returning bool based on success
return dlgs.Error(fmt.Sprint(title), fmt.Sprint(text))
case "entry":
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// Check if default text given
defaultText, ok := args["default"]
if !ok {
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// Set to empty if not given
defaultText = ""
}
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// Display entry dialog
input, _, err := dlgs.Entry(fmt.Sprint(title), fmt.Sprint(text), fmt.Sprint(defaultText))
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// Return user input
return input, err
default:
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// If type unknown, return error
return nil, fmt.Errorf("unknown dialog type: %v", args["type"])
}
}
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// Default function to run a shell script using `sh -c`
func doShellScript(args map[string]interface{}) (interface{}, error) {
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// Get unnamed argument and assert its type as string
script, ok := args[""].(string)
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// If assertion successful
if ok {
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// Create new exec.Cmd containing `sh -c <script>`
cmd := exec.Command("sh", "-c", script)
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// Set command I/O
cmd.Stdout = os.Stdout
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cmd.Stdin = os.Stdin
cmd.Stderr = os.Stderr
// Run command
_ = cmd.Run()
return "", nil
} else {
return nil, errors.New("script not provided")
}
}
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func toString(args map[string]interface{}) (interface{}, error) {
val, ok := args[""]
if !ok {
return nil, errors.New("no value provided")
}
return fmt.Sprint(val), nil
}