Function TryBindKey

internal/action/bindings.go:275–330

TryBindKey tries to bind a key by writing to config.ConfigDir/bindings.json Returns true if the keybinding already existed or is binded successfully and a possible error

(k, v string, overwrite bool, writeToFile bool)

// TryBindKey tries to bind a key by writing to config.ConfigDir/bindings.json
// Returns true if the keybinding already existed or is binded successfully and a possible error
func TryBindKey(k, v string, overwrite bool, writeToFile bool) (bool, error) {
	var e error
	var parsed map[string]any

	filename := filepath.Join(config.ConfigDir, "bindings.json")
	createBindingsIfNotExist(filename)
	if _, e = os.Stat(filename); e == nil {
		input, err := os.ReadFile(filename)
		if err != nil {
			return false, errors.New("Error reading bindings.json file: " + err.Error())
		}

		err = json5.Unmarshal(input, &parsed)
		if err != nil {
			return false, errors.New("Error reading bindings.json: " + err.Error())
		}

		key, err := findEvent(k)
		if err != nil {
			return false, err
		}

		found := false
		var ev string
		for ev = range parsed {
			if e, err := findEvent(ev); err == nil {
				if eventsEqual(e, key) {
					found = true
					break
				}
			}
		}

		if found {
			if overwrite {
				parsed[ev] = v
			} else {
				return true, nil
			}
		} else {
			parsed[k] = v
		}

		BindKey(k, v, Binder["buffer"])

		txt, _ := json.MarshalIndent(parsed, "", "    ")
		txt = append(txt, '\n')

		if writeToFile {
			return true, writeFile(filename, txt)
		} else {
			return true, nil
		}
	}
	return false, e
}

// UnbindKey removes the binding for a key from the bindings.json file