kopia lustrzana https://github.com/abourget/shuttle-go
136 wiersze
3.1 KiB
Go
136 wiersze
3.1 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"regexp"
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"strings"
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)
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var loadedConfiguration = &Config{}
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var currentConfiguration *AppConfig
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type Config struct {
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Apps []*AppConfig `json:"apps"`
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}
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type AppConfig struct {
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Name string `json:"name"`
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MatchWindowTitles []string `json:"match_window_titles"`
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SlowJog *int `json:"slow_jog"` // Time in millisecond to use slow jog
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windowTitleRegexps []*regexp.Regexp
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Bindings map[string]string `json:"bindings"`
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bindings []*deviceBinding
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}
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func (ac *AppConfig) parse() error {
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if len(ac.MatchWindowTitles) == 0 {
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ac.windowTitleRegexps = []*regexp.Regexp{
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regexp.MustCompile(`.*`),
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}
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return nil
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}
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for _, window := range ac.MatchWindowTitles {
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re, err := regexp.Compile(window)
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if err != nil {
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return fmt.Errorf("Invalid regexp in window match %q: %s", window, err)
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}
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ac.windowTitleRegexps = append(ac.windowTitleRegexps, re)
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}
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return nil
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}
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type deviceBinding struct {
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// Input
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heldButtons map[int]bool
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buttonDown int
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otherKey string
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// Output
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holdButtons []string
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pressButton string
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original string
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}
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func (ac *AppConfig) parseBindings() error {
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for key, value := range ac.Bindings {
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newBinding := &deviceBinding{heldButtons: make(map[int]bool), original: value}
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// Input
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input := strings.Split(key, "+")
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for idx, part := range input {
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cleanPart := strings.TrimSpace(part)
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key := strings.ToUpper(cleanPart)
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if shuttleKeys[key] == 0 && !otherShuttleKeysUpper[key] {
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return fmt.Errorf("invalid shuttle device key map: %q doesn't exist", cleanPart)
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}
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if idx == len(input)-1 {
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if shuttleKeys[key] != 0 {
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newBinding.buttonDown = shuttleKeys[key]
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} else {
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newBinding.otherKey = key
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}
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} else {
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keyID := shuttleKeys[key]
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if keyID == 0 {
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return fmt.Errorf("binding %q, expects a button press, not a shuttle or jog movement")
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}
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newBinding.heldButtons[keyID] = true
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}
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}
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// Output
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// output := strings.Split(value, "+")
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// for idx, part := range output {
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// cleanPart := strings.TrimSpace(part)
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// buttonName := strings.ToUpper(cleanPart)
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// if keyboardKeysUpper[buttonName] == 0 {
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// return fmt.Errorf("keyboard key unknown: %q", cleanPart)
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// }
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// if idx == len(output)-1 {
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// newBinding.pressButton = buttonName
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// } else {
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// newBinding.holdButtons = append(newBinding.holdButtons, buttonName)
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// }
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// }
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ac.bindings = append(ac.bindings, newBinding)
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fmt.Printf("BINDING: %#v\n", newBinding)
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}
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return nil
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}
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func LoadConfig(filename string) error {
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cnt, err := ioutil.ReadFile(filename)
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if err != nil {
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return err
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}
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newConfig := &Config{}
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err = json.Unmarshal(cnt, &newConfig)
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if err != nil {
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return err
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}
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for _, app := range newConfig.Apps {
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if err := app.parse(); err != nil {
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return fmt.Errorf("Error parsing app %q's matchers: %s", app.Name, err)
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}
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if err := app.parseBindings(); err != nil {
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return fmt.Errorf("Error parsing app %q's bindings: %s", app.Name, err)
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}
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}
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loadedConfiguration = newConfig
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return nil
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}
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