57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
package common
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import (
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"encoding/json"
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"fmt"
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)
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// FaceCamSettings is shared by the SDK and the game heartbeat. Distance is in
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// world units; changing this setting never changes the Freecam enabled state.
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type FaceCamSettings struct {
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Mode string `json:"mode"`
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Distance float64 `json:"distance"`
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}
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func ReadFaceCamSettings() (FaceCamSettings, error) {
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settings := FaceCamSettings{Mode: "freecam", Distance: 2}
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root, err := readCurrencyWarsPersistentRoot()
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if err != nil {
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return settings, err
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}
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if raw, ok := root["camera_settings"]; ok {
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if err := json.Unmarshal(raw, &settings); err != nil {
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return settings, err
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}
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}
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return settings, settings.Validate()
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}
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func (s FaceCamSettings) Validate() error {
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if (s.Mode != "freecam" && s.Mode != "facecam") || !(s.Distance >= 0.5 && s.Distance <= 5) {
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return fmt.Errorf("invalid camera mode or distance")
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}
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return nil
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}
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func SaveFaceCamSettings(settings FaceCamSettings) error {
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if err := settings.Validate(); err != nil {
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return err
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}
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persistentWriteMu.Lock()
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defer persistentWriteMu.Unlock()
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unlock, err := lockPersistentFile()
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if err != nil {
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return err
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}
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defer unlock()
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root, err := readCurrencyWarsPersistentRoot()
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if err != nil {
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return err
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}
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root["camera_settings"], err = json.Marshal(settings)
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if err != nil {
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return err
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}
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return writeJSONAtomic("persistent", root)
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}
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