Files
galaxy-game/client/background.go
T
Ilia Denisov a7793f5416 ui calculator
2026-03-30 19:38:24 +02:00

117 lines
2.5 KiB
Go

package client
import (
"fmt"
"time"
gerr "galaxy/error"
)
var (
checkConnectionInterval = 5 * time.Second
checkVersionInterval = time.Hour
statePersistInterval = time.Second
)
func (e *client) startBackground() {
if e.conn == nil || e.updater == nil {
return
}
go e.backgroundLoop()
}
func (e *client) stopBackground() {
e.backgroundOnce.Do(func() {
close(e.backgroundStop)
})
}
func (e *client) backgroundLoop() {
checkConnTimer := time.NewTimer(checkConnectionInterval)
checkVersionTimer := time.NewTimer(checkVersionInterval)
persistStateTimer := time.NewTimer(statePersistInterval)
defer func() {
checkConnTimer.Stop()
checkVersionTimer.Stop()
persistStateTimer.Stop()
}()
for {
select {
case <-e.backgroundStop:
return
case <-checkConnTimer.C:
if e.conn != nil {
e.OnConnection(e.conn.CheckConnection())
}
checkConnTimer.Reset(checkConnectionInterval)
case <-checkVersionTimer.C:
if e.updater != nil {
if err := e.updater.CheckAndPrepareLatest(); err != nil {
e.handlerError(err)
}
}
checkVersionTimer.Reset(checkVersionInterval)
case <-persistStateTimer.C:
e.ensureStatePersist()
persistStateTimer.Reset(statePersistInterval)
}
}
}
func (e *client) ensureStatePersist() {
param := e.GetParams()
needSaving := false
e.stateMu.Lock()
if e.world != nil {
if param.CameraZoom > 0 && param.CameraZoom != e.state.CameraZoom {
e.state.CameraZoom = param.CameraZoom
needSaving = true
}
if param.CameraXWorldFp != e.state.CameraXFp {
e.state.CameraXFp = param.CameraXWorldFp
needSaving = true
}
if param.CameraYWorldFp != e.state.CameraYFp {
e.state.CameraYFp = param.CameraYWorldFp
needSaving = true
}
}
if e.mapSplitter != nil && e.mapSplitter.Offset != e.state.MapSplitterOffset {
e.state.MapSplitterOffset = e.mapSplitter.Offset
needSaving = true
}
if e.accInfo.Open != e.state.AccordionInfoOpen {
e.state.AccordionInfoOpen = e.accInfo.Open
needSaving = true
}
if e.accCalc.Open != e.state.AccordionCalcOpen {
e.state.AccordionCalcOpen = e.accCalc.Open
needSaving = true
}
if needSaving {
if err := e.s.SaveState(*e.state); err != nil {
e.handlerError(err)
}
}
e.stateMu.Unlock()
}
func (e *client) handlerError(err error) {
if err == nil {
return
}
fmt.Printf("ERROR: %s\n", err)
switch {
case gerr.IsConnection(err):
e.OnConnectionError(err)
case gerr.IsStorage(err):
e.OnStorageError(err)
default:
e.OnServiceError(err)
}
}