1
0
forked from MTSR/mapserver
mapserver/mapobject/listener.go
2023-12-29 16:00:11 +01:00

140 lines
3.2 KiB
Go

package mapobject
import (
"mapserver/app"
"mapserver/coords"
"mapserver/eventbus"
"mapserver/mapobjectdb"
"mapserver/types"
"github.com/minetest-go/mapparser"
"github.com/sirupsen/logrus"
)
type MapObjectListener interface {
onMapObject(mbpos *types.MapBlockCoords, x, y, z int, block *mapparser.MapBlock) *mapobjectdb.MapObject
}
type MapMultiObjectListener interface {
onMapObject(mbpos *types.MapBlockCoords, x, y, z int, block *mapparser.MapBlock) []*mapobjectdb.MapObject
}
type Listener struct {
ctx *app.App
objectlisteners map[string]MapObjectListener
multiobjectlisteners map[string]MapMultiObjectListener
}
func (this *Listener) AddMapObject(blockname string, ol MapObjectListener) {
this.objectlisteners[blockname] = ol
}
func (this *Listener) AddMapMultiObject(blockname string, ol MapMultiObjectListener) {
this.multiobjectlisteners[blockname] = ol
}
func (this *Listener) OnEvent(eventtype string, o interface{}) {
if eventtype != eventbus.MAPBLOCK_RENDERED {
return
}
pmb := o.(*types.ParsedMapblock)
err := this.ctx.Objectdb.RemoveMapData(pmb.Pos)
if err != nil {
panic(err)
}
this.ctx.WebEventbus.Emit("mapobjects-cleared", pmb.Pos)
//TODO: refactor into single loop
for id, name := range pmb.Mapblock.BlockMapping {
for k, v := range this.multiobjectlisteners {
if k == name {
//block matches
coords.IterateMapblock(func(x, y, z int) {
nodeid := pmb.Mapblock.GetNodeId(x, y, z)
if nodeid == id {
fields := logrus.Fields{
"mbpos": pmb.Pos,
"x": x,
"y": y,
"z": z,
"type": name,
"nodeid": nodeid,
}
log.WithFields(fields).Debug("OnEvent()")
objs := v.onMapObject(pmb.Pos, x, y, z, pmb.Mapblock)
if len(objs) > 0 {
for _, obj := range objs {
err := this.ctx.Objectdb.AddMapData(obj)
if err != nil {
fields = logrus.Fields{
"mbpos": pmb.Pos,
"x": x,
"y": y,
"z": z,
"type": name,
"obj": obj,
}
log.WithFields(fields).Error("AddMapData()")
//unrecoverable
panic(err)
}
this.ctx.WebEventbus.Emit("mapobject-created", obj)
}
}
}
})
} // k==name
} //for k,v
for k, v := range this.objectlisteners {
if k == name {
//block matches
coords.IterateMapblock(func(x, y, z int) {
nodeid := pmb.Mapblock.GetNodeId(x, y, z)
if nodeid == id {
fields := logrus.Fields{
"mbpos": pmb.Pos,
"x": x,
"y": y,
"z": z,
"type": name,
"nodeid": nodeid,
}
log.WithFields(fields).Debug("OnEvent()")
obj := v.onMapObject(pmb.Pos, x, y, z, pmb.Mapblock)
if obj != nil {
err := this.ctx.Objectdb.AddMapData(obj)
if err != nil {
fields = logrus.Fields{
"mbpos": pmb.Pos,
"x": x,
"y": y,
"z": z,
"type": name,
"obj": obj,
}
log.WithFields(fields).Error("AddMapData()")
//unrecoverable
panic(err)
}
this.ctx.WebEventbus.Emit("mapobject-created", obj)
}
}
})
} // k==name
} //for k,v
} //for id, name
}