smartshop impl

server/mapblockparser/mapblock.go

@@ -41,6 +41,20 @@ func getNodePos(x, y, z int) int {
 	return x + (y * 16) + (z * 256)
 }
 
+func (inv *Inventory) IsEmpty() bool {
+	if inv.Size == 0 || len(inv.Items) == 0 {
+		return true
+	}
+
+	for _, item := range inv.Items {
+		if item.Name != "" && item.Count > 0 {
+			return false
+		}
+	}
+
+	return true
+}
+
 func (mb *MapBlock) GetNodeId(x, y, z int) int {
 	pos := getNodePos(x, y, z)
 	return mb.Mapdata.ContentId[pos]

server/mapobject/setup.go

@@ -13,15 +13,24 @@ type MapObjectListener interface {
 	onMapObject(x, y, z int, block *mapblockparser.MapBlock) *mapobjectdb.MapObject
 }
 
+type MapMultiObjectListener interface {
+	onMapObject(x, y, z int, block *mapblockparser.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
@@ -37,6 +46,36 @@ func (this *Listener) OnEvent(eventtype string, o interface{}) {
 	this.ctx.WebEventbus.Emit("mapobjects-cleared", block.Pos)
 
 	for id, name := range block.BlockMapping {
+
+		for k, v := range this.multiobjectlisteners {
+			if k == name {
+				//block matches
+				mapblockparser.IterateMapblock(func(x,y,z int){
+					nodeid := block.GetNodeId(x, y, z)
+					if nodeid == id {
+						fields := logrus.Fields{
+							"mbpos":  block.Pos,
+							"x":      x,
+							"y":      y,
+							"z":      z,
+							"type":   name,
+							"nodeid": nodeid,
+						}
+						log.WithFields(fields).Debug("OnEvent()")
+
+						objs := v.onMapObject(x, y, z, block)
+
+						if len(objs) > 0 {
+							for _, obj := range objs {
+								this.ctx.Objectdb.AddMapData(obj)
+								this.ctx.WebEventbus.Emit("mapobject-created", obj)
+							}
+						}
+					}
+				})
+			} // k==name
+		} //for k,v
+
 		for k, v := range this.objectlisteners {
 			if k == name {
 				//block matches
@@ -63,6 +102,7 @@ func (this *Listener) OnEvent(eventtype string, o interface{}) {
 				})
 			} // k==name
 		} //for k,v
+
 	} //for id, name
 }
 
@@ -70,6 +110,7 @@ func Setup(ctx *app.App) {
 	l := Listener{
 		ctx:             ctx,
 		objectlisteners: make(map[string]MapObjectListener),
+		multiobjectlisteners: make(map[string]MapMultiObjectListener),
 	}
 
 	//mapserver stuff
@@ -135,7 +176,10 @@ func Setup(ctx *app.App) {
 	//jumpdrive, TODO: fleet controller
 	l.AddMapObject("jumpdrive:engine", &JumpdriveBlock{})
 
-	//TODO: atm, digiterms, signs/banners, spacecannons, shops (smart, fancy)
+	//smartshop
+	l.AddMapMultiObject("smartshop:shop", &SmartShopBlock{})
+
+	//TODO: atm, shops (smart, fancy)
 
 	ctx.BlockAccessor.Eventbus.AddListener(&l)
 }

server/mapobject/smartshop.go

@@ -3,21 +3,63 @@ package mapobject
 import (
 	"mapserver/mapblockparser"
 	"mapserver/mapobjectdb"
+	"strconv"
+	"math"
 )
 
 type SmartShopBlock struct{}
 
-func (this *SmartShopBlock) onMapObject(x, y, z int, block *mapblockparser.MapBlock) *mapobjectdb.MapObject {
+func (this *SmartShopBlock) onMapObject(x, y, z int, block *mapblockparser.MapBlock) []*mapobjectdb.MapObject {
+	list := make([]*mapobjectdb.MapObject, 4)
+
 	md := block.Metadata.GetMetadata(x, y, z)
+	invMap := block.Metadata.GetInventoryMapAtPos(x, y, z)
+	mainInv := invMap["main"]
 
-	o := mapobjectdb.NewMapObject(block.Pos, x, y, z, "shop")
-	o.Attributes["type"] = "smartshop"
-	//TODO: 4 objects per coordinate
+	if mainInv.IsEmpty() {
+		return list
+	}
 
-	//invMap := block.Metadata.GetInventoryMapAtPos(x, y, z)
+	for i := 1; i <= 4; i++ {
+		payInvName := "pay" + strconv.Itoa(i)
+		giveInvName := "give" + strconv.Itoa(i)
 
+		pay := invMap[payInvName]
+		give := invMap[giveInvName]
 
-	o.Attributes["index"] = md["index"]
+		if pay.IsEmpty() || give.IsEmpty() {
+			continue
+		}
 
-	return o
+		o := mapobjectdb.NewMapObject(block.Pos, x, y, z, "shop")
+		o.Attributes["type"] = "smartshop"
+		o.Attributes["owner"] = md["owner"]
+
+		in_item := pay.Items[0].Name
+		in_count := math.Max(1, float64(pay.Items[0].Count))
+
+		out_item := give.Items[0].Name
+		out_count := math.Max(1, float64(give.Items[0].Count))
+
+		stock := 0
+
+		for _, item := range mainInv.Items {
+				if item.Name == out_item {
+						stock += item.Count
+				}
+		}
+
+		//multiples of out_count
+		stock_factor := math.Floor( float64(stock) / float64(out_count) )
+
+		o.Attributes["in_item"] = in_item
+		o.Attributes["in_count"] = strconv.Itoa(int(in_count))
+		o.Attributes["out_item"] = out_item
+		o.Attributes["out_count"] = strconv.Itoa(int(out_count))
+		o.Attributes["stock"] = strconv.Itoa(int(stock_factor))
+
+		list = append(list, o)
+	}
+
+	return list
 }