show what's on tiles

simulator/plant.go

@@ -1,6 +1,7 @@
 package simulator
 
 import (
+	"fmt"
 	"strconv"
 )
 
@@ -40,3 +41,8 @@ func (p *Plant) Get() Produce {
 func (p *Plant) String() string {
 	return strconv.Itoa(p.kind)
 }
+
+//Describe returns a human useful string
+func (p *Plant) Describe() string {
+	return fmt.Sprintf("A %v plant with %v value", strconv.Itoa(p.kind), strconv.Itoa(p.value))
+}

simulator/player.go

@@ -1,10 +1,13 @@
 package simulator
 
-import "fmt"
+import (
+	"fmt"
+)
 
 //Player is a player controlled mob
 type Player struct {
-	Resources map[int]int
+	Resources   map[int]int
+	CurrentTile *Tile
 }
 
 //NewPlayer initializes a player
@@ -18,5 +21,9 @@ func (p *Player) String() string {
 	for i := range p.Resources {
 		res += fmt.Sprintf("%v: %v", i, p.Resources[i])
 	}
+	res += "\nLocation: \n"
+	if p.CurrentTile != nil {
+		res += p.CurrentTile.String()
+	}
 	return res
 }

simulator/pod.go

@@ -32,16 +32,16 @@ func (p *Pod) Place(item Producer, x, y int) bool {
 }
 
 //MovePlayer swaps player tiles
-func (p *Pod) MovePlayer(x, y, s, t int) bool {
+func (p *Pod) MovePlayer(x, y, s, t int) *Tile {
 	if oob(x) || oob(y) || oob(s) || oob(t) {
-		return false
+		return nil
 	}
 	if p.Tiles[x][y].User == nil || p.Tiles[s][t].User != nil {
-		return false
+		return nil
 	}
 	p.Tiles[s][t].User = p.Tiles[x][y].User
 	p.Tiles[x][y].User = nil
-	return true
+	return &p.Tiles[s][t]
 }
 
 func (p *Pod) String() string {

simulator/producer.go

@@ -5,6 +5,7 @@ type Producer interface {
 	Tick()
 	Get() Produce
 	String() string
+	Describe() string
 }
 
 //Produce is the result of a producer

simulator/simulator.go

@@ -60,23 +60,27 @@ func (s *Simulator) Input(cmd string) {
 
 	case "left":
 		res := s.Place.MovePlayer(s.Px, s.Py, s.Px, s.Py-1)
-		if res {
+		if res != nil {
 			s.Py = s.Py - 1
+			s.Player.CurrentTile = res
 		}
 	case "right":
 		res := s.Place.MovePlayer(s.Px, s.Py, s.Px, s.Py+1)
-		if res {
+		if res != nil {
 			s.Py = s.Py + 1
+			s.Player.CurrentTile = res
 		}
 	case "up":
 		res := s.Place.MovePlayer(s.Px, s.Py, s.Px-1, s.Py)
-		if res {
+		if res != nil {
 			s.Px = s.Px - 1
+			s.Player.CurrentTile = res
 		}
 	case "down":
 		res := s.Place.MovePlayer(s.Px, s.Py, s.Px+1, s.Py)
-		if res {
+		if res != nil {
 			s.Px = s.Px + 1
+			s.Player.CurrentTile = res
 		}
 	case "quit":
 		s.Stop()

simulator/tile.go

@@ -1,7 +1,21 @@
 package simulator
 
+import (
+	"fmt"
+)
+
 //Tile is a tile
 type Tile struct {
 	Maker Producer
 	User  *Player
 }
+
+func (t *Tile) String() string {
+	var res string
+	if t.Maker != nil {
+		res += fmt.Sprintf("There is a %v here\n", t.Maker.Describe())
+	} else {
+		res += "Nothing here"
+	}
+	return res
+}