Generate basic world & recieve data on client

server/plugin/gamemap/gamemap.go

@@ -0,0 +1,52 @@
+package gamemap
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+type WorldMap struct {
+	data  [][]int
+	max_x int
+	max_y int
+}
+
+func (m WorldMap) GetTile(x int, y int) (int, error) {
+	if x > m.max_x || y > m.max_y {
+		return -1, fmt.Errorf("Map out of bounds error: %d, %d", x, y)
+	}
+	return m.data[x][y], nil
+}
+
+func (m WorldMap) GetJsonRegion(start_x, end_x, start_y, end_y int) ([]byte, error) {
+	regionMap := make(map[int]map[int]int)
+	for x := start_x; x < end_x; x++ {
+
+		for y := start_y; y < end_y; y++ {
+			if result, err := m.GetTile(x, y); err != nil {
+				return nil, err
+			} else {
+				regionMap[x][y] = result
+			}
+		}
+	}
+
+	jsonString, err := json.Marshal(regionMap)
+	return jsonString, err
+}
+
+func IntializeMap() *WorldMap {
+	worldMap := new(WorldMap)
+	worldMap.max_x = 64
+	worldMap.max_y = 64
+	for x := 0; x < worldMap.max_x; x++ {
+		for y := 0; y < worldMap.max_y; y++ {
+			worldMap.data[x][y] = 0
+		}
+	}
+
+	// Add dot at top left for testing
+	worldMap.data[0][0] = 1
+
+	return worldMap
+}