From 9ad26265d134b24208d02fa7120689e7a7185dad Mon Sep 17 00:00:00 2001
From: Robbie Antenesse <gamedev@alamantus.com>
Date: Fri, 8 Apr 2016 00:19:55 -0600
Subject: [PATCH] Setting up island economy functions.

---
 loadControls.js         | 18 ++++++++++++++
 prefabs/islandPrefab.js | 53 ++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 70 insertions(+), 1 deletion(-)

diff --git a/loadControls.js b/loadControls.js
index b8a052c..7b18fe7 100644
--- a/loadControls.js
+++ b/loadControls.js
@@ -9,6 +9,8 @@ var ct_arrow_right = OS.C.Add("Arrow Right", OS.Keycode.right);
 
 var ct_shift = OS.C.Add("Shift", OS.Keycode.shift);
 var ct_space = OS.C.Add("Confirm", OS.Keycode.space);
+var ct_z = OS.C.Add("Shift", OS.Keycode.z);
+var ct_x = OS.C.Add("Confirm", OS.Keycode.x);
 var ct_esc = OS.C.Add("Cancel", OS.Keycode.escape);
 
 function loadControls () {}
@@ -44,3 +46,19 @@ function ct_right () {
 		up : ct_wasd_right.up || ct_arrow_right.up
 	}
 }
+
+function ct_confirm () {
+	return {
+		held : ct_space.held || ct_z.held,
+		down : ct_space.down || ct_z.down,
+		up : ct_space.up || ct_z.up
+	}
+}
+
+function ct_cancel () {
+	return {
+		held : ct_shift.held || ct_x.held,
+		down : ct_shift.down || ct_x.down,
+		up : ct_shift.up || ct_x.up
+	}
+}
diff --git a/prefabs/islandPrefab.js b/prefabs/islandPrefab.js
index d336b0e..cdf8e4c 100644
--- a/prefabs/islandPrefab.js
+++ b/prefabs/islandPrefab.js
@@ -5,5 +5,56 @@ function islandPrefab() {}
 var pr_island = OS.P.Add("Island", {
 	solid: true,
 	imageSrc: "images/island.png",
-	animations: [ani_island_1]
+	animations: [ani_island_1],
+
+	mapX: 0,
+	mapY: 0,
+	mapWidth: 1,
+	mapHeight: 1,
+	mapColor: "#00AB00",
+
+	priceDifferences: [],
+	itemsSold: 		[0, 0, 0, 0,		// The more you sell, the lower the price gets
+					 0, 0, 0, 0,
+					 0, 0, 0, 0,
+					 0, 0, 0, 0],
+	itemsBought:	[0, 0, 0, 0,		// The more you buy, the higher the price gets
+					 0, 0, 0, 0,
+					 0, 0, 0, 0,
+					 0, 0, 0, 0],
 });
+
+pr_island.DoFirst = function () {
+	this.GetMapPosition();
+	this.SetUpPrices();
+}
+
+pr_island.GetMapPosition = function () {
+	this.mapX = (this.x / OS.S.pixelScale) / (OS.camera.width / OS.S.pixelScale);
+	this.mapY = (this.y / OS.S.pixelScale) / (OS.camera.height / OS.S.pixelScale);
+}
+
+pr_island.SetUpPrices = function () {
+	for (var i = 0; i < 15; i++) {
+		this.priceDifferences[i] = Math.randomRange(-100, 100);
+	}
+}
+
+pr_island.AdjustPrices = function () {
+	for (var i = 0; i < 15; i++) {
+		var saleDifference = this.itemsSold[i] - this.itemsBought[i];
+		if (saleDifference = 0) {
+			this.priceDifferences[i] += Math.round(Math.randomRange(-1, 1)) * 5;
+		} else {
+			this.priceDifferences[i] += saleDifference * 5;
+		}
+	}
+}
+
+pr_island.SellTo = function (itemIndex, amount) {
+	this.itemsBought[itemIndex] += amount;
+}
+
+pr_island.BuyFrom = function (itemIndex, amount) {
+	this.itemsSold[itemIndex] += amount;
+}