tower_defense/shop.lua at master · CBugDCoder/tower_defense · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
function tower_defense.update_inventory(name)
	minetest.after(0, function()
		local player = minetest.get_player_by_name(name)
		if player then
			if sfinv.get_page(player) == "tower_defense:shop" then
				sfinv.set_page(player, sfinv.get_homepage_name(player))
			else
				sfinv.set_page(player, "tower_defense:shop")
			end
		end
	end)
end

local item_prices = {
	wood_barricade = 100,
	stone_barricade = 200,
	steel_barricade = 350,
	obsidian_barricade = 500,
	rifle_turret = 500,
	machine_gun_turret = 1500,
	cannon_turret = 4000,
	land_mine = 1000,
	lava_sword = 500,
	bazooka = 5000,
	heal_flags = 10000,
	start_wave = 100,
}

local function purchase(player, item)
	local price = item_prices[item]
	local name = player:get_player_name()
	local game_id = tower_defense.players[name].game
	local game = tower_defense.games[game_id]
	if game.cash < price then return end
	local was_purchased = false
	if item == "heal_flags" then
		for _,flag in pairs(game.flags) do
			local flag_pos = vector.add(flag,game.base_pos)
			local meta = minetest.get_meta(flag_pos)
			meta:set_string("td_health","")
		end
		was_purchased = true
	elseif item == "start_wave" then
		if game.state == "waiting_for_wave" then
			tower_defense.games[game_id].timer = 0
			was_purchased = true
		end
	else
		local inv = player:get_inventory()
		local itemstack = ItemStack("tower_defense:"..item)
		if inv:room_for_item("main",itemstack) then
			inv:add_item("main",itemstack)
			was_purchased = true
		end
	end
	if was_purchased then
		tower_defense.games[game_id].cash = game.cash-price
	end
end

sfinv.register_page("tower_defense:shop", {
		title = "TD Shop",
		is_in_nav = function(_, player, _)
			local name = player:get_player_name()
			if tower_defense.players[name] and tower_defense.players[name].in_game then
				return true
			else
				return false
			end
		end,
		get = function(_, player, context)
			return sfinv.make_formspec(player, context,
				"item_image_button[0.5,0.5;1,1;tower_defense:wood_barricade;shop_wood_barricade; ]"..
				"label[0.5,1.5;Wood\n$100]"..
				"item_image_button[2.75,0.5;1,1;tower_defense:stone_barricade;shop_stone_barricade; ]"..
				"label[2.75,1.5;Stone\n$200]"..
				"item_image_button[5,0.5;1,1;tower_defense:steel_barricade;shop_steel_barricade; ]"..
				"label[5,1.5;Steel\n$350]"..
				"item_image_button[7.25,0.5;1,1;tower_defense:obsidian_barricade;shop_obsidian_barricade; ]"..
				"label[7.25,1.5;Obsidian\n$500]"..

				"item_image_button[0.5,2.5;1,1;tower_defense:rifle_turret;shop_rifle_turret; ]"..
				"label[0.5,3.5;Rifle \n$500]"..
				"item_image_button[2.75,2.5;1,1;tower_defense:machine_gun_turret;shop_machine_gun_turret; ]"..
				"label[2.75,3.5;Machine Gun \n$1500]"..
				"item_image_button[5,2.5;1,1;tower_defense:cannon_turret;shop_cannon_turret; ]"..
				"label[5,3.5;Cannon \n$4000]"..
				"item_image_button[7.25,2.5;1,1;tower_defense:land_mine;shop_land_mine; ]"..
				"label[7.25,3.5;Land Mine \n$1000]"..

				"item_image_button[0.5,4.5;1,1;tower_defense:lava_sword;shop_lava_sword; ]"..
				"label[0.5,5.5;Lava Sword \n$500]"..
				"item_image_button[2.75,4.5;1,1;tower_defense:bazooka;shop_bazooka; ]"..
				"label[2.75,5.5;Bazooka \n$5000]"..
				"image_button[5,4.5;1,1;heart.png;shop_heal_flags; ]"..
				"tooltip[shop_heal_flags;Heal Flags]"..
				"label[5,5.5;Heal Flags \n$10000]"..
				"button[7.25,4.5;2,1;shop_start_wave;Start Wave]"..
				"label[7.25,5.5;Start Wave \n$100]"..
				"list[current_player;main;0.5,6.5;8,4;]",
				false, "size[10,10.5]")
		end,
		on_player_receive_fields = function(_, player, _, fields)
			local name = player:get_player_name()
			if tower_defense.players[name] and tower_defense.players[name].in_game then
				if fields.shop_wood_barricade then
					purchase(player,"wood_barricade")
				elseif fields.shop_stone_barricade then
					purchase(player,"stone_barricade")
				elseif fields.shop_steel_barricade then
					purchase(player,"steel_barricade")
				elseif fields.shop_obsidian_barricade then
					purchase(player,"obsidian_barricade")
				elseif fields.shop_rifle_turret then
					purchase(player,"rifle_turret")
				elseif fields.shop_machine_gun_turret then
					purchase(player,"machine_gun_turret")
				elseif fields.shop_cannon_turret then
					purchase(player,"cannon_turret")
				elseif fields.shop_land_mine then
					purchase(player,"land_mine")
				elseif fields.shop_lava_sword then
					purchase(player,"lava_sword")
				elseif fields.shop_bazooka then
					purchase(player,"bazooka")
				elseif fields.shop_heal_flags then
					purchase(player,"heal_flags")
				elseif fields.shop_start_wave then
					purchase(player,"start_wave")
				end
				return true
			else
				return
			end
		end
	})