aboutsummaryrefslogtreecommitdiff
path: root/advtrains_luaautomation/atc_rail.lua
blob: 88203ae19c565e9830791aeebeab856010832217 (plain)
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
-- atc_rail.lua
-- registers and handles the ATC rail. Active component.
-- This is the only component that can interface with trains, so train interface goes here too.

--Using subtable
local r={}

function r.fire_event(pos, evtdata)
	
	local ph=minetest.pos_to_string(pos)
	local railtbl = atlatc.active.nodes[ph]
	
	if not railtbl then
		atwarn("LuaAutomation ATC interface rail at",ph,": Data not in memory! Please visit position and click 'Save'!")
		return
	end
	
	
	local arrowconn = railtbl.arrowconn
	if not arrowconn then
		atwarn("LuaAutomation ATC interface rail at",ph,": Incomplete Data! Please visit position and click 'Save'!")
		return
	end
	
	--prepare ingame API for ATC. Regenerate each time since pos needs to be known
	--If no train, then return false.
	local train_id=advtrains.get_train_at_pos(pos)
	local train, atc_arrow, tvel
	if train_id then train=advtrains.trains[train_id] end
	if train then 
		if not train.path then
			--we happened to get in between an invalidation step
			--delay
			atlatc.interrupt.add(0,pos,evtdata)
			return
		end
		local index = advtrains.path_lookup(train, pos)
				
		local iconnid = 1
		if index then
			iconnid = train.path_cn[index]
		else
			atwarn("ATC rail at", pos, ": Rail not on train's path! Can't determine arrow direction. Assuming +!")
		end
		atc_arrow = iconnid == 1
		
		tvel=train.velocity
	end
	local customfct={
		atc_send = function(cmd)
			if not train_id then return false end
			assertt(cmd, "string")
			advtrains.atc.train_set_command(train, cmd, atc_arrow)
			return true
		end,
		split_at_index = function(index, cmd)
			if not train_id then return false end
			assertt(cmd, "string")
			if type(index) ~= "number" then
				return false
			end
			local new_id = advtrains.split_train_at_index(train, index)
			if new_id then
				minetest.after(1,advtrains.atc.train_set_command,advtrains.trains[new_id], cmd, atc_arrow)
				return true
			end
			return false
		end,
		split_at_fc = function(cmd)
			assertt(cmd, "string")
			if not train_id then return false end
			local new_id, fc = advtrains.split_train_at_fc(train)
			if new_id then
				minetest.after(1,advtrains.atc.train_set_command,advtrains.trains[new_id], cmd, atc_arrow)
			end
			if fc == "" then
				return nil
			end
			return fc
		end,
		train_length = function ()
			if not train_id then return false end
			return #train.trainparts
		end,
		step_fc = function()
			if not train_id then return false end
			advtrains.train_step_fc(train)
		end,
		set_shunt = function()
			if not train_id then return false end
			train.autocouple = true
		end,
		unset_shunt = function()
			if not train_id then return false end
			train.autocouple = nil
		end,
		set_autocouple = function ()
			if not train_id then return false end
			train.autocouple = true			
		end,
		unset_autocouple = function ()
			if not train_id then return false end
			train.autocouple = nil
		end,
		set_line = function(line)
			if type(line)~="string" and type(line)~="number" then
				return false
			end
			train.line = line .. ""
			minetest.after(0, advtrains.invalidate_path, train_id)
			return true
		end,
		get_line = function()
			return train.line
		end,
		set_rc = function(rc)
			if type(rc)~="string"then
				return false
			end
			train.routingcode = rc
			minetest.after(0, advtrains.invalidate_path, train_id)
			return true
		end,
		get_rc = function()
			return train.routingcode
		end,
		atc_reset = function(cmd)
			if not train_id then return false end
			assertt(cmd, "string")
			advtrains.atc.train_reset_command(train)
			return true
		end,
		atc_arrow = atc_arrow,
		atc_id = train_id,
		atc_speed = tvel,
		atc_set_text_outside = function(text)
			if not train_id then return false end
			if text then assertt(text, "string") end
			advtrains.trains[train_id].text_outside=text
			return true
		end,
		atc_set_text_inside = function(text)
			if not train_id then return false end
			if text then assertt(text, "string") end
			advtrains.trains[train_id].text_inside=text
			return true
		end,
	}
	
	atlatc.active.run_in_env(pos, evtdata, customfct)
	
end

if minetest.get_modpath("advtrains_train_track") ~= nil then
	advtrains.register_tracks("default", {
		nodename_prefix="advtrains_luaautomation:dtrack",
		texture_prefix="advtrains_dtrack_atc",
		models_prefix="advtrains_dtrack",
		models_suffix=".b3d",
		shared_texture="advtrains_dtrack_shared_atc.png",
		description=atltrans("LuaAutomation ATC Rail"),
		formats={},
		get_additional_definiton = function(def, preset, suffix, rotation)
			return {
				after_place_node = atlatc.active.after_place_node,
				after_dig_node = atlatc.active.after_dig_node,
				on_receive_fields = function(pos, ...)
					atlatc.active.on_receive_fields(pos, ...)
					--set arrowconn (for ATC)
					local ph=minetest.pos_to_string(pos)
					local _, conns=advtrains.get_rail_info_at(pos, advtrains.all_tracktypes)
					atlatc.active.nodes[ph].arrowconn=conns[1].c
				end,
				advtrains = atlatc.active.trackdef_advtrains_defs,
				luaautomation = {
					fire_event=r.fire_event
				},
				digiline = {
					receptor = {},
					effector = {
						action = atlatc.active.on_digiline_receive
					},
				},
			}
		end,
	}, advtrains.trackpresets.t_30deg_straightonly)
end

atlatc.rail = r