Commit | Line | Data |
---|---|---|
84fa8ccb SK |
1 | -module(x_plane_data_named). |
2 | ||
3 | -export_type( | |
4 | [ t/0 | |
5 | , version/0 | |
6 | , group/0 | |
7 | ]). | |
8 | ||
9 | -export( | |
10 | [ of_raw/1 | |
11 | ]). | |
12 | ||
13 | -type version() :: | |
14 | x_plane_data_v10. | |
15 | ||
16 | -type group() :: | |
17 | {speeds , x_plane_data_group_speeds:t()} | |
18 | | {pitch_roll_heading, x_plane_data_group_pitch_roll_heading:t()} | |
19 | | {lat_lon_alt , x_plane_data_group_lat_lon_alt:t()} | |
20 | . | |
21 | ||
22 | -type t() :: | |
23 | {version(), [group()]}. | |
24 | ||
25 | -define(DATA_INDEX_V10, 64). | |
26 | ||
27 | -spec of_raw(x_plane_data_raw:t()) -> | |
28 | hope_result:t(t(), unknown_x_plane_version). | |
29 | of_raw({?DATA_INDEX_V10, GroupsRaw}) -> | |
30 | ConsKnownDropUnknown = | |
31 | fun (GroupRaw, Groups1) -> | |
32 | GroupOpt = v10_group_identify(GroupRaw), | |
33 | Groups2Opt = hope_option:map(GroupOpt, fun (G) -> [G | Groups1] end), | |
34 | hope_option:get(Groups2Opt, Groups1) | |
35 | end, | |
36 | GroupsNamed = lists:foldl(ConsKnownDropUnknown, [], GroupsRaw), | |
37 | T = {x_plane_data_v10, GroupsNamed}, | |
38 | {ok, T}; | |
39 | of_raw({_, _}) -> | |
40 | {error, unknown_x_plane_version}. | |
41 | ||
42 | -spec v10_group_identify(x_plane_data_raw:group()) -> | |
43 | hope_option:t(group()). | |
44 | v10_group_identify({Index, Values}) -> | |
45 | LabAndConsOpt = v10_index_to_label_and_constructor(Index), | |
46 | hope_option:map(LabAndConsOpt, fun ({L, C}) -> {L, C(Values)} end). | |
47 | ||
48 | v10_index_to_label_and_constructor(Index) -> | |
49 | F = of_raw_values_v10, | |
50 | case Index | |
51 | of 3 -> {some, {speeds , fun x_plane_data_group_speeds:F/1}} | |
52 | ; 17 -> {some, {pitch_roll_heading, fun x_plane_data_group_pitch_roll_heading:F/1}} | |
53 | ; 20 -> {some, {lat_lon_alt , fun x_plane_data_group_lat_lon_alt:F/1}} | |
54 | ; _ -> none | |
55 | end. |