-- Copyright (c) 2024 - Ognjen 'xolatile' Milan Robovic
--
-- GNU General Public Licence (version 3 or later)

with core, equipment, unit, construction, chad;

package world is

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	type biome is (
		ash,                    sand,                   grass,                  rough,                  snow,                   swamp
	);

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	type landmark_index is (
		dead_tree,              mossy_rock,             palm_tree,              pine_tree,              pine_forest,            reeds,
		rock,                   snowed_pine_tree,       snowed_rock,            spiky_rock,             wooden_sign,            wooden_arrow_sign,
		rune_stone,             snowed_rune_stone,      mossy_rune_stone,       snowed_pine_forest,     hyacinths,              orchids,
		asters,                 daffodils,              royal_grave,            grave,                  humble_grave,           wooden_wide_sign
	);

	type landmark_trait is record
		name   : core.short_string;
		spawn  : biome;
		clip   : boolean;
		frames : integer;
	end record;

	type entity_trait is record
		index : natural;
		x, y  : integer;
	end record;

	type tile_array   is array (natural range <>, natural range <>) of integer;
	type clip_array   is array (natural range <>, natural range <>) of boolean;
	type view_array   is array (natural range <>, natural range <>) of boolean;
	type entity_array is array (natural range <>)                   of entity_trait;

	type information is record
		kind          :        biome;
		width         :        natural;
		height        :        natural;
		tiles         : access tile_array;
		clips         : access clip_array;
		views         : access view_array;
		landmarks     : access entity_array;
		constructions : access entity_array;
		equipments    : access entity_array;
		units         : access entity_array;
		chads         : access entity_array;
		chad_data     : access chad.data_list;
	end record;

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	biome_count : constant natural := biome'pos (biome'last) + 1;

	landmarks : array (landmark_index) of core.sprite;

	landmark_limit : constant integer := 360;
	landmark_count : constant natural := landmark_index'pos (landmark_index'last) + 1;

	trait : constant array (landmark_index) of landmark_trait := (
		dead_tree          => ("Dead Tree               ", ash,   true,  1),
		mossy_rock         => ("Mossy Rock              ", swamp, true,  1),
		palm_tree          => ("Palm Tree               ", sand,  true,  4),
		pine_tree          => ("Pine Tree               ", grass, true,  4),
		pine_forest        => ("Pine Forest             ", grass, true,  4),
		reeds              => ("Reeds                   ", swamp, false, 4),
		rock               => ("Rock                    ", sand,  true,  1),
		snowed_pine_tree   => ("Snowed Pine Tree        ", snow,  true,  4),
		snowed_rock        => ("Snowed Rock             ", snow,  true,  1),
		spiky_rock         => ("Spiky Rock              ", ash,   true,  1),
		wooden_sign        => ("Wooden Sign             ", grass, false, 1),
		wooden_arrow_sign  => ("Wooden Arrow Sign       ", grass, false, 1),
		rune_stone         => ("Rune Stone              ", grass, true,  4),
		snowed_rune_stone  => ("Snowed Rune Stone       ", snow,  true,  1),
		mossy_rune_stone   => ("Mossy Rune Stone        ", swamp, true,  4),
		snowed_pine_forest => ("Snowed Pine Forest      ", snow,  true,  4),
		hyacinths          => ("Hyacinths               ", grass, false, 1),
		orchids            => ("Orchids                 ", grass, false, 1),
		asters             => ("Asters                  ", grass, false, 1),
		daffodils          => ("Daffodils               ", grass, false, 1),
		royal_grave        => ("Royal Grave             ", ash,   true,  1),
		grave              => ("Grave                   ", ash,   true,  1),
		humble_grave       => ("Humble Grave            ", ash,   true,  1),
		wooden_wide_sign   => ("Wooden Wide Sign        ", grass, false, 1)
	);

	map : information;

                                             ------------------------------------------------------------------------------------------

	procedure configure;

	procedure make (index : in biome; width, height : in natural);

	procedure draw;

	procedure mapshot (file_path : in string);

	procedure reveal_map;

	procedure add_chad (data : in chad.data; entity : in entity_trait);

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end world;