local lua_versions = {
	["51"] = {
		link = "https://www.lua.org/ftp/lua-5.1.5.tar.gz",
		slib = "liblua.a",
		dlib = "lua51.dll"
	},
	["52"] = {
		link = "https://www.lua.org/ftp/lua-5.2.4.tar.gz",
		slib = "liblua.a",
		dlib = "lua52.dll"
	},
	["53"] = {
		link = "https://www.lua.org/ftp/lua-5.3.6.tar.gz",
		slib = "liblua.a",
		dlib = "lua53.dll"
	},
	["54"] = {
		link = "https://www.lua.org/ftp/lua-5.4.7.tar.gz",
		slib = "liblua.a",
		dlib = "lua54.dll"
	},
	["jit"] = {
		slib = "libluajit.a",
		dlib = "lua51.dll"
	}
}
local optimizations = {
	tiny = "-Oz",
	size = "-Os",
	debug = "-Og",
	zero = "-O0",
	one = "-O1",
	two = "-O2",
	three = "-O3",
}
local debug = {
	release = "",
	debug = "-g",
}
local compilers = {--[["mingw32",]]"mingw64"--[[,"clang32","clang64"]]}

local builds = {}
for version_k, version_v, opti_k, opti_v, debug_k, debug_v, comp_k, comp_v in cartesian(lua_versions, optimizations, debug, compilers) do
	local name = "luarocks-" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v
	builds[name] = {
		image="image-" .. comp_v,
		requires = {
			{"git", "luarocks"},
			{"cicd", "lua" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":" .. version_v.slib},
			{"cicd", "lua" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":lua.exe"},
			{"cicd", "lua" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":" .. version_v.dlib},
			{"cicd", "bzip2-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":libbz2.a"},
			{"cicd", "libressl-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":libssl.a"},
			{"cicd", "libz-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":libz.a"},
		},
		produces = {
			["luarocks.exe"] = true,
			["luarocks.exe.c"] = true,
		},
		env = {
			CFLAGS=" " .. opti_v .. " " .. debug_v,
			LUA_VER=version_k,
		}
	}
	-- Lua can't just be pulled from git, the .tar.gz releases include extra
	-- information and files not stored in git.
	-- Luajit can just be built from git though.
	if version_k ~= "jit" then
		builds[name].requires[#builds[name].requires + 1] = {"http", version_v.link}
	else
		builds[name].requires[#builds[name].requires + 1] = {"git", "luajit"}
	end
	--[[
	builds[name .. "-test"] = {
		image="image-wine",
		requires={
			{"cicd", name .. ":luarocks.exe"},
			{"cicd", "lua" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":" .. version_v.bin},
			{"cicd", "lua" .. version_k .. "-" .. opti_k .. "-" .. debug_k .. "-" .. comp_v .. ":" .. version_v.dlib},
		},
		produces = {},
		init = "test",
	}
	]]
end

return builds