1 files changed, 110 insertions, 0 deletions
diff --git a/src/openvic-simulation/pop/Religion.cpp b/src/openvic-simulation/pop/Religion.cpp
new file mode 100644
index 0000000..b336ae1
--- /dev/null
+++ b/src/openvic-simulation/pop/Religion.cpp
@@ -0,0 +1,110 @@
+#include "Religion.hpp"
+
+#include <cassert>
+
+using namespace OpenVic;
+using namespace OpenVic::NodeTools;
+
+ReligionGroup::ReligionGroup(const std::string_view new_identifier) : HasIdentifier { new_identifier } {}
+
+Religion::Religion(const std::string_view new_identifier, colour_t new_colour,
+	ReligionGroup const& new_group, icon_t new_icon, bool new_pagan)
+	: HasIdentifierAndColour { new_identifier, new_colour, true },
+	  group { new_group },
+	  icon { new_icon },
+	  pagan { new_pagan } {
+	assert(icon > 0);
+}
+
+ReligionGroup const& Religion::get_group() const {
+	return group;
+}
+
+Religion::icon_t Religion::get_icon() const {
+	return icon;
+}
+
+bool Religion::get_pagan() const {
+	return pagan;
+}
+
+ReligionManager::ReligionManager()
+	: religion_groups { "religion groups" },
+	  religions { "religions" } {}
+
+bool ReligionManager::add_religion_group(const std::string_view identifier) {
+	if (identifier.empty()) {
+		Logger::error("Invalid religion group identifier - empty!");
+		return false;
+	}
+	return religion_groups.add_item({ identifier });
+}
+
+bool ReligionManager::add_religion(const std::string_view identifier, colour_t colour, ReligionGroup const* group, Religion::icon_t icon, bool pagan) {
+	if (!religion_groups.is_locked()) {
+		Logger::error("Cannot register religions until religion groups are locked!");
+		return false;
+	}
+	if (identifier.empty()) {
+		Logger::error("Invalid religion identifier - empty!");
+		return false;
+	}
+	if (group == nullptr) {
+		Logger::error("Null religion group for ", identifier);
+		return false;
+	}
+	if (colour > MAX_COLOUR_RGB) {
+		Logger::error("Invalid religion colour for ", identifier, ": ", colour_to_hex_string(colour));
+		return false;
+	}
+	if (icon <= 0) {
+		Logger::error("Invalid religion icon for ", identifier, ": ", icon);
+		return false;
+	}
+	return religions.add_item({ identifier, colour, *group, icon, pagan });
+}
+
+bool ReligionManager::load_religion_file(ast::NodeCPtr root) {
+
+	size_t total_expected_religions = 0;
+	bool ret = expect_dictionary_reserve_length(
+		religion_groups,
+		[this, &total_expected_religions](std::string_view key, ast::NodeCPtr value) -> bool {
+			bool ret = expect_list_and_length(
+				[&total_expected_religions](size_t size) -> size_t {
+					total_expected_religions += size;
+					return 0;
+				},
+				success_callback
+			)(value);
+			ret &= add_religion_group(key);
+			return ret;
+		}
+	)(root);
+	lock_religion_groups();
+	religions.reserve(religions.size() + total_expected_religions);
+	ret &= expect_dictionary(
+		[this](std::string_view religion_group_key, ast::NodeCPtr religion_group_value) -> bool {
+
+			ReligionGroup const* religion_group = get_religion_group_by_identifier(religion_group_key);
+
+			return expect_dictionary(
+				[this, religion_group](std::string_view key, ast::NodeCPtr value) -> bool {
+					colour_t colour = NULL_COLOUR;
+					Religion::icon_t icon = 0;
+					bool pagan = false;
+
+					bool ret = expect_dictionary_keys(
+						"icon", ONE_EXACTLY, expect_uint(assign_variable_callback_uint("religion icon", icon)),
+						"color", ONE_EXACTLY, expect_colour(assign_variable_callback(colour)),
+						"pagan", ZERO_OR_ONE, expect_bool(assign_variable_callback(pagan))
+					)(value);
+					ret &= add_religion(key, colour, religion_group, icon, pagan);
+					return ret;
+				}
+			)(religion_group_value);
+		}
+	)(root);
+	lock_religions();
+	return ret;
+}