feat: added issue loading!

3 files changed, 80 insertions, 18 deletions

diff --git a/src/openvic-simulation/politics/Ideology.hpp b/src/openvic-simulation/politics/Ideology.hpp
index 31150af..b72c176 100644
--- a/src/openvic-simulation/politics/Ideology.hpp
+++ b/src/openvic-simulation/politics/Ideology.hpp
@@ -2,7 +2,7 @@
 
 #include "types/Date.hpp"
 #include "types/IdentifierRegistry.hpp"
-#include "openvic-simulation/dataloader/NodeTools.hpp"
+#include "dataloader/NodeTools.hpp"
 
 namespace OpenVic {
 	struct IdeologyManager;
diff --git a/src/openvic-simulation/politics/Issue.cpp b/src/openvic-simulation/politics/Issue.cpp
index da151a2..36aa55f 100644
--- a/src/openvic-simulation/politics/Issue.cpp
+++ b/src/openvic-simulation/politics/Issue.cpp
@@ -1,7 +1,7 @@
 #include "Issue.hpp"
-#include "types/IdentifierRegistry.hpp"
 
 using namespace OpenVic;
+using namespace OpenVic::NodeTools;
 
 IssueType::IssueType(const std::string_view new_identifier) : HasIdentifier { new_identifier } {}
 
@@ -68,4 +68,69 @@ bool IssueManager::add_issue(const std::string_view identifier, IssueGroup const
 	}
 
 	return issues.add_item({ identifier, *group, ordinal });
+}
+
+bool IssueManager::_load_issue_group(size_t& expected_issues, const std::string_view identifier, IssueType const* type, ast::NodeCPtr node) {
+	bool ordered = false;
+	return expect_dictionary_keys_and_length(
+		[&expected_issues](size_t size) -> size_t {
+			expected_issues += size;
+			return size;
+		}, ALLOW_OTHER_KEYS,
+		"next_step_only", ONE_EXACTLY, [&expected_issues, &ordered](ast::NodeCPtr node) -> bool {
+			expected_issues--;
+			return expect_bool(assign_variable_callback(ordered))(node);
+		}
+	)(node) && add_issue_group(identifier, type, ordered);
+}
+
+bool IssueManager::_load_issue(size_t& ordinal, const std::string_view identifier, IssueGroup const* group, ast::NodeCPtr node) {
+	//TODO: conditions to allow, policy modifiers, policy rule changes
+	return add_issue(identifier, group, ordinal);
+}
+
+bool IssueManager::load_issues_file(ast::NodeCPtr root) {
+	size_t expected_issue_groups = 0;
+	bool ret = expect_dictionary_reserve_length(issue_types, 
+		[this, &expected_issue_groups](std::string_view key, ast::NodeCPtr value) -> bool {
+			return expect_list_and_length(
+				[&expected_issue_groups](size_t size) -> size_t {
+					expected_issue_groups += size;
+					return 0;
+				}, success_callback
+			)(value) && add_issue_type(key);
+		}
+	)(root);
+	lock_issue_types();
+
+	size_t expected_issues = 0;
+	issue_groups.reserve(issue_groups.size() + expected_issue_groups);
+	ret &= expect_dictionary_reserve_length(issue_groups,
+		[this, &expected_issues](std::string_view type_key, ast::NodeCPtr type_value) -> bool {
+			IssueType const* issue_type = get_issue_type_by_identifier(type_key);
+			return expect_dictionary(
+				[this, issue_type, &expected_issues](std::string_view key, ast::NodeCPtr value) -> bool {
+					return _load_issue_group(expected_issues, key, issue_type, value);
+				}
+			)(type_value);
+		}
+	)(root);
+	lock_issue_groups();
+
+	issues.reserve(issues.size() + expected_issues);
+	ret &= expect_dictionary([this](std::string_view type_key, ast::NodeCPtr type_value) -> bool {
+		return expect_dictionary([this](std::string_view group_key, ast::NodeCPtr group_value) -> bool {
+			IssueGroup const* issue_group = get_issue_group_by_identifier(group_key);
+			size_t ordinal = 0;
+			return expect_dictionary([this, issue_group, &ordinal](std::string_view key, ast::NodeCPtr value) -> bool {
+				if (key == "next_step_only") return true;
+				bool ret = _load_issue(ordinal, key, issue_group, value);
+				ordinal++;
+				return ret;
+			})(group_value);
+		})(type_value);
+	})(root);
+	lock_issues();
+
+	return ret;
 }
\ No newline at end of file
diff --git a/src/openvic-simulation/politics/Issue.hpp b/src/openvic-simulation/politics/Issue.hpp
index 2001203..546b3ea 100644
--- a/src/openvic-simulation/politics/Issue.hpp
+++ b/src/openvic-simulation/politics/Issue.hpp
@@ -3,6 +3,7 @@
 #include <cstddef>
 #include <string_view>
 #include "types/IdentifierRegistry.hpp"
+#include "dataloader/NodeTools.hpp"
 
 namespace OpenVic {
 	struct IssueManager;
@@ -24,7 +25,7 @@ namespace OpenVic {
 
 	private:
 		IssueType const& type;
-		const bool ordered; //next_step_only, TODO default to false
+		const bool ordered;
 
 		IssueGroup(const std::string_view new_identifier, IssueType const& new_type, bool ordered);
 	
@@ -42,7 +43,7 @@ namespace OpenVic {
 		IssueGroup const& group;
 		const size_t ordinal; //assigned by the parser to allow policy sorting
 
-		//TODO - conditions to allow, policy modifiers, policy rule changes
+		//TODO: conditions to allow, policy modifiers, policy rule changes
 
 		Issue(const std::string_view new_identifier, IssueGroup const& new_group, size_t ordinal);
 
@@ -60,6 +61,9 @@ namespace OpenVic {
 		IdentifierRegistry<IssueGroup> issue_groups;
 		IdentifierRegistry<Issue> issues;
 
+		bool _load_issue_group(size_t& expected_issues, const std::string_view identifier, IssueType const* type, ast::NodeCPtr node);
+		bool _load_issue(size_t& ordinal, const std::string_view identifier, IssueGroup const* group, ast::NodeCPtr node);
+
 	public:
 		IssueManager();
 		
@@ -72,21 +76,14 @@ namespace OpenVic {
 		bool add_issue(const std::string_view identifier, IssueGroup const* group, size_t ordinal);
 		IDENTIFIER_REGISTRY_ACCESSORS(Issue, issue)
 
-		//TODO: bool load_issues_file(ast::NodeCPtr root);
+		bool load_issues_file(ast::NodeCPtr root);
 	};
 }
 
-/* Structure is as follows:
- *  issue_type { (i.e. political_issues)
- *  	issue_group{ (i.e. slavery)
- *  		issue { (i.e. yes_slavery)
- *  			...
- *  		}
- *  	}
- *  }
- * NOTE ON PARTY ISSUES
- * Worth noting that party_issues is a special type of issue, of similar structure but used in a different way.
- * Party issues can never have an "allow" condition and they are always unordered. Even if a mod decides to add
- * them, OV2's behaviour should probably be to disregard them, as they are meaningless within the context.
- * Conversely, lists of available reforms should make it a point to ignore the "party_issues" family.
+/* A NOTE ON PARTY ISSUES
+ * It's worth noting that party_issues is a special type of issue, of similar structure but used in a different
+ * way. Party issues can never have an "allow" condition and are always unordered. Even if a mod was to specify
+ * those clauses, OV2's behaviour should be to simply disregard them, as they are meaningless to the context of
+ * party issues.
+ * Conversely, every attempt to read the list of reform types should skip over "party_issues".
 */
\ No newline at end of file