#pragma once

#include "CodegenDecl.hpp"
#include "CodegenMacros.hpp"

#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <string>
#include <vector>

// A generic "thing" (could be anything, comments, string-concated functionsm, etc.) to spit into the output file
struct CodegenOutputThing {
	std::string text;
};

class CodegenOutput {
private:
	std::vector<CodegenOutputThing> mOutThings;
	std::vector<DeclStruct> mOutStructs;
	std::vector<DeclEnum> mOutEnums;
	std::vector<DeclFunction> mOutFunctions;

public:
	std::string optionOutPrefix;
	// Whether to add prefixes mOutPrefix to all global names or not
	bool optionAutoAddPrefix : 1 = false;

public:
	void AddOutputThing(CodegenOutputThing thing) {
		mOutThings.push_back(std::move(thing));
	}

	void MergeContents(CodegenOutput other) {
		std::move(other.mOutThings.begin(), other.mOutThings.end(), std::back_inserter(this->mOutThings));
		std::move(other.mOutStructs.begin(), other.mOutStructs.end(), std::back_inserter(this->mOutStructs));
		std::move(other.mOutEnums.begin(), other.mOutEnums.end(), std::back_inserter(this->mOutEnums));
		std::move(other.mOutFunctions.begin(), other.mOutFunctions.end(), std::back_inserter(this->mOutFunctions));
	}

	void Write(FILE* file) {
		for (auto& thing : mOutThings) {
			WRITE_LIT(file, "// Output thing\n");
			fwrite(thing.text.c_str(), sizeof(char), thing.text.size(), file);
			WRITE_LIT(file, "\n");
		}

		for (auto& declStruct : mOutStructs) {
			WRITE_FMT(file, "struct %s {\n", declStruct.name.c_str());
			// TODO
			WRITE_LIT(file, "}\n");
		}

		for (auto& declEnum : mOutEnums) {
			// TODO
		}

		for (auto& declFunc : mOutFunctions) {
			// TODO
		}
	}
};