geostat/ocdb.h

#pragma once

#include <string>
#include <nlohmann/json_fwd.hpp>

typedef struct sqlite3 sqlite3;
typedef struct sqlite3_stmt sqlite3_stmt;
class Okapi;

using json = nlohmann::json;

class OCdb {
private:
	sqlite3* db;
	sqlite3_stmt* stmt;

	bool request(std::string req);
	bool init_part(std::string json_file); // read db dump
	bool parse_item(json j);
	bool update_cache(json j);
	bool update_log(json j);
	bool read_revision();
public:
	int revision;

	OCdb(std::string db_file);
	~OCdb();

	bool init(std::string json_file); // read db dump
	bool update(Okapi& oc); // apply changelog
};