#pragma once

#include "Formula.h"

// Region widths are in tiles (REQ-GW-REGIONS).
struct WorldRegions
{
    int asteroidWidth;
    int playerBufferWidth;
    int contestZoneWidth;
    int enemyBufferWidth;
};

// Asteroid expansion (REQ-EXP-UNLOCK, REQ-EXP-COST).
struct WorldExpansion
{
    int columnsPerExpansion;
    int costBuildingBlocks;
};

// Push effects (REQ-PSH-*, REQ-WAV-BOSS-ADVANCE).
struct WorldPush
{
    int    pushExpandColumns;
    double bossAdvanceSeconds;  // boss countdown advanced by this much per push
};

// Wave scheduling (REQ-WAV-*).
struct WorldWaves
{
    Formula threatRateFormula;        // threat/s as a function of boss wave counter x
    Formula shipLevelFormula;         // enemy ship level as a function of boss wave counter x
    double gapMinSeconds;
    double gapMaxSeconds;
    double spawnDurationSeconds;
    double bossCountdownSeconds;      // duration of each boss cycle (REQ-WAV-BOSS-COUNTDOWN)
    double bossThreatDurationSeconds; // boss budget = rate * this (REQ-WAV-BOSS-TRIGGER)
    double bossQuietBeforeSeconds;    // suppress normal waves this long before boss (REQ-WAV-QUIET)
    double bossQuietAfterSeconds;     // suppress normal waves this long after boss (REQ-WAV-QUIET)
};

struct WorldConfig
{
    int heightTiles;                    // REQ-GW-HEIGHT
    int refundPercentage;               // REQ-BLD-DEMOLISH
    int startingBuildingBlocks;         // REQ-HQ-STARTING-BLOCKS
    double scrapDespawnSeconds;         // REQ-RES-SCRAP-DROP
    double tileSize_m;                  // metres per tile (REQ-GW-TILE-SIZE)
    double beltSpeed_tps;               // REQ-GW-BELT-SPEED (tiles/s, converted from m/s in config)
    int tunnelMaxDistance;              // REQ-BLD-TUNNEL-PAIR
    double departureIntervalSeconds;    // REQ-SHP-RALLY

    WorldRegions regions;
    WorldExpansion expansion;
    WorldPush push;
    WorldWaves waves;
};