/**
 * Current cap. Levels are derived from stored XP on load (see db/characters.ts),
 * so raising this later restores any progress banked above the cap rather than
 * losing it. Level 60 is the cap since 2026-09-22 (James; it was 40, and
 * the Frozen Depths gear is what the last twenty levels are for); reaching
 * it is deliberately a substantial commitment rather than a starter-area
 * milestone.
 */
export declare const MAX_LEVEL = 60;
/**
 * The level at which the per-level curves reach their ceiling: gear lands its
 * full printed damage (gearDamageScale) and a cast lands at its best rate
 * (fishingCatchChance). It stays at the old cap of 40 so raising MAX_LEVEL
 * did not take a quarter of every level-40 player's weapon away overnight;
 * the levels past it buy hit chance, health and the gear gated behind them.
 */
export declare const SKILL_CURVE_FULL_LEVEL = 40;
/**
 * A welcoming early curve that rises steadily into a long-term level-60 goal.
 * The first level costs 49 XP instead of 664; each following level takes a
 * little more work, without the old exponential wall.
 */
export declare const PLAYER_MAX_HIT_CAP = 20;
/**
 * Bare fists land half of the trained roll. The base roll is the same with
 * or without a weapon (a weapon only adds its printed damage on top, scaled
 * by gearDamageScale), which had a level-19 character punching for 19; a
 * weapon is now what carries the number, and fists are for getting one.
 */
export declare const UNARMED_DAMAGE_SCALE = 0.5;
export declare const XP_TABLE: readonly number[];
export declare function xpForLevel(level: number): number;
export declare function levelForXp(xp: number): number;
export type XpProgress = {
    level: number;
    intoLevel: number;
    span: number;
    totalXp: number;
};
export declare function xpProgress(xp: number): XpProgress;
export declare function maxHitForStrength(strengthLevel: number): number;
/**
 * Unboosted player health is exactly their combat level. Equipment and other
 * temporary boosts can layer on top later, while the base remains predictable.
 */
export declare function maxHealthForLevel(combatLevel: number): number;
/**
 * Fraction of an incoming hit that armour removes: `A / (A + ARMOUR_SOFTNESS)`.
 *
 * Replaces a subtractive soak (`damage - random(0..armour)`), which had a nasty
 * cliff: once armour approached the attacker's max hit, damage collapsed toward
 * zero, so two points either way swung survival from a few minutes to over half
 * an hour. Measured, not guessed - see scripts/sim-combat.ts.
 *
 * A ratio curve has none of that. It gives diminishing returns, never reaches
 * immunity, and stays predictable to tune.
 */
export declare const ARMOUR_SOFTNESS = 18;
export declare function armourReduction(armour: number): number;
/**
 * Combat is derived, not trained directly: it is the average of Weapon Mastery
 * and the better of Strength or Archery. Taking the higher primary skill means
 * switching weapons never lowers combat level.
 */
export declare function combatLevelFrom(strengthLevel: number, archeryLevel: number, precisionLevel: number): number;
/**
 * Effective attack level from a weapon's primary skill (Strength or Archery)
 * combined with Mastery. Caps at PLAYER_MAX_HIT_CAP for damage, but hit chance
 * uses the uncapped blend below MAX_LEVEL.
 */
export declare function effectiveAttackLevel(primaryLevel: number, precisionLevel: number): number;
/** Flat damage bonus from a weapon's craft precision (woodwork level when made). */
export declare function weaponPrecisionBonus(weaponPrecision: number | null | undefined): number;
/**
 * Fraction of a weapon's / ammo's flat damage the wielder actually lands.
 *
 * Gear damage used to be added raw, entirely independent of the combat skill
 * swinging it. That made skill almost irrelevant at the low end: a level-1
 * archer holding a pine bow crafted at woodwork 40 hit for 13-16, of which
 * exactly 1 came from their archery level and 8 from the *crafter's* woodwork.
 * Levelling archery from 1 to 20 barely moved the number, while a hand-me-down
 * bow moved it enormously.
 *
 * Scaling the flat bonuses by the wielder's level keeps good gear worth having
 * without letting it stand in for training: at SKILL_CURVE_FULL_LEVEL the
 * weapon performs at its full printed damage, and at level 1 it lands a
 * quarter of it. The floor is deliberately non-zero so a starter weapon still
 * beats bare fists.
 */
export declare const GEAR_DAMAGE_SCALE_MIN = 0.25;
export declare function gearDamageScale(attackLevel: number): number;
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