107 lines
4.4 KiB
TypeScript
107 lines
4.4 KiB
TypeScript
module TK.SpaceTac {
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/**
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* Modifiers of basic loot, to obtain different quality levels
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*/
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export class LootQualityModifiers {
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/**
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* Generic quality modifier
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*/
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static applyStandard(equipment: Equipment, quality: EquipmentQuality, random: RandomGenerator): boolean {
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// Collect available modifiers
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let modifiers: Function[] = [];
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let factor = 1;
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if (quality == EquipmentQuality.WEAK) {
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factor = 0.8;
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} else if (quality == EquipmentQuality.FINE) {
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factor = 1.1;
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} else if (quality == EquipmentQuality.PREMIUM) {
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factor = 1.3;
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} else if (quality == EquipmentQuality.LEGENDARY) {
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factor = 1.6;
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}
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if (quality == EquipmentQuality.WEAK && any(values(equipment.requirements), value => value > 0)) {
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modifiers.push(() => {
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iteritems(copy(equipment.requirements), (skill, value) => {
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equipment.requirements[skill] = Math.max(equipment.requirements[skill] + 1, Math.floor(equipment.requirements[skill] / factor));
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});
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});
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}
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function simpleFactor<T>(obj: T, attr: keyof T, inverse = false) {
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let val = <any>obj[attr];
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if (val && val != 0) {
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let nval = Math.round((inverse ? (1 / factor) : factor) * val);
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if (nval != val) {
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modifiers.push(() => (<any>obj)[attr] = nval);
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}
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}
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}
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function effectFactor(effect: BaseEffect) {
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if (effect instanceof ValueEffect || effect instanceof AttributeEffect) {
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simpleFactor(effect, 'value');
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} else if (effect instanceof AttributeLimitEffect) {
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simpleFactor(effect, 'value', true);
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} else if (effect instanceof StickyEffect) {
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simpleFactor(effect, 'duration');
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effectFactor(effect.base);
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} else if (effect instanceof DamageEffect) {
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simpleFactor(effect, 'base');
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simpleFactor(effect, 'span');
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} else if (effect instanceof RepelEffect) {
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simpleFactor(effect, 'value');
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} else if (effect instanceof DamageModifierEffect) {
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simpleFactor(effect, 'factor');
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} else if (effect instanceof ValueTransferEffect) {
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simpleFactor(effect, 'amount');
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} else if (effect instanceof CooldownEffect) {
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simpleFactor(effect, 'cooling');
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simpleFactor(effect, 'maxcount');
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}
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}
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equipment.effects.forEach(effectFactor);
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if (equipment.action instanceof FireWeaponAction) {
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simpleFactor(equipment.action, 'power', true);
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simpleFactor(equipment.action, 'blast');
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simpleFactor(equipment.action, 'range');
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equipment.action.effects.forEach(effectFactor);
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}
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if (equipment.action instanceof ToggleAction) {
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simpleFactor(equipment.action, 'power', true);
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simpleFactor(equipment.action, 'radius');
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equipment.action.effects.forEach(effectFactor);
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}
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if (equipment.action instanceof DeployDroneAction) {
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simpleFactor(equipment.action, 'deploy_distance');
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simpleFactor(equipment.action, 'effect_radius');
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equipment.action.effects.forEach(effectFactor);
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}
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if (equipment.action instanceof MoveAction) {
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simpleFactor(equipment.action, 'distance_per_power');
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simpleFactor(equipment.action, 'maneuvrability_factor', true);
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}
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if (equipment.cooldown.overheat) {
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simpleFactor(equipment.cooldown, 'overheat', true);
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simpleFactor(equipment.cooldown, 'cooling', true);
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}
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// Choose a random one
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if (modifiers.length > 0) {
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let chosen = random.choice(modifiers);
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chosen();
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equipment.price = Math.ceil(equipment.price * factor * factor);
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return true;
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} else {
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return false;
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}
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}
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}
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} |