Android build v1.1.22
This commit is contained in:
Warren H
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import { TOBI_KADACHI_BOSS_METADATA } from '../content/bosses'
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import type { Iwt2BossTickResult } from './bossAi'
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import type {
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Iwt2ArenaEvent,
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Iwt2ArenaIndicator,
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Iwt2ArenaState,
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Iwt2BossEntityState,
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Iwt2EntityId,
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Iwt2MechanicLinkState,
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Iwt2PartyEntityState,
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} from './types'
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import {
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applyPartyDamageInShape,
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createLaneIndicator,
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createLinearMovementPlan,
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indicatorPhaseFromAttack,
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} from './mechanics'
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import {
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clampVec2ToArena,
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distanceVec2,
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moveToward,
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scaleVec2,
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subtractVec2,
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withFallbackFacing,
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} from './vector'
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export function tickTobiKadachi(state: Iwt2ArenaState, dt: number): Iwt2BossTickResult {
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const events: Iwt2ArenaEvent[] = []
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let party = state.party
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let boss = {
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...state.boss,
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meleeCooldownRemaining: Math.max(0, state.boss.meleeCooldownRemaining - dt),
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chargeCooldownRemaining: Math.max(0, state.boss.chargeCooldownRemaining - dt),
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fireballCooldownRemaining: Math.max(0, state.boss.fireballCooldownRemaining - dt),
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mechanicEnergy: Math.min(
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state.boss.mechanicEnergyMax,
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state.boss.mechanicEnergy + TOBI_KADACHI_BOSS_METADATA.staticEnergyPerSecond! * dt,
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),
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phaseSecondsRemaining: Math.max(0, state.boss.phaseSecondsRemaining - dt),
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velocity: { x: 0, y: 0 },
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}
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const target = getBossTarget(party)
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if (boss.health <= 0 || !target) return withTobiIndicators({ boss, party, events })
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if (boss.attackPhase === 'staticPounceWindup') {
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boss = {
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...boss,
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facing: withFallbackFacing(subtractVec2(boss.chargeEnd, boss.position), boss.facing),
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}
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if (boss.phaseSecondsRemaining <= 0) boss = { ...boss, attackPhase: 'staticPouncing' }
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return withTobiIndicators({ boss, party, events })
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}
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if (boss.attackPhase === 'staticPouncing') {
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const nextPosition = clampVec2ToArena(
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moveToward(boss.position, boss.chargeEnd, TOBI_KADACHI_BOSS_METADATA.staticPounceSpeed! * dt),
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boss.radius,
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state.bounds,
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)
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const hitResult = applyPounceHits(party, boss, boss.position, nextPosition, state.time + dt)
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party = hitResult.party
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events.push(...hitResult.events)
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boss = {
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...boss,
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chargeHitEntityIds: hitResult.hitEntityIds,
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facing: withFallbackFacing(subtractVec2(nextPosition, boss.position), boss.facing),
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position: nextPosition,
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velocity: scaleVec2(subtractVec2(nextPosition, boss.position), dt > 0 ? 1 / dt : 0),
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}
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if (distanceVec2(nextPosition, boss.chargeEnd) <= 1) {
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boss = {
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...boss,
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attackPhase: 'staticPounceRecover',
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phaseSecondsRemaining: 0.42,
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velocity: { x: 0, y: 0 },
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}
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}
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return withTobiIndicators({ boss, party, events })
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}
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if (boss.attackPhase === 'chainShockWindup') {
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if (boss.phaseSecondsRemaining <= 0) {
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const result = applyChainShock(party, boss, state.time + dt)
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party = result.party
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events.push(...result.events)
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boss = {
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...boss,
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attackPhase: 'chainShockRecover',
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phaseSecondsRemaining: 0.42,
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}
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}
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return withTobiIndicators({ boss, party, events })
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}
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if (boss.attackPhase === 'staticPounceRecover' || boss.attackPhase === 'chainShockRecover') {
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if (boss.phaseSecondsRemaining <= 0) {
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boss = {
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...boss,
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attackPhase: 'idle',
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mechanicLinks: [],
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phaseSecondsRemaining: 0,
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}
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}
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return withTobiIndicators({ boss, party, events })
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}
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if (boss.mechanicEnergy >= boss.mechanicEnergyMax && boss.chargeCooldownRemaining <= 0) {
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const pounce = createLinearMovementPlan({
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bounds: state.bounds,
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from: boss.position,
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length: TOBI_KADACHI_BOSS_METADATA.staticPounceLength!,
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radius: boss.radius,
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target: target.position,
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})
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boss = {
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...boss,
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attackPhase: 'staticPounceWindup',
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chargeCooldownRemaining: TOBI_KADACHI_BOSS_METADATA.chargeCooldown,
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chargeEnd: pounce.end,
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chargeHitEntityIds: [],
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chargeStart: { ...boss.position },
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facing: pounce.direction,
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mechanicEnergy: 0,
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phaseSecondsRemaining: TOBI_KADACHI_BOSS_METADATA.staticPounceWindup!,
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velocity: { x: 0, y: 0 },
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}
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return withTobiIndicators({ boss, party, events })
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}
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if (boss.fireballCooldownRemaining <= 0) {
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const links = createChainLinks(party)
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boss = {
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...boss,
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attackPhase: 'chainShockWindup',
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fireballCooldownRemaining: TOBI_KADACHI_BOSS_METADATA.chainShockCooldown!,
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mechanicLinks: links,
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phaseSecondsRemaining: TOBI_KADACHI_BOSS_METADATA.chainShockWindup!,
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velocity: { x: 0, y: 0 },
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}
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return withTobiIndicators({ boss, party, events })
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}
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const meleeResult = maybeApplyMelee(party, boss, target, state.time + dt)
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party = meleeResult.party
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events.push(...meleeResult.events)
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boss = meleeResult.boss
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if (events.length > 0) return withTobiIndicators({ boss, party, events })
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const nextPosition = clampVec2ToArena(
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moveToward(boss.position, target.position, TOBI_KADACHI_BOSS_METADATA.moveSpeed * dt),
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boss.radius,
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state.bounds,
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)
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boss = {
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...boss,
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position: nextPosition,
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velocity: scaleVec2(subtractVec2(nextPosition, boss.position), dt > 0 ? 1 / dt : 0),
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facing: withFallbackFacing(subtractVec2(target.position, nextPosition), boss.facing),
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}
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return withTobiIndicators({ boss, party, events })
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}
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function applyPounceHits(
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party: Iwt2PartyEntityState[],
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boss: Iwt2BossEntityState,
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start: Iwt2BossEntityState['position'],
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end: Iwt2BossEntityState['position'],
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time: number,
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): { party: Iwt2PartyEntityState[], hitEntityIds: Iwt2EntityId[], events: Iwt2ArenaEvent[] } {
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const result = applyPartyDamageInShape(party, {
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kind: 'lane',
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start,
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end,
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width: TOBI_KADACHI_BOSS_METADATA.staticPounceWidth!,
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}, {
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damage: TOBI_KADACHI_BOSS_METADATA.staticPounceDamage!,
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excludedEntityIds: boss.chargeHitEntityIds,
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knockdownSeconds: TOBI_KADACHI_BOSS_METADATA.staticPounceStunSeconds!,
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sourceId: boss.id,
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stunSeconds: TOBI_KADACHI_BOSS_METADATA.staticPounceStunSeconds!,
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time,
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})
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return {
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...result,
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hitEntityIds: [...boss.chargeHitEntityIds, ...result.hitEntityIds],
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}
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}
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function createChainLinks(party: Iwt2PartyEntityState[]): Iwt2MechanicLinkState[] {
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const living = party.filter((member) => member.health > 0)
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const links: Iwt2MechanicLinkState[] = []
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for (let a = 0; a < living.length; a += 1) {
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for (let b = a + 1; b < living.length; b += 1) {
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if (distanceVec2(living[a].position, living[b].position) > TOBI_KADACHI_BOSS_METADATA.chainShockRadius!) continue
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links.push({
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id: `chain-${living[a].id}-${living[b].id}`,
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start: { ...living[a].position },
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end: { ...living[b].position },
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width: 5,
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})
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}
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}
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return links.slice(0, 6)
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}
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function applyChainShock(
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party: Iwt2PartyEntityState[],
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boss: Iwt2BossEntityState,
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time: number,
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): { party: Iwt2PartyEntityState[], events: Iwt2ArenaEvent[] } {
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let nextParty = party
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const events: Iwt2ArenaEvent[] = []
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const hitEntityIds: Iwt2EntityId[] = []
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for (const link of boss.mechanicLinks) {
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const result = applyPartyDamageInShape(nextParty, {
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kind: 'lane',
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start: link.start,
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end: link.end,
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width: TOBI_KADACHI_BOSS_METADATA.chainShockRadius! * 0.12,
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}, {
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damage: TOBI_KADACHI_BOSS_METADATA.chainShockDamage!,
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excludedEntityIds: hitEntityIds,
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knockdownSeconds: 0,
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sourceId: boss.id,
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stunSeconds: TOBI_KADACHI_BOSS_METADATA.chainShockStunSeconds!,
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time,
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})
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nextParty = result.party
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hitEntityIds.push(...result.hitEntityIds)
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events.push(...result.events)
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}
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return { party: nextParty, events }
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}
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function getBossTarget(party: Iwt2PartyEntityState[]): Iwt2PartyEntityState | undefined {
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const livingTank = party.find((member) => member.classId === 'paladin' && member.health > 0)
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if (livingTank) return livingTank
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return party.find((member) => member.health > 0)
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}
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function maybeApplyMelee(
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party: Iwt2PartyEntityState[],
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boss: Iwt2BossEntityState,
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target: Iwt2PartyEntityState,
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time: number,
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): { boss: Iwt2BossEntityState, party: Iwt2PartyEntityState[], events: Iwt2ArenaEvent[] } {
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if (boss.meleeCooldownRemaining > 0) return { boss, party, events: [] }
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if (distanceVec2(boss.position, target.position) > TOBI_KADACHI_BOSS_METADATA.meleeRange + target.radius) {
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return { boss, party, events: [] }
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}
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const result = applyPartyDamageInShape(party, {
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kind: 'circle',
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position: boss.position,
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radius: TOBI_KADACHI_BOSS_METADATA.meleeRange,
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}, {
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damage: TOBI_KADACHI_BOSS_METADATA.meleeDamage,
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sourceId: boss.id,
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time,
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})
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return {
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boss: {
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...boss,
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mechanicEnergy: Math.min(
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boss.mechanicEnergyMax,
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boss.mechanicEnergy + TOBI_KADACHI_BOSS_METADATA.staticEnergyPerMelee!,
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),
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meleeCooldownRemaining: TOBI_KADACHI_BOSS_METADATA.meleeCooldown,
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},
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party: result.party,
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events: result.events,
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}
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}
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function withTobiIndicators(result: Omit<Iwt2BossTickResult, 'indicators'>): Iwt2BossTickResult {
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return {
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...result,
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indicators: createTobiIndicators(result.boss),
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}
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}
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function createTobiIndicators(boss: Iwt2BossEntityState): Iwt2ArenaIndicator[] {
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const indicators: Iwt2ArenaIndicator[] = []
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if (
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boss.attackPhase === 'staticPounceWindup'
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|| boss.attackPhase === 'staticPouncing'
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|| boss.attackPhase === 'staticPounceRecover'
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) {
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indicators.push(createLaneIndicator({
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color: boss.attackPhase === 'staticPouncing' ? '#a8f3ff' : '#6bdcff',
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end: boss.chargeEnd,
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id: `${boss.id}:static-pounce`,
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mechanicId: 'tobi-static-pounce',
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phase: indicatorPhaseFromAttack(
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boss.attackPhase === 'staticPounceWindup',
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boss.attackPhase === 'staticPouncing',
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),
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sourceId: boss.id,
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start: boss.chargeStart,
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width: TOBI_KADACHI_BOSS_METADATA.staticPounceWidth!,
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}))
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}
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if (boss.attackPhase === 'chainShockWindup' || boss.attackPhase === 'chainShockRecover') {
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for (const link of boss.mechanicLinks) {
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indicators.push(createLaneIndicator({
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color: '#a8f3ff',
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end: link.end,
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id: `${boss.id}:${link.id}`,
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mechanicId: 'tobi-chain-shock',
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phase: indicatorPhaseFromAttack(
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boss.attackPhase === 'chainShockWindup',
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boss.attackPhase === 'chainShockRecover',
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),
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sourceId: boss.id,
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start: link.start,
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width: link.width,
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}))
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}
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}
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return indicators
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}
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