import { Misc } from "../misc.js"
import { ReglesOptionnelles } from "../settings/regles-optionnelles.js"
import { StatusEffects } from "../settings/status-effects.js"
import { ROLL_MODE_ATTAQUE, ROLL_MODE_DEFENSE } from "./roll-constants.mjs"
import { ROLLDIALOG_SECTION, RollPart } from "./roll-part.mjs"

export const PART_SIGN = "sign"

export class RollPartSign extends RollPart {

  get code() { return PART_SIGN }
  get section() { return ROLLDIALOG_SECTION.AJUSTEMENTS }

  loadRefs(rollData) {
    this.setFromState(rollData)
  }

  restore(rollData) {
    this.setCurrent(rollData, this.getSaved(rollData))
  }

  store(rollData, targetData) {
    this.setSaved(targetData, this.getCurrent(rollData))
  }

  isCombat(rollData) {
    return [ROLL_MODE_ATTAQUE, ROLL_MODE_DEFENSE].includes(rollData.mode.current) || rollData.mode.isCombat
  }

  prepareContext(rollData) {
    this.setFromState(rollData)
  }

  setFromState(rollData) {
    if (rollData.mode.retry) {
      return
    }
    const actor = rollData.active.actor;
    const isCombat = this.isCombat(rollData)
    const current = this.getCurrent(rollData)
    current.armeDisparate = isCombat && current.armeDisparate
    current.forceRequise = current.forceRequise ?? 0
    current.surprise = actor.getSurprise(isCombat)
    current.reasons = actor.getEffects(it => StatusEffects.niveauSurprise(it) > 0).map(it => it.name)
    current.diviseur = 1
    if (current.surprise == 'demi') {
      current.diviseur *= 2
    }
    if (isCombat && actor.isDemiReve()) {
      current.reasons.push('Demi-rêve en combat')
    }
    if (this.isParadeArmeDisparate(current)) {
      current.diviseur *= 2
      current.reasons.push('Armes disparates')
    }
    if (this.isForceInsuffisante(actor, current)) {
      current.diviseur *= 2
      current.reasons.push('Force insuffisante')
    }
    if (this.isAttaqueFinesse(rollData)) {
      current.diviseur *= 2
      current.reasons.push('Particulière en finesse')
    }

    if (!ReglesOptionnelles.isUsing('tripleSignificative')) {
      current.diviseur = Math.min(current.diviseur, 4);
    }

    current.reason = current.reasons.join(', ')
  }

  isAttaqueFinesse(rollData) {
    return ROLL_MODE_DEFENSE == rollData.mode.current && rollData.attaque.particuliere == 'finesse'
  }

  isForceInsuffisante(actor, current) {
    if (actor?.isPersonnage()) {
      const requise = current.forceRequise
      const force = parseInt(actor.system.carac.force.value)
      return requise > force
    }
    return false
  }

  isParadeArmeDisparate(current) {
    return current.armeDisparate
  }

  getAjustements(rollData) {
    const current = this.getCurrent(rollData)
    if (current.surprise == 'demi') {
      return [
        { label: 'Significative requise ' + Misc.getFractionOneN(current.diviseur), diff: undefined },
        ...current.reasons.map(it => { return { label: '<i class="fa-solid fa-triangle-exclamation"></i> ' + it, diff: undefined } })
      ]
    }
    return []
  }

  async _onRender(rollDialog, context, options) {
    const input = rollDialog.element.querySelector(`roll-section[name="${this.code}"] input[name="${this.code}"]`)

    input?.addEventListener("change", e => {
      this.getCurrent(rollDialog.rollData).value = parseInt(e.currentTarget.value)
      rollDialog.render()
    })
  }

  setArme(rollData, forceRequise, armeDisparate) {
    const current = this.getCurrent(rollData)
    current.armeDisparate = armeDisparate
    current.forceRequise = forceRequise
  }
}