import { DIFF_MODE, DIFF_MODES, ROLL_MODE_MEDITATION, ROLL_MODE_OEUVRE, ROLL_MODE_SORT, ROLL_MODE_TACHE } from "./roll-constants.mjs";
import { ROLLDIALOG_SECTION, RollPart } from "./roll-part.mjs";

export const PART_DIFF = "diff"

const EXCLUDED_ROLL_MODES = [ROLL_MODE_TACHE, ROLL_MODE_MEDITATION, ROLL_MODE_SORT, ROLL_MODE_OEUVRE]

export class RollPartDiff extends RollPart {

  get code() { return PART_DIFF }
  get section() { return ROLLDIALOG_SECTION.CHOIX }

  restore(rollData) {
    const current = this.getCurrent(rollData)
    const saved = this.getSaved(rollData)
    current.value = saved?.value ?? current.value ?? 0
    current.mode = saved?.mode ?? current.mode
  }

  store(rollData, targetData) {
    const current = this.getCurrent(rollData)
    this.setSaved(targetData, {
      value: current.value,
      mode: current.mode
    })
  }

  visible(rollData) {
    if (EXCLUDED_ROLL_MODES.includes(rollData.mode.current)) {
      return false
    }
    const current = this.getCurrent(rollData)
    /* TODO: affiner les cas où afficher ou non. devrait s'afficher pour les jets basiques (même si pas d'opposant sélectionné)*/
    return Object.values(DIFF_MODE).includes(current.mode)
  }

  prepareContext(rollData) {
    const current = this.getCurrent(rollData)
    const diffMode = DIFF_MODES[current.mode] ?? DIFF_MODES[DIFF_MODE.AUCUN]
    foundry.utils.mergeObject(current,
      {
        mode: diffMode.key,
        label: diffMode?.label ?? '',
        value: current.value ?? 0,
        disabled: !diffMode.libre,
        min: -10,
        max: diffMode.max
      },
      { inplace: true }
    )
  }

  getAjustements(rollData) {
    const current = this.getCurrent(rollData)
    return [{
      label: current.label,
      diff: current.value
    }]
  }

  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()
    })
  }

}