import { SYSTEM } from "../config/system.mjs"
import LethalFantasyRoll from "../documents/roll.mjs"

export default class LethalFantasyMonster extends foundry.abstract.TypeDataModel {
  static defineSchema() {
    const fields = foundry.data.fields
    const requiredInteger = { required: true, nullable: false, integer: true }
    const schema = {}

    schema.description = new fields.HTMLField({ required: true, textSearch: true })
    schema.notes = new fields.HTMLField({ required: true, textSearch: true })

    // Carac
    const characteristicField = (label) => {
      const schema = {
        value: new fields.NumberField({ ...requiredInteger, initial: 3, min: 0 }),
        percent: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0, max: 100 }),
        attackMod: new fields.NumberField({ ...requiredInteger, initial: 0 }),
        defenseMod: new fields.NumberField({ ...requiredInteger, initial: 0 })
      }
      return new fields.SchemaField(schema, { label })
    }

    schema.characteristics = new fields.SchemaField(
      Object.values(SYSTEM.MONSTER_CHARACTERISTICS).reduce((obj, characteristic) => {
        obj[characteristic.id] = characteristicField(characteristic.label)
        return obj
      }, {}),
    )

    // Save
    const saveField = (label) => {
      const schema = {
        value: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 })
      }
      return new fields.SchemaField(schema, { label })
    }
    schema.saves = new fields.SchemaField(
      Object.values(SYSTEM.MONSTER_SAVES).reduce((obj, save) => {
        obj[save.id] = saveField(save.label)
        return obj
      }, {}),
    )

    // Resist
    const resistField = (label) => {
      const schema = {
        value: new fields.StringField({ initial: "0", required: true, nullable: false }),
      }
      return new fields.SchemaField(schema, { label })
    }
    schema.resists = new fields.SchemaField(
      Object.values(SYSTEM.MONSTER_RESIST).reduce((obj, save) => {
        obj[save.id] = resistField(save.label)
        return obj
      }, {}),
    )

    schema.hp = new fields.SchemaField({
      value: new fields.NumberField({ ...requiredInteger, initial: 1, min: 0 }),
      average: new fields.NumberField({ ...requiredInteger, initial: 1, min: 0 }),
      max: new fields.NumberField({ ...requiredInteger, initial: 1, min: 0 }),
    })

    const attackField = (label) => {
      const schema = {
        key: new fields.StringField({ required: true, nullable: false, initial: `attack${label}` }),
        name: new fields.StringField({ required: true, nullable: false, initial: `Attack ${label}` }),
        attackScore: new fields.NumberField({ ...requiredInteger, initial: Number(label), min: 0 }),
        attackModifier: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
        defenseModifier: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
        damageDice: new fields.StringField({ required: true, nullable: false, initial: "1D6" }),
      }
      return new fields.SchemaField(schema, { label })
    }
    // Add 4 attackFields in an attack schema 
    schema.attacks = new fields.SchemaField({
      attack1: attackField("1"),
      attack2: attackField("2"),
      attack3: attackField("3"),
      attack4: attackField("4"),
    })

    schema.perception = new fields.SchemaField({
      value: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      bonus: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 })
    })

    schema.movement = new fields.SchemaField({
      walk: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      jog: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      sprint: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      run: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      armorAdjust: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
    })
    schema.jump = new fields.SchemaField({
      broad: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      running: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      vertical: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
    })
    schema.biodata = new fields.SchemaField({
      alignment: new fields.StringField({ required: true, nullable: false, initial: "" }),
      vision: new fields.StringField({ required: true, nullable: false, initial: "" }),
      height: new fields.NumberField({ ...requiredInteger, initial: 170, min: 50 }),
      length: new fields.StringField({ required: true, nullable: false, initial: "" }),
      weight: new fields.NumberField({ ...requiredInteger, initial: 70, min: 0 })
    })    
    schema.combat = new fields.SchemaField({
      attackModifier: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      defenseModifier: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      damageModifier: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
      armorHitPoints: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
    })


    return schema
  }

  /** @override */
  static LOCALIZATION_PREFIXES = ["LETHALFANTASY.Monster"]

  /**
   * Rolls a dice for a character.
   * @param {("save"|"resource|damage")} rollType The type of the roll.
   * @param {number} rollTarget The target value for the roll. Which caracteristic or resource. If the roll is a damage roll, this is the id of the item.
   * @param {"="|"+"|"++"|"-"|"--"} rollAdvantage If there is an avantage (+), a disadvantage (-), a double advantage (++), a double disadvantage (--) or a normal roll (=).
   * @returns {Promise<null>} - A promise that resolves to null if the roll is cancelled.
   */
  async roll(rollType, rollTarget) {
    const hasTarget = false
    let roll = await LethalFantasyRoll.prompt({
      rollType,
      rollTarget,
      actorId: this.parent.id,
      actorName: this.parent.name,
      actorImage: this.parent.img,
      hasTarget,
      target: false
    })
    if (!roll) return null

    await roll.toMessage({}, { rollMode: roll.options.rollMode })
  }
}