import { PegasusUtility } from "./pegasus-utility.js";
import { PegasusActor } from "./pegasus-actor.js";
import { PegasusActorSheet } from "./pegasus-actor-sheet.js";
import { PegasusItemSheet } from "./pegasus-item-sheet.js";

export class PegasusActorCreate {

  /* -------------------------------------------- */
  async start() {
    this.actor = await Actor.create({
      name: "New Actor",
      type: "character"
    });
    this.actor.sheet.render(true)

    this.actor.computeValue = true // To force value computation

    const racesPack = await PegasusUtility.loadCompendium("fvtt-pegasus-rpg.race")
    this.races = racesPack.map(i => i.toObject())
    const rolesPack = await PegasusUtility.loadCompendium("fvtt-pegasus-rpg.role")
    this.roles = rolesPack.map(i => i.toObject())
    const perksPack = await PegasusUtility.loadCompendium("fvtt-pegasus-rpg.perks")
    this.perks = perksPack.map(i => i.toObject())
    const specPack = await PegasusUtility.loadCompendium("fvtt-pegasus-rpg.specialisations")
    this.specs = specPack.map(i => i.toObject())

    this.showRaces()
  }

  /* -------------------------------------------- */
  createFormData(step) {
    let formData = {
      name: this.actor.name,
      img: this.actor.img,
      step: step,
      races: this.races,
      roles: this.roles,
      nboptionnal: this.raceOptionnalAbilities?.nboptionnal ?? 0,
      optionnalabilities: this.raceOptionnalAbilities?.optionnalabilities ?? [],
    }
    if (this.raceSelectableStats) {
      formData.numberstats = this.raceSelectableStats.numberstats;
      formData.statsonlyonce = this.raceSelectableStats.statsonlyonce;
      formData.stats = this.raceSelectableStats.stats;
    }
    return formData;
  }

  /* -------------------------------------------- */
  getSpecFromRoleStat(role) {
    let specList = []
    for (let stat of role.system.statincreasechoice) {
      if (stat.flag) {
        specList = specList.concat(this.specs.filter(spec => spec.system.statistic.toLowerCase() == stat.name.toLowerCase()))
      }
    }
    return specList
  }

  /* -------------------------------------------- */
  getPerksFromRole(role) {
    let perks = this.perks.filter(perk => perk.system.category.toLowerCase() == role.system.perksrole.toLowerCase())
    return perks
  }

  /* -------------------------------------------- */
  processChatEvent(event) {
    const step = $(event.currentTarget).data("step-name");
    const itemId = $(event.currentTarget).data("item-id");

    if (step == "select-race") {
      let race = this.races.find(item => item._id == itemId);
      this.currentRace = race;
      this.actor.applyRace(race);
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      if (race.system.nboptionnal > 0 && race.system.optionnalabilities.length > 0) {
        this.manageOptionnalAbilities(race);
      } else {
        if (race.system.selectablestats) {
          this.manageSelectableStats(race);
        } else if (race.system.perksgained) {
          this.manageRacePerks(race);
        } else {
          this.showRoles()
        }
      }
    }

    if (step == 'select-race-optionnal') {
      let ability = this.raceOptionnalAbilities.optionnalabilities.find(item => item._id == itemId);
      let update = []
      this.actor.applyAbility(ability, update);
      this.actor.update(update)
      this.actor.createEmbeddedDocuments('Item', [ability]);
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      this.raceOptionnalAbilities.optionnalabilities = this.raceOptionnalAbilities.optionnalabilities.filter(item => item._id != itemId);
      this.raceOptionnalAbilities.nboptionnal -= 1;
      this.processOptionnalAbilitiesStep();
    }

    if (step == 'select-race-stats') {
      let statKey = $(event.currentTarget).data("stat-key");
      this.actor.modStat(statKey, 1);
      this.raceSelectableStats.stats[statKey].used = true;
      this.raceSelectableStats.numberstats -= 1;
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      this.processSelectableStats();
    }

    if (step == 'select-race-perks') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let perk = this.racePerks.find(item => item._id == itemId);
      this.actor.createEmbeddedDocuments('Item', [perk]);
      this.racePerks = this.racePerks.filter(item => item._id != itemId);
      this.nbRacePerks -= 1;
      if (this.nbRacePerks == 0 || this.racePerks.length == 0) {
        this.showRoles()
      } else {
        this.manageRacePerks()
      }
    }

    if (step == 'select-role') {
      let role = this.roles.find(item => item._id == itemId);
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      this.actor.applyRole(role);
      this.currentRole = role;
      this.nbRoleStat = 2;
      this.roleStats = duplicate(role.system.statincreasechoice)
      this.showRoleStartSpec();
    }

    if (step == 'select-role-start-spec') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let spec = this.roleSpecStart.find(item => item._id == itemId);
      this.actor.addIncSpec(spec, 1);
      this.nbRoleSpecStart--;
      this.roleSpecStart = this.roleSpecStart.filter(item => item._id != itemId);//Remove selected spec
      if (this.nbRoleSpecStart == 0) {
        this.showRoleStat();
      } else {
        this.showRoleStartSpec();
      }
    }

    if (step == 'select-role-stat') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let statKey = $(event.currentTarget).data("stat-key");
      this.actor.valueStat(statKey, 1);

      for (let stat of this.roleStats) {
        if (stat.name.toLowerCase() == statKey.toLowerCase()) {
          stat.flag = false
        }
      }
      this.nbRoleStat--;
      if (this.nbRoleStat == 0 || this.roleStats.length == 0) {
        this.roleSpec = this.getSpecFromRoleStat(this.currentRole)
        this.nbDT2 = 1;
        this.nbDT1 = 2;
        this.showRoleSpecialisations()
      } else {
        this.showRoleStat();
      }
    }

    if (step == 'select-role-spec') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let spec = this.roleSpec.find(item => item._id == itemId);
      if (this.nbDT2 > 0) {
        this.actor.addIncSpec(spec, 2)
        this.nbDT2--;
      } else {
        this.actor.addIncSpec(spec, 1)
        this.nbDT1--;
      }
      this.roleSpec = this.roleSpec.filter(item => item._id != itemId);//Remove selected spec
      if (this.nbDT1 == 0 || this.roleSpec.length == 0) {
        this.rolePerks = this.getPerksFromRole(this.currentRole) // duplicate(this.currentRole.data.perks)
        this.nbPerks = 2;
        this.showRolePerks()
      } else {
        this.showRoleSpecialisations()
      }
    }

    if (step == 'select-role-perk') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let perk = this.rolePerks.find(item => item._id == itemId);
      this.actor.addItemWithoutDuplicate(perk)
      this.nbPerks--;
      this.rolePerks = this.rolePerks.filter(item => item._id != itemId);//Remove selected perk
      if (this.nbPerks == 0 || this.rolePerks.length == 0) {
        this.nbGlobalSpec = 5
        this.showGlobalSpec()
      } else {
        this.showRolePerks()
      }
    }

    if (step == 'select-global-spec') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget));
      let spec = this.specs.find(item => item._id == itemId);
      this.actor.addIncSpec(spec, 1)
      this.nbGlobalSpec--;
      if (this.nbGlobalSpec == 0) {
        this.nbGlobalStat = 5
        this.showGlobalStat()
        //this.showCharacterEnd()
      } else {
        this.showGlobalSpec()
      }
    }

    if (step == 'select-global-stat') {
      PegasusUtility.removeChatMessageId(PegasusUtility.findChatMessageId(event.currentTarget))
      let statKey = $(event.currentTarget).data("stat-key")
      this.actor.valueStat(statKey, 1)
      this.nbGlobalStat--
      if (this.nbGlobalStat == 0) {
        this.showCharacterEnd()
      } else {
        this.showGlobalStat()
      }
    }


  }

  /* -------------------------------------------- */
  async openItemView(event) {
    let step = $(event.currentTarget).data("step");
    let itemId = $(event.currentTarget).data("item-id");
    let itemData

    if (step == 'select-race') {
      itemData = this.races.find(item => item._id == itemId);
    }
    if (step == 'select-race-optionnal') {
      itemData = this.raceOptionnalAbilities.optionnalabilities.find(item => item._id == itemId);
    }
    if (step == 'select-race-perks') {
      itemData = this.perks.find(item => item._id == itemId);
    }
    if (step == 'select-race-perks') {
      itemData = this.racePerks.find(item => item._id == itemId);
    }
    if (step == 'select-role') {
      itemData = this.roles.find(item => item._id == itemId);
    }
    if (step == 'select-role-start-spec') {
      itemData = this.roleSpecStart.find(item => item._id == itemId);
    }
    if (step == 'select-role-spec') {
      itemData = this.roleSpec.find(item => item._id == itemId);
    }
    if (step == 'select-role-perk') {
      itemData = this.rolePerks.find(item => item._id == itemId);
    }
    if (step == 'select-global-spec') {
      itemData = this.specs.find(item => item._id == itemId);
    }
    if (itemData) {
      let item = await Item.create(itemData, { temporary: true });
      new PegasusItemSheet(item).render(true);
    }
  }

  /* -------------------------------------------- */
  manageSelectableStats(race) {
    this.raceSelectableStats = {
      "race": race,
      "statsonlyonce": race.data.statsonlyonce,
      "numberstats": race.data.numberstats,
      "stats": duplicate(this.actor.data.data.statistics)
    }
    this.processSelectableStats()
  }

  /* -------------------------------------------- */
  async renderChatMessage(formData) {
    let chatData = {
      user: game.user.id,
      alias: this.actor.name,
      rollMode: game.settings.get("core", "rollMode"),
      whisper: [game.user.id].concat(ChatMessage.getWhisperRecipients('GM')),
      content: await renderTemplate('systems/fvtt-pegasus-rpg/templates/chat-create-actor.html', formData)
    };
    //console.log("Apply damage chat", chatData );
    await ChatMessage.create(chatData);
  }

  /* ---------------  --------------------  --------- */
  manageRacePerks(race) {
    if (!this.currentRace.data.perksgained) {
      this.showRoles()
      return;
    }
    if (!this.racePerks) { // First init
      if (this.currentRace.data.perksall) {
        this.racePerks = duplicate(this.perks)
      } else {
        this.racePerks = duplicate(this.currentRace.data.perks)
      }
      this.nbRacePerks = this.currentRace.data.perksnumber;
    }
    let formData = this.createFormData("select-race-perks")
    formData.raceperks = this.racePerks;
    formData.nbraceperks = this.nbRacePerks;
    this.renderChatMessage(formData)
  }

  /* ---------------  --------------------  --------- */
  async processSelectableStats() {
    // End of race options choice
    if (this.raceSelectableStats.numberstats == 0) {
      this.manageRacePerks();
      return;
    }
    let formData = this.createFormData("select-race-stats")
    let chatData = {
      user: game.user.id,
      alias: this.actor.name,
      rollMode: game.settings.get("core", "rollMode"),
      whisper: [game.user.id].concat(ChatMessage.getWhisperRecipients('GM')),
      content: await renderTemplate('systems/fvtt-pegasus-rpg/templates/chat-create-actor.html', formData)
    };
    //console.log("Apply damage chat", chatData );
    await ChatMessage.create(chatData);
  }

  /* ---------------  ----------------------------- */
  manageOptionnalAbilities(race) {
    this.raceOptionnalAbilities = {
      "nboptionnal": race.data.nboptionnal,
      "optionnalabilities": duplicate(race.data.optionnalabilities),
    }
    this.processOptionnalAbilitiesStep()
  }

  /* -------------------------------------------- */
  async processOptionnalAbilitiesStep() {
    // End of race options choice
    if (this.raceOptionnalAbilities.nboptionnal == 0) {
      if (this.raceSelectableStats) {
        this.manageSelectableStats(this.currentrace);
      } else if (this.currentRace.system.perksgained) {
        this.manageRacePerks(this.currentRace);
      } else {
        this.showRoles()
      }
    } else {
      let formData = this.createFormData("select-race-optionnal")
      this.renderChatMessage(formData)
    }
  }

  /* -------------------------------------------- */
  async showRaces() {
    let formData = this.createFormData("select-race")
    this.renderChatMessage(formData)
  }

  /* -------------------------------------------- */
  async showRoles() {
    let formData = this.createFormData("select-role")
    this.renderChatMessage(formData)
  }

  /* -------------------------------  ------------- */
  async showRoleStartSpec() {
    if (!this.roleSpecStart) {
      this.roleSpecStart = this.specs.filter(spec => spec.system.statistic.toUpperCase() == this.currentRole.system.statincrease1.toUpperCase() || spec.system.statistic.toUpperCase() == this.currentRole.system.statincrease2.toUpperCase())
      console.log("SPEC FOUND", this.roleSpecStart)
      //this.roleSpecStart = duplicate(this.currentRole.data.specialisationsplus1)
      this.nbRoleSpecStart = 2;
    }
    let formData = this.createFormData("select-role-start-spec")
    formData.rolestartspec = this.roleSpecStart
    formData.nbrolespecstart = this.nbRoleSpecStart;
    this.renderChatMessage(formData)
  }

  /* -------------------------------  ------------- */
  async showRoleStat() {
    let formData = this.createFormData("select-role-stat")
    formData.rolestats = []
    for (let stat of this.roleStats) {
      if (stat.flag) {
        formData.rolestats.push(duplicate(this.actor.system.statistics[stat.name.toLowerCase()]))
      }
    }
    //console.log("STAT", this.roleStats, formData)
    this.renderChatMessage(formData)
  }

  /* -------------------------------------------- */
  async showRoleSpecialisations() {
    let formData = this.createFormData("select-role-spec")
    formData.rolespec = duplicate(this.roleSpec)
    formData.dt = 1
    if (this.nbDT2 > 0) {
      formData.dt = 2
    }
    this.renderChatMessage(formData)
  }


  /* -------------------------------------------- */
  async showRolePerks() {
    let formData = this.createFormData("select-role-perk")
    formData.roleperks = duplicate(this.rolePerks)
    formData.nbperks = this.nbPerks
    this.renderChatMessage(formData)
  }

  /* -------------------------------------------- */
  async showGlobalSpec() {
    let formData = this.createFormData("select-global-spec")
    let excludedSpecs = this.actor.items.filter(it => it.type == "specialisation" && it.system.level >= 4)
    formData.specs = []
    for (let spec of this.specs) {
      let isOK = true
      for (let excluded of excludedSpecs) {
        if (excluded.name == spec.name) {
          isOK = false
          break
        }
      }
      if (isOK) {
        formData.specs.push(spec)
      }
    }
    formData.specs.sort(function compare(a, b) { if (a.name < b.name) { return -1 } else { return 1 } })
    this.renderChatMessage(formData)
  }

  /* -------------------------------------------- */
  async showGlobalStat() {
    let formData = this.createFormData("select-global-stat")
    formData.stats = {}
    for (let key in this.actor.system.statistics) {
      let stat = this.actor.system.statistics[key]
      if (stat.level < 5) {
        formData.stats[key] = duplicate(stat)
      }
    }
    this.renderChatMessage(formData)
  }

  /* -------------------------------------------- */
  async showCharacterEnd() {
    await this.actor.computeNRGHealth()
    this.actor.computeValue = false // To force value computation
    let formData = this.createFormData("character-end")
    this.renderChatMessage(formData)
  }

}