/* -------------------------------------------- */
import { HeritiersCombat } from "./heritiers-combat.js";
import { HeritiersCommands } from "./heritiers-commands.js";

/* -------------------------------------------- */
export class HeritiersUtility {


  /* -------------------------------------------- */
  static async init() {
    Hooks.on('renderChatLog', (log, html, data) => HeritiersUtility.chatListeners(html))
    Hooks.on("getChatLogEntryContext", (html, options) => HeritiersUtility.chatRollMenu(html, options))

    this.rollDataStore = {}
    this.defenderStore = {}
    HeritiersCommands.init()

    Handlebars.registerHelper('count', function (list) {
      return list.length;
    })
    Handlebars.registerHelper('includes', function (array, val) {
      return array.includes(val);
    })
    Handlebars.registerHelper('upper', function (text) {
      return text.toUpperCase();
    })
    Handlebars.registerHelper('lower', function (text) {
      return text.toLowerCase()
    })
    Handlebars.registerHelper('upperFirst', function (text) {
      if (typeof text !== 'string') return text
      return text.charAt(0).toUpperCase() + text.slice(1)
    })
    Handlebars.registerHelper('notEmpty', function (list) {
      return list.length > 0;
    })
    Handlebars.registerHelper('mul', function (a, b) {
      return parseInt(a) * parseInt(b);
    })

  }


  /* -------------------------------------------- */
  static sortByName(table) {  
    return table.sort(function (a, b) {
      let fa = a.name.toLowerCase(),
        fb = b.name.toLowerCase();
      if (fa < fb) {
        return -1;
      }
      if (fa > fb) {
        return 1;
      }
      return 0;
    })
  }
  
  /* -------------------------------------------- */
  static sortArrayObjectsByName(myArray) {
    myArray.sort((a, b) => {
      let fa = a.name.toLowerCase();
      let fb = b.name.toLowerCase();
      if (fa < fb) {
        return -1;
      }
      if (fa > fb) {
        return 1;
      }
      return 0;
    })
  }

  /* -------------------------------------------- */
  static getSkills() {
    return this.skills
  }

  /* -------------------------------------------- */
  static async ready() {
    const skills = await HeritiersUtility.loadCompendium("fvtt-les-heritiers.competences")
    this.skills = skills.map(i => i.toObject())

  }

  /* -------------------------------------------- */
  static async loadCompendiumData(compendium) {
    const pack = game.packs.get(compendium);
    return await pack?.getDocuments() ?? [];
  }

  /* -------------------------------------------- */
  static async loadCompendium(compendium, filter = item => true) {
    let compendiumData = await HeritiersUtility.loadCompendiumData(compendium);
    return compendiumData.filter(filter);
  }

  /* -------------------------------------------- */
  static getOptionsStatusList() {
    return this.optionsStatusList;
  }
  /* -------------------------------------------- */
  static async chatListeners(html) {

    html.on("click", '.predilection-reroll', async event => {
      let predIdx = $(event.currentTarget).data("predilection-index")
      let messageId = HeritiersUtility.findChatMessageId(event.currentTarget)
      let message = game.messages.get(messageId)
      let rollData = message.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      await actor.setPredilectionUsed(rollData.competence._id, predIdx)
      rollData.competence = duplicate(actor.getCompetence(rollData.competence._id))
      HeritiersUtility.rollHeritiers(rollData)
    })

    html.on("click", '.roll-chat-degat', async event => {
      let messageId = HeritiersUtility.findChatMessageId(event.currentTarget)
      let message = game.messages.get(messageId)
      let rollData = message.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      actor.rollArmeDegats(rollData.arme._id, rollData.targetVigueur)
    })
  }

  /* -------------------------------------------- */
  static async preloadHandlebarsTemplates() {

    const templatePaths = [
      'systems/fvtt-les-heritiers/templates/editor-notes-gm.html',
      'systems/fvtt-les-heritiers/templates/partial-item-header.html',
      'systems/fvtt-les-heritiers/templates/partial-item-description.html',
      'systems/fvtt-les-heritiers/templates/partial-item-nav.html',
      'systems/fvtt-les-heritiers/templates/partial-list-niveau.html'
    ]
    return loadTemplates(templatePaths);
  }

  /* -------------------------------------------- */
  static removeChatMessageId(messageId) {
    if (messageId) {
      game.messages.get(messageId)?.delete();
    }
  }

  static findChatMessageId(current) {
    return HeritiersUtility.getChatMessageId(HeritiersUtility.findChatMessage(current));
  }

  static getChatMessageId(node) {
    return node?.attributes.getNamedItem('data-message-id')?.value;
  }

  static findChatMessage(current) {
    return HeritiersUtility.findNodeMatching(current, it => it.classList.contains('chat-message') && it.attributes.getNamedItem('data-message-id'))
  }

  static findNodeMatching(current, predicate) {
    if (current) {
      if (predicate(current)) {
        return current;
      }
      return HeritiersUtility.findNodeMatching(current.parentElement, predicate);
    }
    return undefined;
  }

  /* -------------------------------------------- */
  static createDirectOptionList(min, max) {
    let options = {};
    for (let i = min; i <= max; i++) {
      options[`${i}`] = `${i}`;
    }
    return options;
  }

  /* -------------------------------------------- */
  static buildListOptions(min, max) {
    let options = ""
    for (let i = min; i <= max; i++) {
      options += `<option value="${i}">${i}</option>`
    }
    return options;
  }

  /* -------------------------------------------- */
  static getTarget() {
    if (game.user.targets && game.user.targets.size == 1) {
      for (let target of game.user.targets) {
        return target;
      }
    }
    return undefined;
  }

  /* -------------------------------------------- */
  static getActorFromRollData(rollData) {
    let actor = game.actors.get(rollData.actorId)
    if (rollData.tokenId) {
      let token = canvas.tokens.placeables.find(t => t.id == rollData.tokenId)
      if (token) {
        actor = token.actor
      }
    }
    return actor
  }

  /* -------------------------------------------- */
  static updateRollData(rollData) {

    let id = rollData.rollId;
    let oldRollData = this.rollDataStore[id] || {};
    let newRollData = mergeObject(oldRollData, rollData);
    this.rollDataStore[id] = newRollData;
  }
  /* -------------------------------------------- */
  static saveRollData(rollData) {
    game.socket.emit("system.fvtt-les-heritiers", {
      name: "msg_update_roll", data: rollData
    }); // Notify all other clients of the roll    
    this.updateRollData(rollData);
  }

  /* -------------------------------------------- */
  static getRollData(id) {
    return this.rollDataStore[id];
  }

  /* -------------------------------------------- */
  static onSocketMesssage(msg) {
    //console.log("SOCKET MESSAGE", msg.name, game.user.character.id, msg.data.defenderId);
    if (msg.name == "msg_update_defense_state") {
      this.updateDefenseState(msg.data.defenderId, msg.data.rollId);
    }
    if (msg.name == "msg_update_roll") {
      this.updateRollData(msg.data);
    }
  }

  /* -------------------------------------------- */
  static chatDataSetup(content, modeOverride, isRoll = false, forceWhisper) {
    let chatData = {
      user: game.user.id,
      rollMode: modeOverride || game.settings.get("core", "rollMode"),
      content: content
    };

    if (["gmroll", "blindroll"].includes(chatData.rollMode)) chatData["whisper"] = ChatMessage.getWhisperRecipients("GM").map(u => u.id);
    if (chatData.rollMode === "blindroll") chatData["blind"] = true;
    else if (chatData.rollMode === "selfroll") chatData["whisper"] = [game.user];

    if (forceWhisper) { // Final force !
      chatData["speaker"] = ChatMessage.getSpeaker();
      chatData["whisper"] = ChatMessage.getWhisperRecipients(forceWhisper);
    }

    return chatData;
  }

  /* -------------------------------------------- */
  static async showDiceSoNice(roll, rollMode) {
    if (game.modules.get("dice-so-nice")?.active) {
      if (game.dice3d) {
        let whisper = null;
        let blind = false;
        rollMode = rollMode ?? game.settings.get("core", "rollMode");
        switch (rollMode) {
          case "blindroll": //GM only
            blind = true;
          case "gmroll": //GM + rolling player
            whisper = this.getUsers(user => user.isGM);
            break;
          case "roll": //everybody
            whisper = this.getUsers(user => user.active);
            break;
          case "selfroll":
            whisper = [game.user.id];
            break;
        }
        await game.dice3d.showForRoll(roll, game.user, true, whisper, blind);
      }
    }
  }

  /* -------------------------------------------- */
  static computeMonnaieDetails(valueSC) {
    let po = Math.floor(valueSC / 400)
    let pa = Math.floor((valueSC - (po*400)) / 20)
    let sc = valueSC - (po*400) - (pa*20)
    return {
      po: po, pa: pa, sc: sc, valueSC: valueSC 
    }
  }
  
  /* -------------------------------------------- */
  static incDecHeritage() {

  }
  
  /* -------------------------------------------- */
  static computeResult(actor, rollData) {
    rollData.diceResult = -1
    let resTab = []
    for ( let res of rollData.roll.terms[0].results) {
      rollData.diceResult = Math.max(res.result, rollData.diceResult)      
      resTab.push(res.result)
    }    
    let isFailure = false
    if (rollData.mainDice.includes("d10")) {
      if ( rollData.diceResult == 1) {
        rollData.finalResult -= 3
        isFailure = true
      }
    }
    if (rollData.mainDice.includes("d12")) {
      if ( rollData.diceResult == 1 || rollData.diceResult == 2) {
        rollData.finalResult -= 5
        isFailure = true
      }
    }
    // Heritage/Tricherie management
    rollData.marge = 0
    if (!isFailure && (rollData.useHeritage || rollData.useTricherie)) {
      resTab = resTab.sort()
      if ( (resTab[0] == resTab[1]) && (resTab[1] == resTab[2])) {
        rollData.marge = 7
        rollData.isSuccess = true
        rollData.isCriticalSuccess = true        
      }
      if ((resTab[0]+1 == resTab[1]) && (resTab[1]+1 == resTab[2]) ) {
        rollData.marge = 7
        rollData.isSuccess = true
        rollData.isCriticalSuccess = true        
      }      
      if ( rollData.useTricherie) {
        actor.incDecTricherie(-1)
      }
      if ( rollData.useHeritage) {
        this.incDecHeritage()
      }
    }
    //rollData.finalResult = Math.max(rollData.finalResult, 0)
    //console.log("Result : ", rollData)
    if (rollData.marge == 0 && rollData.sdValue > 0 ) {
      rollData.marge = rollData.finalResult - rollData.sdValue
      rollData.isSuccess = (rollData.finalResult >= rollData.sdValue)
      rollData.isCriticalSuccess = ((rollData.finalResult - rollData.sdValue) >= 7)
      rollData.isCriticalFailure = ((rollData.finalResult - rollData.sdValue) <= -7)
    }
  }

  /* -------------------------------------------- */
  static async rollHeritiers(rollData) {

    let actor = this.getActorFromRollData(rollData)
    //rollData.actionImg = "systems/fvtt-les-heritiers/assets/icons/" + actor.system.attributs[rollData.attrKey].labelnorm + ".webp"
    rollData.carac = duplicate(actor.system.caracteristiques[rollData.caracKey])

    rollData.nbDice = (rollData.useTricherie || rollData.useHeritage) ? 3 : 1
    rollData.diceFormula = rollData.nbDice + rollData.mainDice + "kh1"
    //console.log("BEFORE COMP", rollData)
    if (rollData.competence) {
      let compmod = (rollData.competence.system.niveau == 0) ? -3 : 0
      let specBonus = (rollData.useSpecialite) ? 1 : 0
      rollData.diceFormula += `+${rollData.carac.value}+${rollData.competence.system.niveau}+${specBonus}+${rollData.bonusMalusContext}+${compmod}`
    } else if (rollData.pouvoirBase) {
      rollData.diceFormula += `+${rollData.pouvoirBase.value}+${rollData.bonusMalusContext}`
    } else {
      rollData.diceFormula += `+${rollData.carac.value}+${rollData.bonusMalusContext}`
    }
    rollData.diceFormula += `+${rollData.pvMalus}`

    let myRoll = new Roll(rollData.diceFormula).roll({ async: false })
    await this.showDiceSoNice(myRoll, game.settings.get("core", "rollMode"))
    rollData.roll = myRoll
    console.log(">>>> ", myRoll)

    rollData.finalResult = myRoll.total
    this.computeResult(actor, rollData)
    if (rollData.mode == "init") {
      actor.setFlag("world", "last-initiative", rollData.finalResult)
    }

    // Compute damages, cf p 187
    if (rollData.arme && rollData.isSuccess) {
      rollData.degatsArme = rollData.arme.system.degats + rollData.marge
      if (rollData.arme.system.categorie == "lourde" ) {
        rollData.degatsArme += actor.system.caracteristiques.for.value
      }
      if (rollData.arme.system.categorie == "blanche" || rollData.arme.system.categorie == "improvise" ) {
        rollData.degatsArme += Math.max(0, actor.system.caracteristiques.for.value - 2)
      }
    }

    this.createChatWithRollMode(rollData.alias, {
      content: await renderTemplate(`systems/fvtt-les-heritiers/templates/chat-generic-result.html`, rollData)
    }, rollData)

  }

  /* -------------------------------------------- */
  static async bonusRollHeritiers(rollData) {
    rollData.bonusFormula = rollData.addedBonus

    let bonusRoll = new Roll(rollData.bonusFormula).roll({ async: false })
    await this.showDiceSoNice(bonusRoll, game.settings.get("core", "rollMode"));
    rollData.bonusRoll = bonusRoll

    rollData.finalResult += rollData.bonusRoll.total

    this.computeResult(rollData)

    this.createChatWithRollMode(rollData.alias, {
      content: await renderTemplate(`systems/fvtt-les-heritiers/templates/chat-generic-result.html`, rollData)
    }, rollData)

  }

  /* -------------------------------------------- */
  static getUsers(filter) {
    return game.users.filter(filter).map(user => user._id);
  }

  /* -------------------------------------------- */
  static getWhisperRecipients(rollMode, name) {
    switch (rollMode) {
      case "blindroll": return this.getUsers(user => user.isGM);
      case "gmroll": return this.getWhisperRecipientsAndGMs(name);
      case "selfroll": return [game.user.id];
    }
    return undefined;
  }
  /* -------------------------------------------- */
  static getWhisperRecipientsAndGMs(name) {
    let recep1 = ChatMessage.getWhisperRecipients(name) || [];
    return recep1.concat(ChatMessage.getWhisperRecipients('GM'));
  }

  /* -------------------------------------------- */
  static blindMessageToGM(chatOptions) {
    let chatGM = duplicate(chatOptions);
    chatGM.whisper = this.getUsers(user => user.isGM);
    chatGM.content = "Blinde message of " + game.user.name + "<br>" + chatOptions.content;
    console.log("blindMessageToGM", chatGM);
    game.socket.emit("system.fvtt-les-heritiers", { msg: "msg_gm_chat_message", data: chatGM });
  }

  /* -------------------------------------------- */
  static async searchItem(dataItem) {
    let item
    if (dataItem.pack) {
      let id = dataItem.id || dataItem._id
      let items = await this.loadCompendium(dataItem.pack, item => item.id == id)
      item = items[0] || undefined
    } else {
      item = game.items.get(dataItem.id)
    }
    return item
  }

  /* -------------------------------------------- */
  static split3Columns(data) {

    let array = [[], [], []];
    if (data == undefined) return array;

    let col = 0;
    for (let key in data) {
      let keyword = data[key];
      keyword.key = key; // Self-reference
      array[col].push(keyword);
      col++;
      if (col == 3) col = 0;
    }
    return array;
  }

  /* -------------------------------------------- */
  static async createChatMessage(name, rollMode, chatOptions, rollData = undefined) {
    switch (rollMode) {
      case "blindroll": // GM only
        if (!game.user.isGM) {
          this.blindMessageToGM(chatOptions);

          chatOptions.whisper = [game.user.id];
          chatOptions.content = "Message only to the GM";
        }
        else {
          chatOptions.whisper = this.getUsers(user => user.isGM);
        }
        break;
      default:
        chatOptions.whisper = this.getWhisperRecipients(rollMode, name);
        break;
    }
    chatOptions.alias = chatOptions.alias || name
    let msg = await ChatMessage.create(chatOptions)
    console.log("=======>", rollData)
    msg.setFlag("world", "heritiers-roll", rollData)
  }

  /* -------------------------------------------- */
  static getBasicRollData() {
    let rollData = {
      rollId: randomID(16),
      rollMode: game.settings.get("core", "rollMode"),
      sdList: game.system.lesheritiers.config.seuilsDifficulte,
      sdValue: 0,
      bonusMalusContext: 0
    }
    return rollData
  }

  /* -------------------------------------------- */
  static updateWithTarget(rollData) {
    let target = HeritiersUtility.getTarget()
    if (target) {
      rollData.defenderTokenId = target.id
      let defender = game.canvas.tokens.get(rollData.defenderTokenId).actor
      rollData.armeDefense = defender.getBestDefenseValue()
      rollData.targetVigueur = defender.getVigueur()
      if (rollData.armeDefense) {
        rollData.difficulte = rollData.armeDefense.system.totalDefensif
      } else {
        ui.notifications.warn("Aucune arme de défense équipée, difficulté manuelle à positionner.")
      }
    }
  }

  /* -------------------------------------------- */
  static createChatWithRollMode(name, chatOptions, rollData = undefined) {
    this.createChatMessage(name, game.settings.get("core", "rollMode"), chatOptions, rollData)
  }

  /* -------------------------------------------- */
  static applyBonneAventureRoll(li, changed, addedBonus) {
    let msgId = li.data("message-id")
    let msg = game.messages.get(msgId)
    if (msg) {
      let rollData = msg.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      actor.changeBonneAventure(changed)
      rollData.isReroll = true
      rollData.textBonus = "Bonus de Points d'Aventure"
      if (addedBonus == "reroll") {
        HeritiersUtility.rollHeritiers(rollData)
      } else {
        rollData.addedBonus = addedBonus
        HeritiersUtility.bonusRollHeritiers(rollData)
      }
    }
  }

  /* -------------------------------------------- */
  static applyEclatRoll(li, changed, addedBonus) {
    let msgId = li.data("message-id")
    let msg = game.messages.get(msgId)
    if (msg) {
      let rollData = msg.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      actor.changeEclat(changed)
      rollData.isReroll = true
      rollData.textBonus = "Bonus d'Eclat"
      if (addedBonus == "reroll") {
        HeritiersUtility.rollHeritiers(rollData)
      } else {
        rollData.addedBonus = addedBonus
        HeritiersUtility.bonusRollHeritiers(rollData)
      }
    }
  }

  /* -------------------------------------------- */
  static chatRollMenu(html, options) {
    let canApply = li => canvas.tokens.controlled.length && li.find(".heritiers-roll").length
    let canApplyBA = function (li) {
      let message = game.messages.get(li.attr("data-message-id"))
      let rollData = message.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      return (!rollData.isReroll && actor.getBonneAventure() > 0)
    }
    let canApplyPE = function (li) {
      let message = game.messages.get(li.attr("data-message-id"))
      let rollData = message.getFlag("world", "heritiers-roll")
      let actor = this.getActorFromRollData(rollData)
      return (!rollData.isReroll && actor.getEclat() > 0)
    }
    options.push(
      {
        name: "Ajouer +3 (1 point de Bonne Aventure)",
        icon: "<i class='fas fa-user-plus'></i>",
        condition: canApply && canApplyBA,
        callback: li => HeritiersUtility.applyBonneAventureRoll(li, -1, "+3")
      }
    )
    options.push(
      {
        name: "Ajouter +10 (1 Point d'Eclat)",
        icon: "<i class='fas fa-user-plus'></i>",
        condition: canApply && canApplyPE,
        callback: li => HeritiersUtility.applyEclatRoll(li, -1, "+10")
      }
    )
    options.push(
      {
        name: "Relancer le dé (1 point d'Eclat)",
        icon: "<i class='fas fa-user-plus'></i>",
        condition: canApply && canApplyPE,
        callback: li => HeritiersUtility.applyEclatRoll(li, -3, "reroll")
      }
    )
    return options
  }

  /* -------------------------------------------- */
  static async confirmDelete(actorSheet, li) {
    let itemId = li.data("item-id");
    let msgTxt = "<p>Are you sure to remove this Item ?";
    let buttons = {
      delete: {
        icon: '<i class="fas fa-check"></i>',
        label: "Yes, remove it",
        callback: () => {
          actorSheet.actor.deleteEmbeddedDocuments("Item", [itemId]);
          li.slideUp(200, () => actorSheet.render(false));
        }
      },
      cancel: {
        icon: '<i class="fas fa-times"></i>',
        label: "Cancel"
      }
    }
    msgTxt += "</p>";
    let d = new Dialog({
      title: "Confirm removal",
      content: msgTxt,
      buttons: buttons,
      default: "cancel"
    });
    d.render(true);
  }

  /************************************************************************************/
  static async __create_talents_table() {
    let compName = "fvtt-les-heritiers.talents-cellule"
    const compData = await HeritiersUtility.loadCompendium(compName)
    let talents = compData.map(i => i.toObject())

    let htmlTab = "<table border='1'><tbody>";
    for (let entryData of talents) {
      console.log(entryData)
      htmlTab += `<tr><td>@UUID[Compendium.${compName}.${entryData._id}]{${entryData.name}}</td>`
      htmlTab += `<td>${entryData.system.description}</td>`;
      //htmlTab += `<td>${entryData.system.resumebonus}</td>`;
      htmlTab += "</tr>\n";
    }
    htmlTab += "</table>";
    await JournalEntry.create({ name: 'Liste des Talents de Cellule', content: htmlTab });
  }
}