fvtt-cthulhu-eternal/module/documents/roll.mjs

export default class CthulhuEternalRoll extends Roll {
  /**
   * The HTML template path used to render dice checks of this type
   * @type {string}
   */
  static CHAT_TEMPLATE = "systems/fvtt-cthulhu-eternal/templates/chat-message.hbs"

  get type() {
    return this.options.type
  }

  get isDamage() {
    return this.type === ROLL_TYPE.DAMAGE
  }

  get target() {
    return this.options.target
  }

  get value() {
    return this.options.value
  }

  get actorId() {
    return this.options.actorId
  }

  get actorName() {
    return this.options.actorName
  }

  get actorImage() {
    return this.options.actorImage
  }

  get introText() {
    return this.options.introText
  }

  get introTextTooltip() {
    return this.options.introTextTooltip
  }

  get help() {
    return this.options.help
  }

  get gene() {
    return this.options.gene
  }

  get modifier() {
    return this.options.modifier
  }

  get resultType() {
    return this.options.resultType
  }

  get isFailure() {
    return this.resultType === "failure"
  }

  get hasTarget() {
    return this.options.hasTarget
  }

  get targetName() {
    return this.options.targetName
  }

  get targetArmor() {
    return this.options.targetArmor
  }

  get targetMalus() {
    return this.options.targetMalus
  }

  get realDamage() {
    return this.options.realDamage
  }

  /**
   * Generates introductory text based on the roll type.
   *
   * @returns {string} The formatted introductory text for the roll.
   */
  _createIntroText() {
    let text

    switch (this.type) {
      case "skill":
        const skillLabel = game.i18n.localize(`CTHULHUETERNAL.Character.FIELDS.caracteristiques.${this.target}.valeur.label`)
        text = game.i18n.format("CTHULHUETERNAL.Roll.skill", { skill: "skill" })
        text = text.concat("<br>").concat(`Seuil : ${this.treshold}`)
        break
    }
    return text
  }

  /**
   * Generates an introductory text tooltip with characteristics and modifiers.
   *
   * @returns {string} A formatted string containing the value, help, hindrance, and modifier.
   */
  _createIntroTextTooltip() {
    let tooltip = game.i18n.format("CTHULHUETERNAL.Tooltip.saveIntroTextTooltip", { value: this.value, help: this.help, gene: this.gene, modifier: this.modifier })
    if (this.hasTarget) {
      tooltip = tooltip.concat(`<br>Target : ${this.targetName}`)
    }
    return tooltip
  }

  /**
   * Prompt the user with a dialog to configure and execute a roll.
   *
   * @param {Object} options Configuration options for the roll.
   * @param {string} options.rollType The type of roll being performed.
   * @param {string} options.rollTarget The target of the roll.
   * @param {string} options.actorId The ID of the actor performing the roll.
   * @param {string} options.actorName The name of the actor performing the roll.
   * @param {string} options.actorImage The image of the actor performing the roll.
   * @param {boolean} options.hasTarget Whether the roll has a target.
   * @param {Object} options.data Additional data for the roll.
   *
   * @returns {Promise<Object|null>} The roll result or null if the dialog was cancelled.
   */
  static async prompt(options = {}) {
    let formula = "1d100"
    switch (options.rollType) {
      case "skill":
        console.log(options.rollItem)
        options.targetScore = options.rollItem.system.computeScore()
        break
      case "characteristic":
        options.targetScore = options.rollItem.value * 5
        break
      default:
        options.targetScore = 50
        break
    }

    const rollModes = Object.fromEntries(Object.entries(CONFIG.Dice.rollModes).map(([key, value]) => [key, game.i18n.localize(value)]))
    const fieldRollMode = new foundry.data.fields.StringField({
      choices: rollModes,
      blank: false,
      default: "public",
    })

    const choiceModifier = {
      "-10": "-10",
      "-20": "-20",
      "-40": "-40",
      0: "0",
      "+10": "+10",
      "+20": "+20",
      "+40": "+40",
    }

    let modifier = "0"
    let targetMalus = "0"
    let targetName
    let targetArmor

    let dialogContext = {
      rollType: options.rollType,
      rollItem: foundry.utils.duplicate(options.rollItem), // Object only, no class
      targetScore: options.targetScore,
      rollModes,
      fieldRollMode,
      choiceModifier,
      formula,
      hasTarget: options.hasTarget,
      modifier,
      targetName,
      targetArmor
    }
    const content = await renderTemplate("systems/fvtt-cthulhu-eternal/templates/roll-dialog.hbs", dialogContext)

    const title = CthulhuEternalRoll.createTitle(options.rollType, options.rollTarget)
    const label = game.i18n.localize("CTHULHUETERNAL.Roll.roll")
    const rollContext = await foundry.applications.api.DialogV2.wait({
      window: { title: title },
      classes: ["fvtt-cthulhu-eternal"],
      content,
      buttons: [
        {
          label: label,
          callback: (event, button, dialog) => {
            const output = Array.from(button.form.elements).reduce((obj, input) => {
              if (input.name) obj[input.name] = input.value
              return obj
            }, {})
            return output
          },
        },
      ],
      rejectClose: false, // Click on Close button will not launch an error
      render: (event, dialog) => {
      },
    })

    // If the user cancels the dialog, exit
    if (rollContext === null) return

    const rollData = {
      rollType: options.rollType,
      rollItem: options.rollItem,
      actorId: options.actorId,
      actorName: options.actorName,
      actorImage: options.actorImage,
      rollMode: rollContext.visibility,
      hasTarget: options.hasTarget,
      targetName,
      targetArmor,
      targetMalus,
      ...rollContext,
    }

    // Update target score
    rollData.targetScore =  options.targetScore + Number(rollData.modifier) 
    
    /**
     * A hook event that fires before the roll is made.
     */
    if (Hooks.call("fvtt-cthulhu-eternal.preRoll", options, rollData) === false) return

    const roll = new this(formula, options.data, rollData)
    await roll.evaluate()

    let resultType = "failure"
    if (roll.total <= rollData.targetScore) {
      resultType = "success"
    }

    roll.options.resultType = resultType
    roll.options.introText = roll._createIntroText()
    roll.options.introTextTooltip = roll._createIntroTextTooltip()

    /**
     * A hook event that fires after the roll has been made.
     */
    if (Hooks.call("fvtt-cthulhu-eternal.Roll", options, rollData, roll) === false) return

    return roll
  }

  /**
   * Creates a title based on the given type.
   *
   * @param {string} type The type of the roll.
   * @param {string} target The target of the roll.
   * @returns {string} The generated title.
   */
  static createTitle(type, target) {
    switch (type) {
      case "skill":
        return `${game.i18n.localize("CTHULHUETERNAL.Dialog.titleSkill")}`
      default:
        return game.i18n.localize("CTHULHUETERNAL.Dialog.titleStandard")
    }
  }

  /** @override */
  async render(chatOptions = {}) {
    let chatData = await this._getChatCardData(chatOptions.isPrivate)
    return await renderTemplate(this.constructor.CHAT_TEMPLATE, chatData)
  }

  /**
   * Generates the data required for rendering a roll chat card.
   *
   * @param {boolean} isPrivate Indicates if the chat card is private.
   * @returns {Promise<Object>} A promise that resolves to an object containing the chat card data.
   * @property {Array<string>} css - CSS classes for the chat card.
   * @property {Object} data - The data associated with the roll.
   * @property {number} diceTotal - The total value of the dice rolled.
   * @property {boolean} isGM - Indicates if the user is a Game Master.
   * @property {string} formula - The formula used for the roll.
   * @property {number} total - The total result of the roll.
   * @property {boolean} isFailure - Indicates if the roll is a failure.
   * @property {string} actorId - The ID of the actor performing the roll.
   * @property {string} actingCharName - The name of the character performing the roll.
   * @property {string} actingCharImg - The image of the character performing the roll.
   * @property {string} introText - Introductory text for the roll.
   * @property {string} introTextTooltip - Tooltip for the introductory text.
   * @property {string} resultType - The type of result (e.g., success, failure).
   * @property {boolean} hasTarget - Indicates if the roll has a target.
   * @property {string} targetName - The name of the target.
   * @property {number} targetArmor - The armor value of the target.
   * @property {number} realDamage - The real damage dealt.
   * @property {boolean} isPrivate - Indicates if the chat card is private.
   * @property {string} cssClass - The combined CSS classes as a single string.
   * @property {string} tooltip - The tooltip text for the chat card.
   */
  async _getChatCardData(isPrivate) {
    const cardData = {
      css: [SYSTEM.id, "dice-roll"],
      data: this.data,
      diceTotal: this.dice.reduce((t, d) => t + d.total, 0),
      isGM: game.user.isGM,
      rollItem: this.options.rollItem,
      targetScore: this.options.targetScore,
      rollType: this.options.rollType,
      formula: this.formula,
      total: this.total,
      isFailure: this.isFailure,
      actorId: this.actorId,
      actingCharName: this.actorName,
      actingCharImg: this.actorImage,
      introText: this.introText,
      introTextTooltip: this.introTextTooltip,
      resultType: this.resultType,
      hasTarget: this.hasTarget,
      targetName: this.targetName,
      targetArmor: this.targetArmor,
      realDamage: this.realDamage,
      isPrivate: isPrivate,
    }
    console.log(cardData)
    cardData.cssClass = cardData.css.join(" ")
    cardData.tooltip = isPrivate ? "" : await this.getTooltip()
    return cardData
  }

  /**
   * Converts the roll result to a chat message.
   *
   * @param {Object} [messageData={}] Additional data to include in the message.
   * @param {Object} options Options for message creation.
   * @param {string} options.rollMode The mode of the roll (e.g., public, private).
   * @param {boolean} [options.create=true] Whether to create the message.
   * @returns {Promise} - A promise that resolves when the message is created.
   */
  async toMessage(messageData = {}, { rollMode, create = true } = {}) {
    super.toMessage(
      {
        isFailure: this.resultType === "failure",
        introText: this.introText,        
        introTextTooltip: this.introTextTooltip,
        actingCharName: this.actorName,
        actingCharImg: this.actorImage,
        hasTarget: this.hasTarget,
        targetName: this.targetName,
        targetArmor: this.targetArmor,
        targetMalus: this.targetMalus,
        realDamage: this.realDamage,
        ...messageData,
      },
      { rollMode: rollMode },
    )
  }

}