git ssb

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/**
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 * This implements Messages for Primea
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 * @module primea-message
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 */
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module.exports = class Message {
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  /**
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   * @param {Object} opts
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   * @param {ArrayBuffer} opts.data - the payload of the message
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   * @param {Array<Object>} opts.ports - an array of ports to send in the message
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   */
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  constructor (opts = {}) {
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    const defaults = this.constructor.defaults
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    this._opts = Object.assign(defaults, opts)
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    // set by the kernel
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    this._hops = 0
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    this._fromTicks = 0
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  }
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  toJSON () {
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    return this._opts
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  }
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  /**
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   * Returns the messages payload
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   * @returns {ArrayBuffer}
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   */
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  get data () {
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    return this._opts.data
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  }
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  /**
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   * Returns an array of ports that a message is carrying
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   * @returns {[]}
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   */
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  get caps () {
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    return this._opts.caps
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  }
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  /**
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   * Returns the messages payload
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   * @returns {ArrayBuffer}
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   */
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  get ticks () {
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    return this._opts.ticks
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  }
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  /**
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   * returns the number of hops a packet has undergone
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   * @returns {integer}
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   */
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  get hops () {
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    return this._hops
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  }
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  static get defaults () {
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    return {
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      ticks: 0,
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      data: new ArrayBuffer([]),
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      caps: []
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    }
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  }
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}
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