/* Xeslint-disable */

/////////////////////////////////
// General utility library
//
export default {
  ///////////////////////////////
  // CLEAN OBJECT
  // Clear all properties from object without resorting to assigning a new object (o={})
  // which can be problematic in some cases (IE bugs, watched data items in forms etc)

  removeAllPropertiesFromObject: function(o) {
    for (let variableKey in o) {
      if (o.hasOwnProperty(variableKey)) {
        delete o[variableKey];
      }
    }
  },
  /**
   * Copy a string to clipboard
   * @param  {String} string         The string to be copied to clipboard
   * @return {Boolean}               returns a boolean correspondent to the success of the copy operation.
   * Modified from an example here: https://stackoverflow.com/a/53951634/8939
   * Basically a fallback if navigator.clipboard is not available
   */
  copyToClipboard: function(string) {
    let textarea;
    let result;

    if (navigator && navigator.clipboard) {
      navigator.clipboard.writeText(string);
    } else {
      try {
        textarea = document.createElement("textarea");
        textarea.setAttribute("readonly", true);
        textarea.setAttribute("contenteditable", true);
        textarea.style.position = "fixed"; // prevent scroll from jumping to the bottom when focus is set.
        textarea.value = string;

        document.body.appendChild(textarea);

        textarea.focus();
        textarea.select();

        const range = document.createRange();
        range.selectNodeContents(textarea);

        const sel = window.getSelection();
        sel.removeAllRanges();
        sel.addRange(range);

        textarea.setSelectionRange(0, textarea.value.length);
        result = document.execCommand("copy");
      } catch (err) {
        //console.error(err);
        result = null;
      } finally {
        document.body.removeChild(textarea);
      }

      // manual copy fallback using prompt
      if (!result) {
        const isMac = navigator.platform.toUpperCase().indexOf("MAC") >= 0;
        const copyHotkey = isMac ? "⌘C" : "CTRL+C";
        result = prompt(`Press ${copyHotkey}`, string);
        if (!result) {
          return false;
        }
      }
    }
    return true;
  },
  ///////////////////////////////
  // CLEAN TAG NAME
  // Clean up a tag with same rules as server
  //
  normalizeTag: function(tagName) {
    //kebab case takes care of all the things we need for tags in one go
    tagName = window.$gz._.kebabCase(tagName);

    //No longer than 255 characters
    tagName = tagName.length > 255 ? tagName.substr(0, 255 - 1) : tagName;

    return tagName;
  },
  ///////////////////////////////
  // Quick hash for trivial purposes
  // not cryptographic
  // https://stackoverflow.com/a/7616484/8939
  //
  quickHash: function(theString) {
    let hash = 0,
      i,
      chr;
    if (theString.length === 0) return hash;
    for (i = 0; i < theString.length; i++) {
      chr = theString.charCodeAt(i);
      hash = (hash << 5) - hash + chr;
      hash |= 0; // Convert to 32bit integer
    }
    return hash;
  },
  ///////////////////////////////
  // CONVERT STRING TO BOOLEAN
  // https://stackoverflow.com/a/1414175/8939
  //
  stringToBoolean: function(string) {
    switch (string.toLowerCase().trim()) {
      case "true":
      case "yes":
      case "1":
        return true;
      case "false":
      case "no":
      case "0":
      case null:
        return false;
      default:
        return Boolean(string);
    }
  }, ///////////////////////////////
  // CONVERT STRING TO FLOAT
  // https://stackoverflow.com/a/9409894/8939
  //
  stringToFloat: function(string) {
    //null or empty then zero
    if (!string) {
      return 0;
    }

    //A number already then parse and return
    if (window.$gz._.isNumber(string)) {
      if (string === NaN) {
        return 0;
      }
      return parseFloat(string);
    }

    //Not a string at all?
    if (!window.$gz._.isString(string)) {
      return 0;
    }

    let ret = parseFloat(string.replace(/[^\d.-]/g, ""));
    if (ret == NaN) {
      return 0;
    }

    return ret;
  }

  //new functions above here
};