spniCore.js

/************************************************************
 * The player clicked the player tags button. Shows the player tags modal.
 ************************************************************/
function showPlayerTagsModal () {
    if (document.forms['player-tags'].elements.length <= 6) {
        /* maybe move this data to an external file if the hardcoded stuff changes often enough */
        var playerOptions = {
            'hair_length' : [
                {value: 'bald', text: 'Bald - No Hair'},
                {value: 'short_hair', text: 'Short Hair - Does Not Pass Jawline'},
                {value: 'medium_hair', text: 'Medium Hair - Reaches Between Jawline and Shoulders'},
                {value: 'long_hair', text: 'Long Hair - Reaches Beyond Shoulders'},
                {value: 'very_long_hair long_hair', text: 'Very Long Hair - Reaches the Thighs or Beyond'}
            ],
            'physical_build' : [
                {value: 'chubby'},
                {value: 'athletic'},
                {value: 'muscular athletic'}
            ],
            'height' : [
                {value: 'tall'},
                {value: 'average'},
                {value: 'short'}
            ],
            'pubic_hair_style' : [
                {value: 'shaved'},
                {value: 'trimmed'},
                {value: 'hairy'}
            ],
            'maleOnly_circumcision' : [
                {value: 'circumcised'},
                {value: 'uncircumcised'}
            ]
        }

        for (var choiceName in playerOptions) {
            var parsedName = choiceName.match(/^([^_]+)Only_(.*$)/) || [,'',choiceName];
            var choiceElem = '<label class="player-tag-select ' + parsedName[1] + '">Choose a' + ('aeiou'.includes(parsedName[2].charAt(0)) ? 'n ' : ' ');
            choiceElem += parsedName[2].replace(/_/g, ' ') + ':';
            choiceElem += '<select name="' + parsedName[2] + '"' + (parsedName[1] ? ' class="' + parsedName[1] + '"' : '') + '><option value=""></option>';
            playerOptions[choiceName].forEach(function(choice) {
                var choiceText = choice.text || choice.value.charAt(0).toUpperCase() + choice.value.split(' ')[0].slice(1);
                choiceElem += '<option value="' + choice.value + '">' + choiceText + '</option>';
            });

            choiceElem += '</select></label>';
            choiceElem = document.createRange().createContextualFragment(choiceElem);
            document.forms['player-tags'].appendChild(choiceElem);
        }

        // Safari doesn't support color inputs properly!
        var hairColorPicker = document.getElementById('hair_color_picker');
        var selectionType;
        try {
            selectionType = typeof hairColorPicker.selectionStart;
        } catch(e) {
            selectionType = null;
        }
        if (true || selectionType === 'number') {
            var hairColors = ['black_hair', 'white_hair', 'brunette', 'ginger', 'blonde',
                'green_hair exotic_hair', 'blue_hair exotic_hair', 'purple_hair exotic_hair', 'pink_hair exotic_hair'];
            var eyeColors = ['dark_eyes', 'pale_eyes', 'red_eyes', 'amber_eyes', 'green_eyes', 'blue_eyes', 'violet_eyes'];
            var hairColorOptions = '';
            var eyeColorOptions = '';
            hairColors.forEach(function(tag) {
                hairColorOptions += '<option value="' + tag + '">' + tag.split(' ')[0] + '</option>';
            });
            eyeColors.forEach(function(tag) {
                eyeColorOptions += '<option value="' + tag + '">' + tag + '</option>';
            });
            $(hairColorPicker.parentNode).replaceWith('<select name="hair_color"><option value=""></option>' + hairColorOptions + '</select>');
            $(document.getElementById('eye_color_picker').parentNode).replaceWith('<select name="eye_color"><option value=""></option>' + eyeColorOptions + '</select>');
        }

        var rgb2hsv = function(rgb) {
          var r = parseInt(rgb.slice(1,3), 16)/255;
          var g = parseInt(rgb.slice(3,5), 16)/255;
          var b = parseInt(rgb.slice(5), 16)/255;

          var min = Math.min(r, Math.min(g,b));
          var max = Math.max(r, Math.max(g,b));

          if (max === 0) {
            return [0,0,0];
          }

          var maxOffset = max === r ? 0 : (max === g ? 2 : 4);
          var delta = max === r ? g-b : (max === g ? b-r : r-g);

          var h = 60 * (maxOffset + delta / (max - min));
          if (h < 0) {
            h += 360;
          }

          return [h, (max - min) / max * 100, max * 100];
        }

        /* convert the raw colors to corresponding tags and display next to selector */
        $('input[type=color]').on('input', function() {
            var h, s, v;
            [h,s,v] = rgb2hsv(this.value);

            var tag;
            color2tag:
            if (this.id === 'hair_color_picker') {
              delete this.previousElementSibling.dataset.exotic;
              if (v < 10) {
                tag = 'black_hair';
                break color2tag;
              }

              if (s < 25) {
                if (v < 30) {
                  tag = 'black_hair';
                } else {
                  tag = 'white_hair';
                }
                break color2tag;
              }

              if (s < 50 && h > 20 && h < 50) {
                tag = 'brunette';
                break color2tag;
              }

              if (h < 50) {
                tag = 'ginger';
              } else if (h < 65) {
                tag = 'blonde';
              } else if (h < 325) {
                this.previousElementSibling.dataset.exotic = 'exotic_hair';
                if (h < 145) {
                  tag = 'green_hair';
                } else if (h < 255) {
                  tag = 'blue_hair';
                } else if (h < 290) {
                  tag = 'purple_hair';
                } else {
                  tag = 'pink_hair';
                }
              } else {
                tag = 'ginger';
              }
            } else if (this.id === 'eye_color_picker') {

              if (v < 25) {
                tag = 'dark_eyes';
                break color2tag;
              }

              if (s < 20) {
                tag = 'pale_eyes';
                break color2tag;
              }

              if (h < 15) {
                tag = 'red_eyes';
              } else if (h < 65) {
                tag = 'amber_eyes';
              } else if (h < 145) {
                tag = 'green_eyes';
              } else if (h < 255) {
                tag = 'blue_eyes';
              } else if (h < 325) {
                tag = 'violet_eyes';
              } else {
                tag = 'red_eyes';
              }
            }

            this.previousElementSibling.value = tag || '';
        });

        $('input[name=skin_color_picker]').on('input', function() {
            if (this.value < 25) {
                tag = 'pale-skinned';
            } else if (this.value < 50) {
                tag = 'fair-skinned';
            } else if (this.value < 75) {
                tag = 'olive-skinned';
            } else {
                tag = 'dark-skinned';
            }

            this.previousElementSibling.value = tag || '';
        });

        $('.modal-button.clearSelections').click(function() {
            var formElements = document.forms['player-tags'].elements;
            for (var i = 0; i < formElements.length; i++) {
                if (formElements[i].type !== 'color') {
                    formElements[i].value = '';
                }
            }
        });
    }

    $playerTagsModal.modal('show');
}

/************************************************************
 * The player clicked on a table opacity button.
 ************************************************************/
function toggleTableVisibility () {
	if (tableOpacity > 0) {
		$gameTable.fadeOut();
		tableOpacity = 0;
	} else {
		$gameTable.fadeIn();
		tableOpacity = 1;
	}
}

function forceTableVisibility(state) {
    if (!state) {
		$gameTable.fadeOut();
		tableOpacity = 0;
	} else {
		$gameTable.fadeIn();
		tableOpacity = 1;
	}
}

/**********************************************************************
 *****                     Utility Functions                      *****
 **********************************************************************/

/************************************************************
 * Returns a random number in a range.
 ************************************************************/
function getRandomNumber (min, max) {
	return Math.floor(Math.random() * (max - min) + min);
}

/************************************************************
 * Changes the first letter in a string to upper case.
 ************************************************************/
String.prototype.initCap = function() {
	return this.substr(0, 1).toUpperCase() + this.substr(1);
}

/************************************************************
 * Counts the number of elements that evaluate as true, or,
 * if a function is provided, passes the test implemented by it.
 ************************************************************/
Array.prototype.countTrue = function(func) {
    var count = 0;
    for (var i = 0; i < this.length; i++) {
        if (i in this
            && (func ? func(this[i], i, this) : this[i])) {
            count++;
        }
    }
    return count;
}

/************************************************************
 * Generate a random alphanumeric ID.
 ************************************************************/
function generateRandomID() {
    var ret = ''
    for (let i=0;i<10;i++) {
        ret += 'abcdefghijklmnopqrstuvwxyz1234567890'[getRandomNumber(0,36)]
    }

    return ret;
}

/**********************************************************************
 * Returns the width of the visible screen in pixels.
 **/
function getScreenWidth ()
{
	/* fetch all game screens */
	var screens = document.getElementsByClassName('screen');

	/* figure out which screen is visible */
	for (var i = 0; i < screens.length; i++)
    {
		if (screens[i].offsetWidth > 0)
        {
			/* this screen is currently visible */
			return screens[i].offsetWidth;
		}
	}
}

/**********************************************************************
 * Automatically adjusts the size of all font based on screen width.
 **/
function autoResizeFont ()
{
	/* resize font */
	var screenWidth = getScreenWidth();
	document.body.style.fontSize = (14*(screenWidth/1000))+'px';

	if (backgroundImage && backgroundImage.height && backgroundImage.width) {
		var w = window.innerWidth, h = window.innerHeight;
		if (h > (3/4) * w) {
			h = (3/4) * w;
		} else {
			w = 4 * h / 3;
		}
		var ar = backgroundImage.width / backgroundImage.height;
		if (ar > 4/3) {
			var scale = Math.sqrt(16/9 / ar);
			$("body").css("background-size", "auto " + Math.round(scale * h) + "px");
		} else {
			var scale = Math.sqrt(ar);
			$("body").css("background-size", Math.round(scale * w) + "px auto");
		}
	}
	/* set up future resizing */
	window.onresize = autoResizeFont;
}

/* Get the number of players loaded, including the human player.*/
function countLoadedOpponents() {
    return players.reduce(function (a, v) { return a + (v ? 1 : 0); }, 0);
}