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path: root/static/js/src/palette-manual.js
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// manual fave palette by ohgod
$(function(){
    $('#manual-palette-button').click(manPaletteToggle);
    $('#manual-add-button').click(function () {
        addManualFav($('#manual-add-url-txt').val().trim());
        $('#manual-add-url-txt').val("");
    });
    $('#manual-remove-button').click(function () {
        removeManualFav($('#manual-add-url-txt').val().trim());
        $('#manual-add-url-txt').val("");
    });
});

var manPaletteClicked = false;
function manPaletteToggle() {
    if ($("#manual-palette").css("display") == "none") {
		    manPaletteClicked = true;
				manPaletteShow();
    } else {
		    manPaletteClicked = false;
    		manPaletteHide();
    }
};

function manPaletteHideUnlessChecked (){
	if (manPaletteClicked) return;
	manPaletteHide();
}

function manPaletteHide() {
	$("#manual-palette").css("display", "none");
	$("#manual-palette-thumbs").html("");
}

function manPaletteShow() {
    $("#manual-palette").show();
    if (! hasLocalStorage()) {
        $('#manual-palette-localstorage-error').show()
    } else if (manPaletteIsEmpty()) {
        $('#manual-palette-thumbs-empty').show();
    } else {
        manualPaletteBuildImageThumbs();
    }
};

function hasLocalStorage() {
  try {
    return 'localStorage' in window && window['localStorage'] !== null;
  } catch (e) {
    return false;
  }
}

function manPaletteIsEmpty() {
    return localStorage.manual_favs === undefined || localStorage.manual_favs === "[]" || localStorage.manual_favs === "";
};

function getManualFaves() {
    return localStorage.manual_favs ? JSON.parse(localStorage.manual_favs) : [];
};

function setManualFaves(mfavs) {
    localStorage.manual_favs = JSON.stringify(mfavs);
};

function manualPaletteBuildImageThumbs() {
    var imgs = JSON.parse(localStorage.manual_favs);
    if (imgs && imgs.length != 0) {
        for (var i = 0; i < imgs.length; i++) {
            $("#manual-palette-thumbs").append("<img onclick='paletteToChat(this)' src='" + imgs[i] + "'>");
        }
    }
};

function addManualFav(url) {
    if (!url) return;
    if (hasLocalStorage()) {
        if (manPaletteIsEmpty())
            $("#manual-palette-thumbs").html("");
        var mfavs = getManualFaves();
        if ($.inArray(url, mfavs) == -1) {
            mfavs.push(url);
            setManualFaves(mfavs);
            $("#manual-palette-thumbs").append("<img onclick='paletteToChat(this)' src='" + url + "'>");
        }
    }
};

function removeManualFav(url) {
    if (hasLocalStorage()) {
        var mfavs = getManualFaves();
        var idx = $.inArray(url, mfavs);
        if (idx != -1) {
            mfavs.splice(idx, 1);
            setManualFaves(mfavs);
            $("#manual-palette-thumbs").html("");
            manualPaletteBuildImageThumbs();
        }
    }
};