function setCookie(cname,cvalue,exdays) {
	let d = new Date();
	d.setTime(d.getTime() + (exdays*24*60*60*1000));
	let expires = "expires=" + d.toGMTString();
	document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
}

function getCookie(cname) {
	let name = cname + "=";
	let decodedCookie = decodeURIComponent(document.cookie);
	let ca = decodedCookie.split(';');
	for(let i = 0; i < ca.length; i++) {
		let c = ca[i];
		while (c.charAt(0) == ' ') {
			c = c.substring(1);
		}
		if (c.indexOf(name) == 0) {
			return c.substring(name.length, c.length);
		}
	}
	return "";
}

function setFontCookie() {
	if (!getCookie('f16')) {
		setCookie('f16', 16, 1);
		setCookie('f18', 18, 1);
		setCookie('f14', 14, 1);                        
		setCookie('f12', 12, 1);
	} else {
		const c  = parseFloat(getCookie('f16'));
		if (c != 16) {
		  $("body, label, select, textarea, input, .megamenu, .btn:not(button)").css({'font-size' : getCookie('f16') + 'px'});
		  $("select, textarea, input, .btn:not(button)").css({'min-height' : (getCookie('f16')*2) + 'px'});
		  $("h5:not('.no-ch'),.h5,.lead").css({'font-size' : getCookie('f18') + 'px'});
		  $("ul:not('.no-ch'),table,p:not('.lead')").css({'font-size' : getCookie('f14') + 'px'});
		  $(".agente-info span").css({'font-size' : getCookie('f12') + 'px'});
		}	
	}
}
function resetFontCookie() {
	$("body, label, select, textarea, input, .btn:not(button), .megamenu").animate({'font-size' : '16px'});
	$("select, textarea, input, .btn").animate({'min-height' : '30px'});
	$("h5:not('.no-ch'),.h5,.lead").animate({'font-size' : '18px'});
	$("ul:not('.no-ch'),table,p:not('.lead')").animate({'font-size' : '14px'});
	$(".agente-info span").animate({'font-size' : '12px'});

	setCookie('f12', 12, 1);
	setCookie('f14', 14, 1);
	setCookie('f16', 16, 1);
	setCookie('f18', 18, 1);		
}
function changeFont(s) {
	let f12 = getCookie('f12');
	f12 = s=='inc' ? parseInt(f12) + 1.4 : parseInt(f12) - 1.4;
	setCookie('f12', f12, 1);

	let f14 = getCookie('f14');
	f14 = s=='inc' ? parseInt(f14) + 1.4 : parseInt(f14) - 1.4;
	setCookie('f14', f14, 1);

	let f16 = getCookie('f16');
	f16 = s=='inc' ? parseInt(f16) + 1.4 : parseInt(f16) - 1.4;
	setCookie('f16', f16, 1);

	let f18 = getCookie('f18');
	f18 = s=='inc' ? parseInt(f18) + 1.4 : parseInt(f18) - 1.4;
	setCookie('f18', f18, 1);

	$("body, label, select, textarea, input, .btn:not(button), .megamenu").animate({'font-size' : f16 + 'px'});
	$("select, textarea, input, .btn").animate({'min-height' : (f16*2) + 'px'});
	$("h5:not('.no-ch'),.h5,.lead").animate({'font-size' : f18 + 'px'});
	$("ul:not('.no-ch'),table,p:not('.lead')").animate({'font-size' : f14 + 'px'});
	$(".agente-info span").animate({'font-size' : f12 + 'px'});
}
$(document).ready(function() {
	// aumentando a fonte
	$(".inc-font").click(function (event) {
		event.preventDefault();
		changeFont('inc');
	});
	//diminuindo a fonte
	$(".dec-font").click(function (event) {
		event.preventDefault();
		changeFont('dec');
	});
	// resetando a fonte
	$(".res-font").click(function (event) {
		event.preventDefault();
		resetFontCookie();
	});	
	setFontCookie();
});