let init = {
    "containers": {
	"cna": {
	    "affected": [
		{
		    "product": "Product 1",
		    "vendor": "Vendor 1",
		    "defaultStatus": "Unknown",
		    "versions": [
			{
			    "version": "2.0.0",
			    "versionType": "semver",
			    "lessThan": "2.*",
			    "status": "affected",
			    "changes": [
				{
				    "at": "2.5.2",
				    "status": "unaffected"
				},
				{
				    "at": "2.6.0",
				    "status": "affected"
				},
				{
				    "at": "2.6.3",
				    "status": "unaffected"
				}
			    ]
			}
		    ]
		},
		{
		    "product": "Product 2",
		    "vendor": "Vendor 1",
		    "defaultStatus": "Affected",		    
		    "versions": [
			{
			    "version": "0",
			    "versionType": "git",
			    "lessThan": "*",
			    "repo": "https://github.com/example/test",
			    "status": "unaffected",
			    "changes": [
				{
				    "at": "123abc...",
				    "status": "affected"
				},
				{
				    "at": "234bcd...",
				    "status": "unaffected"
				},
				{
				    "at": "567ef0...",
				    "status": "unaffected"
				}
			    ]
			}
		    ]
		}
	    ],
	    "descriptions": [
		{
		    "lang": "en",
		    "value": "A Sample from CVE Project"
		}
	    ],
	    "problemTypes": [
		{
		    "descriptions": [
			{
			    "description": "Elevation of Privilege",
			    "lang": "en",
			    "type": "text"
			}
		    ]
		}
	    ],
	    "providerMetadata": {
		"dateUpdated": "2100-06-17T00:00:00",
		"orgId": "f38d0000-7300-4000-92c1-6c4a2c647800",
		"shortName": "cveproject"
	    },
	    "references": [
		{
		    "tags": [
			"related",
			"x_refsource_MISC"
		    ],
		    "url": "https://mitre.org"
		}
	    ],
	    "state": "PUBLISHED",
	    "cveId": "CVE-2100-1000",
	    "dateUpdated": "2100-06-17T00:00:00",
	    "shortName": "cveproject",
	    "cvssList": []
	}
    },
    "cveMetadata": {
	"assignerOrgId": "f38d0000-7300-4000-92c1-6c4a2c647800",
	"assignerShortName": "cveproject",
	"cveId": "CVE-2100-1000",
	"dateUpdated": "2100-06-17T00:00:00",
	"state": "PUBLISHED"
    },
    "dataType": "CVE_RECORD",
    "dataVersion": "5.0"
}



function loadCVE(value) {
    var realId = value.toUpperCase().match(/(CVE-(\d{4})-(\d{1,12})(\d{3}))/);
    if (realId) {
	$('#cve').val(value.toUpperCase());
	var id = realId[1];
	var year = realId[2];
	var bucket = realId[3];
	var jsonURL = 'https://github.com/CVEProject/cvelistV5/tree/master/review_set/' + year + '/' + bucket + 'xxx/' + id + '.json'
	fetch('https://raw.githubusercontent.com/CVEProject/cvelistV5/master/review_set/' + year + '/' + bucket + 'xxx/' + id + '.json', {
	    method: 'GET',
	    credentials: 'omit',
	    headers: {
		'Accept': 'application/json, text/plain, */*'
	    },
	    redirect: 'error'
	})
	    .then(function (response) {
		if (!response.ok) {
		    throw Error(id + ' ' + response.statusText);
		}
		return response.json();
	    })
	    .then(function (res) {
		if (res.containers) {
		    update(res);
		    
		} else {
		    alert("CVE does not have correct information");
		}
	    })
	    .catch(function (error) {
		alert("Error in collecting CVE record for " + error.message);
	    })
    } else {
	alert("CVE number is invalid "+value);
    }
    return false;
}

function vparse(cve) {
    var rstring = '<div><ul>'
    for(var i=0; i<cve.containers.cna.affected.length; i++) {
	var p = cve.containers.cna.affected[i];
	rstring += '<li class="products text-left"> ';
	rstring += '<strong class="vendor">' + p.vendor + '</strong> - ';
	rstring += '&nbsp; ';
	rstring += '<strong class="product">' + p.product + '</strong>';
	rstring += '<blockquote class="vendorproductstatus">';
	rstring += '<div class="defaultStatus">Default Status: '
	rstring += '<strong class="status"> ' +
	    ('defaultStatus' in p ? p.defaultStatus : 'Unknown') +
	    '</strong> </div>'
	    
	if(p.versions) {
		var rows = {
		    affected: [],
		    unaffected: [],
		    unknown: []
		};
	    
            for(v of p.versions) {
		if(v.lessThan) {
                            rows[v.status].push('<code class="versionnumber">' + v.version + '</code> before <code class="versionnumber">' + v.lessThan + '</code>');
		} else if(v.lessThanOrEqual) {
                    rows[v.status].push('<code class="versionnumber"> ' + v.version + '</code> through <code class="versionnumber">' + v.lessThanOrEqual + '</code>');
		} else {
                    rows[v.status].push('<code class="versionnumber">' + v.version + '</code>');
		}
		
		if (v.version) {
                    if(v.changes) {
			for(c of v.changes) {
                            rows[c.status].push('from <code class="versionnumber">' + c.at + '</code>');
			}
			
                    }
		}	
                    
	    }
	    for(r in rows) {
		if(rows[r].length) {
		    rstring += '<strong class="status">' + r + '</strong> <ul>';
		    for(l in rows[r]) {
			rstring += '<li class="statusrow">' + rows[r][l] + '</li>';
		    }
		    rstring += "</ul>";
		}
	    }
	    rstring += '</blockquote>';
	    
	} else {
	    console.log(p);
	    rstring += 'No versions listed';
	}
	rstring += '</li>'
    }
    return rstring + '</ul></div>';
}
$('#tjson').on("change",function() {
    this.style.height = "";
    this.style.height = this.scrollHeight + "px";
});
$('#tjson').val(JSON.stringify(init,null,3)).trigger('change');
function update(p) {
    if(!p) {
	if($('#cve').val()) 
	    return loadCVE($('#cve').val());
	else
	    p = JSON.parse($('#tjson').val());
    }
    if('containers' in p) 
	$('#pv').html(vparse(p));
    $('#tjson').val(JSON.stringify(p,null,3)).trigger('change');
    
}
if(location.hash)
    loadCVE(location.hash.substr(1))
else
    update(init);