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/*

* Copyright (c) 2020 MarkLogic Corporation

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

var should = require('should');

var util = require('util');

var valcheck = require('core-util-is');

var testconfig = require('../etc/test-config.js');

var testutil = require('./test-util.js');

var marklogic = require('../');

var q = marklogic.queryBuilder;

var db = marklogic.createDatabaseClient(testconfig.restTemporalConnection);

var restAdminDB = marklogic.createDatabaseClient(testconfig.restAdminConnection);

/* ASSUMPTION: this test will not be run more frequently

* than once every 10 seconds. To run more frequently,

* adjust the temporal intervals accordingly.

*/

describe('temporal document', function() {

var uri1 = '/test/temporal/doc1.json';

var uri2 = '/test/temporal/doc2.json';

var rangeStart = new Date();

var baseSeconds = getBaseSeconds(rangeStart);

rangeStart.setSeconds(baseSeconds);

var validStart = new Date(rangeStart.getTime());

validStart.setSeconds(baseSeconds + 1);

var validEnd = new Date(rangeStart.getTime());

validEnd.setSeconds(baseSeconds + 5);

var rangeEnd = new Date(rangeStart.getTime());

rangeEnd.setSeconds(baseSeconds + 6);

it('should write and read temporal documents', function(done) {

db.documents.write({

temporalCollection: 'temporalCollection',

documents:[{

uri: uri1,

contentType: 'application/json',

content: {

property1: 'belief 1',

systemStartTime: '1111-11-11T11:11:11Z',

systemEndTime: '9999-12-31T23:59:59Z',

validStartTime: validStart,

validEndTime: validEnd

}

},{

uri: uri2,

contentType: 'application/json',

content: {

property1: 'belief 2',

systemStartTime: '1111-11-11T11:11:11Z',

systemEndTime: '9999-12-31T23:59:59Z',

validStartTime: validStart,

validEndTime: validEnd

}

}]})

.result(function(response){

var documents = response.documents;

documents.should.have.property('length');

documents.length.should.equal(2);

response.should.have.property('systemTime');

var uris = documents.map(function(document){return document.uri;});

return db.documents.read(uris).result();

})

.then(function(documents){

documents.should.have.property('length');

documents.length.should.equal(2);

var latestNow = Date.now();

for (var i=0; i < 2; i++) {

var document = documents[i];

document.should.have.property('content');

document.content.should.have.property('systemStartTime');

var documentStart = new Date(document.content.systemStartTime).getTime();

latestNow.should.be.greaterThan(documentStart);

}

done();})

.catch(done);

});

it('should advance the LSQT', function(done) {

restAdminDB.documents.advanceLsqt('temporalCollection', 60)

.result(function(response) {

response.should.have.property('lsqt');

var parsed = Date.parse(response['lsqt']);

valcheck.isNumber(parsed).should.equal(true);

done();

})

.catch(done);

});

/* TODO: requires a REST interface to temporal:advance-lsqt() to create the collection LSQT document

it('should query temporal documents relative to lsqt', function(done) {

db.documents.query(q.where(

q.lsqtQuery('temporalCollection')

))

.result(function(documents) {

documents.should.have.property('length');

documents.length.should.equal(2);

var checked = documents.filter(function(document){

return document.uri === uri1 || document.uri === uri2;

});

checked.should.have.property('length');

checked.length.should.equal(2);

done();

})

.catch(done);

});

*/

it('should query a range of temporal documents', function(done) {

db.documents.query(q.where(

q.periodRange('validTime', 'aln_contained_by', q.period(rangeStart, rangeEnd))

))

.result(function(documents) {

documents.should.have.property('length');

documents.length.should.equal(2);

var checked = documents.filter(function(document){

return document.uri === uri1 || document.uri === uri2;

});

checked.should.have.property('length');

checked.length.should.equal(2);

done();

})

.catch(done);

});

it('should remove temporal documents', function(done) {

var delUri1 = '/test/temporal/deletableDoc1.json';

db.documents.write({

temporalCollection: 'temporalCollection',

documents:[{

uri: delUri1,

contentType: 'application/json',

content: {

property1: 'deletable belief',

systemStartTime: '1111-11-11T11:11:11Z',

systemEndTime: '9999-12-31T23:59:59Z',

validStartTime: validStart,

validEndTime: validEnd

}

}]})

.result(function(response) {

response.should.have.property('systemTime');

return db.documents.remove({

temporalCollection: 'temporalCollection',

uris: delUri1

}).result();

})

.then(function(response) {

response.should.have.property('systemTime');

return db.documents.query(q.where(

q.document(delUri1),

q.periodRange('validTime', 'aln_contained_by', q.period(rangeStart, rangeEnd))

)).result();

})

.then(function(documents) {

documents.should.have.property('length');

documents.length.should.equal(1);

var latestNow = Date.now();

var document = documents[0];

document.should.have.property('content');

document.content.should.have.property('systemEndTime');

var documentEnd = new Date(document.content.systemEndTime).getTime();

latestNow.should.be.greaterThan(documentEnd);

done();

})

.catch(done);

});

});

function getBaseSeconds(date) {

var seconds = date.getSeconds();

var floor=0;

while (floor < 50) {

var ceiling = floor + 10;

if (seconds < ceiling) {

break;

}

floor=ceiling;

}

seconds = floor;

return seconds;

}