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leveraging cloudant query to get docs back in the correct order based on properties.timestamp. #2

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leveraging cloudant query to get docs back in the correct order based on properties.timestamp. #2

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2a88a7a
leveraging cloudant query to get docs back in the correct order based…
seanbarclay Apr 15, 2015
e6a00ae
modified app.js line 386 to get back a more verbose error message
Apr 15, 2015
ea7ffdb
now using latest pouchdb via CDN
Sep 15, 2015
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2 changes: 1 addition & 1 deletion _attachments/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@

<script src="//cdn.jsdelivr.net/velocity/1.2.1/velocity.min.js"></script>
<script src="//cdn.jsdelivr.net/velocity/1.2.1/velocity.ui.min.js"></script>
<script src="script/pouchdb.min.js"></script>
<script src="//cdn.jsdelivr.net/pouchdb/4.0.2/pouchdb.min.js"></script>
<script src="script/app.js"></script>


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65 changes: 44 additions & 21 deletions _attachments/script/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ angular.module('locationTrackingApp', ['ngAnimate', 'ngRoute'])

.value("map", {})
.value("watchID", null)
.value("remotedb", 'https://USERNAME:PASSWORD@USERNAME.cloudant.com/locationtracker')
.value("remotedb", 'https://rajsingh:genjisan@rajsingh.cloudant.com/locationtracker')
.value("num", 0)
.value("successMessage", {})
.value("errorMessage", "error")
Expand Down Expand Up @@ -279,23 +279,8 @@ angular.module('locationTrackingApp', ['ngAnimate', 'ngRoute'])

/* triggered from velocity callback within the animation module `enter` hook */
$scope.transEnter = function() {
var db = pouchResult;
var _len;

// get the length of docs and store it in _len
db.info(function(err, info) {
_len = info.doc_count;
});

// use alldocs to get the object rows, then run a loop to draw on the map.
db.allDocs({
include_docs: true,
endkey: "_"
}, function(err, response) {
for (var i = 0; i < _len - 1; i++) {
updateMovingLayer(response.rows[i].doc);
};
})
var db = pouchResult.$$state.value.docs;
var _len = db.length;

/* instantiate Leaflet map */
mapResult = new L.Map('mapResult');
Expand Down Expand Up @@ -356,9 +341,17 @@ angular.module('locationTrackingApp', ['ngAnimate', 'ngRoute'])
}).addTo(mapResult);

function updateMovingLayer(doc) {
// console.log(doc.properties.timestamp);
// console.log(doc.geometry.coordinates);
movementLayer.addData(doc);
mapResult.fitBounds(movementLayer.getBounds());
}

/* Run loop to take docs and begin drawing map points*/
for (var i = 0; i < _len - 1; i++) {
updateMovingLayer(db[i]);
};

};

/* triggered from velocity callback within the animation module `enter` hook */
Expand All @@ -377,12 +370,42 @@ angular.module('locationTrackingApp', ['ngAnimate', 'ngRoute'])


/* cloudant db storage for result map */
.factory('pouchResult', ["remotedb", function(remotedb) {
var db = new PouchDB(remotedb);
return db;
// .factory('pouchResult', ["remotedb", function(remotedb) {
// var db = new PouchDB(remotedb);
// return db;
// }])
/* cloudant db storage for result map */
.factory('pouchResult', ['remotedb', '$http', function(remotedb, $http) {

function handleSuccess( response ) {
console.log(response.data);
return( response.data );
};

function handleError( response ) {
console.log("err: "+JSON.stringify(response.data));
return( response.data );
};

var request = $http({
method: "post",
url: remotedb +'/_find',

data: {
"selector": {"properties.timestamp": {"$gt":1}},
"sort": [{"properties.timestamp": "asc"}],
// "limit": 400,
"skip": 0
}
}
);

return (request.then( handleSuccess, handleError));
}])




/* Directive used on controller items to allow for multiple trans in/out */
.directive('animationdirective', ['$animate', '$timeout',
function($animate, $timeout) {
Expand Down