/public/JS/models.js

var Task = Backbone.Model.extend({
    formatDate:function (model) {
        var due_dateToFormat = moment(model.get("due_date"));
        var due_dateFormatted;
        due_dateFormatted = due_dateToFormat.format("ddd, MMM D, YYYY, h:mm a");
        model.set({
            "pretty_due_date":due_dateFormatted
        });
        if (model.get("finished_date")) {
            var finished_dateToFormat = moment(model.get("finished_date"));
            var finished_dateFormatted;
            finished_dateFormatted = finished_dateToFormat.format("ddd, MMM D, YYYY, h:mm a");
            model.set({
                "pretty_finished_date":finished_dateFormatted
            });
        }
        var now = moment(Date());
        var timeUntil = due_dateToFormat.from(now);
        model.set({"timeUntil":timeUntil});
    },
    defaults:{
        task_id:"",
        summary:"",
        description:"",
        address:"",
        priority:"",
        due_date:"",
        finished_date:"",
        user_id:"",
        comments:"",
        prior_task:"",
        sort_order:"",
        my_order:"",
        workflow:""
    },
    idAttribute:"task_id",
    urlRoot:base_url + '/task'
});

var taskOrder = Backbone.Model.extend({
    defaults:{
        id:null,
        task_order:[]
    },
    idAttribute:"id"
});

var managerOrder = new taskOrder({id:1});
var userOrder = new taskOrder({id:2});

var User = Backbone.Model.extend({
    initialize:function () {
        this.formatDisplayName(this);
        this.id = this.attributes.user_id;
        if (!this.attributes.poly_path)
            return;
        //Need to format Object correctly for Google Polygon object
        var path = this.attributes.poly_path;
        var latlngarray = [];
        for (var i = 0; i < path.length; i++) {
            latlngarray.push(new google.maps.LatLng(path[i][0], path[i][1]));
        }
        var polygon = new google.maps.Polygon({ path:latlngarray, strokeColor:"red", strokeOpacity:0.8, strokeWeight:2, fillColor:"red", fillOpacity:0.35 });
        this.set("polygon", polygon);
        var name = this.attributes.pretty_display_name;
        google.maps.event.addListener(polygon, 'click', function () {
            if (!assignMapPage.creating)
                assignMapUserClick(name);
        });
    },
    formatDisplayName:function (model) {
        var old = model.get("display_name");
        var pretty_display_name = old.capitalize();
        model.set({"pretty_display_name":pretty_display_name});
    },
    defaults:{
        user_id:"",
        email:"",
        display_name:"",
        password:"",
        task_count:"",
        manage:"",
        logged_in:"",
        pretty_display_name:"",
        poly_path:""
    },
    idAttribute:"user_id",
    urlRoot:base_url + '/user'
});

var Attachment = Backbone.Model.extend({
    defaults:{
        task_id:"",
        user_id:"",
        file_name:"",
        size:"",
        upload_date:""
    },
    urlRoot:base_url + '/attachment'
});

var Coord = Backbone.Model.extend({
    defaults:{
        task_id:"",
        long:"",
        lat:""
    },
    idAttribute:"task_id",
    urlRoot:base_url + '/coord'
});

/*** Collections ***/
var TaskCollection = Backbone.Collection.extend({
    model:Task,
    dragEnabled:false,
    reassignEnabled:false,
    forUserId:-1,
    dragging:-1,
    loadTasksForUser:function (id, opts) {
        opts = opts || {};
        this.url = base_url + '/user/' + id + '/task';
        this.fetch(opts);
        this.forUserId = id;
    },
    loadAllTasks:function (opts) {
        opts = opts || {};
        TaskColl.url = base_url + "/task";
        TaskColl.fetch(opts);
        this.forUserId = -1;
    },
    taskChanged:function (data) {
        if (this.forUserId == -1 || this.forUserId == data.task['user_id']) {
            if (TaskColl.get(data.id)) {
                var t = TaskColl.get(data.id);
                for (var k in data.task) {
                    t.set(k, data.task[k]);
                }
            } else {
                var t = new Task(data.task);
                t.id = data.id;
                TaskColl.add(t);
            }
        } else {
            TaskColl.remove(data.id);
        }
    },
    sortTasks:function (sortedBy, openMode, reassignMode) {
        this.sortedBy = sortedBy;
        this.dragEnabled = false;
        this.reassignEnabled = reassignMode;
        if (sortedBy == "my_order") {
            userOrder.url = '/data/user/' + userId + '/user-order';
            userOrder.fetch({timeout:1000, async:false});
            this.comparator = function (Task) {
                for (var t = 0; t < userOrder.get('task_order').length; t++) {
                    if (Task.get('task_id') == userOrder.get('task_order')[t]) {
                        return t;
                    }
                }
            };
            this.dragEnabled = openMode;
        } else if (sortedBy == "manager") {
            if (selectedUser)
                managerOrder.url = '/data/user/' + selectedUser.id + '/manager-order';
            else
                managerOrder.url = '/data/user/' + userId + '/manager-order';
            managerOrder.fetch({timeout:1000, async:false});
            this.comparator = function (Task) {
                for (var t = 0; t < managerOrder.get("task_order").length; t++) {
                    if (Task.get('task_id') == managerOrder.get('task_order')[t]) {
                        return t;
                    }
                }
            };
            this.dragEnabled = manage ? openMode : false;
        } else if (sortedBy == "task_id") {
            this.comparator = function (Task) {
                return Task.get("task_id");
            };
        } else if (sortedBy == "priority") {
            this.comparator = function (Task) {
                return -Task.get("priority");
            };
        } else if (sortedBy == "due_date") {
            this.comparator = function (Task) {
                return Date.parse(Task.get("due_date"));
            };
        }
        if (this.comparator)
            this.sort();
        if (this.dragEnabled)
            delete this.comparator;
    },
    saveOrder:function () {
        var order = [];
        if (this.sortedBy == "my_order") {
            userOrder.attributes.task_order = [];
            for (var i = 0; i < FilteredTaskColl.length; i++) {
                userOrder.attributes.task_order.push(parseInt(FilteredTaskColl.at(i).id));
            }
            userOrder.url = '/data/user/' + userId + '/user-order';
            userOrder.save();
        } else if (this.sortedBy == "manager") {
            managerOrder.attributes.task_order = [];
            for (var i = 0; i < FilteredTaskColl.length; i++) {
                managerOrder.attributes.task_order.push(parseInt(FilteredTaskColl.at(i).id));
            }
            managerOrder.url = '/data/user/' + selectedUser.id + '/manager-order';
            managerOrder.save();
        }
    }
});

var UserCollection = Backbone.Collection.extend({
    model:User,
    url:base_url + "/user",
    comparator:function (User) {
        return (User.get('logged_in') ? "0" : "1") + User.get('display_name');
    }
});

var CoordCollection = Backbone.Collection.extend({
    model:Coord,
    url:base_url + "/coord"
});

var AttachmentCollection = Backbone.Collection.extend({
    model:Attachment,
    url:base_url + "/attachment"
});