Merged the AssetAssignment collection with the Asset collection; Updated views for assigning assets; Added view to find asset assignments by assetId.

imports/api/assets.js

@@ -4,6 +4,8 @@ import { check } from 'meteor/check';
 import { Roles } from 'meteor/alanning:roles';
 //import SimpleSchema from "simpl-schema";
 import {AssetTypes} from "./asset-types";
+import { ReactiveAggregate } from 'meteor/tunguska:reactive-aggregate';
+import {AssetAssignments} from "/imports/api/asset-assignments";
 
 export const Assets = new Mongo.Collection('assets');
 
@@ -31,6 +33,25 @@ const AssetsSchema = new SimpleSchema({
 		index: 1,
 		unique: false
 	},
+	assigneeId: {  //Should be undefined or non-existent if not assigned.
+		type: String,
+		label: "Assignee ID",
+		optional: true,
+	},
+	assigneeType: {  // 0: Student, 1: Staff, Should be undefined or non-existent if not assigned.
+		type: SimpleSchema.Integer,
+		label: "Assignee Type",
+		optional: true,
+		min: 0,
+		max: 1,
+		exclusiveMin: false,
+		exclusiveMax: false,
+	},
+	assignmentDate: {
+		type: Date,
+		label: "Assignment Date",
+		optional: true,
+	}
 });
 Assets.attachSchema(AssetsSchema);
  */
@@ -84,9 +105,91 @@ Meteor.methods({
 		check(_id, String);
 
 		if(Roles.userIsInRole(Meteor.userId(), "admin", {anyScope:true})) {
-			//TODO: Need to first verify there are no checked out assets to the staff member.
+			//TODO: Ensure we have not assigned this asset???  Not sure if we should require unassigning first.
 			Assets.remove({_id});
 		}
 	},
+	/**
+	 * Assigns the asset to the assignee.  The assignee should either be a Student or Staff member.
+	 * @param assetId The Asset ID (eg: 'Z1Q') of the asset (asset.assetId).
+	 * @param assigneeType One of: 'Student', 'Staff'
+	 * @param assigneeId The Mongo ID of the Student or Staff (person._id).
+	 * @param date The date/time of the action.  Will be set to the current date/time if not provided.
+	 */
+	'assets.assign'(assetId, assigneeType, assigneeId, date) {
+		check(assigneeId, String);
+		check(assigneeType, String);
+		check(assetId, String);
+		if(date) check(date, Date);
+		
+		if(!date) date = new Date();
+
+		if(assigneeType !== 'Student' && assigneeType !== 'Staff') {
+			// Should never happen.
+			console.error("Error: Received incorrect assignee type in adding an assignment.");
+			console.error(assigneeType);
+		}
+		else if(Roles.userIsInRole(Meteor.userId(), "admin", {anyScope:true})) {
+			let asset = Assets.findOne({assetId});
+			
+			if(asset) {
+				if(asset.assigneeId) {
+					//TODO: Should we unassign and re-assign????
+					console.error("Asset is already assigned!  " + assetId);
+					throw new Meteor.Error("Asset is already assigned.", "Cannot assign an asset that has already been assigned.");
+				}
+				else {
+					Assets.update({assetId}, {$set: {assigneeType, assigneeId, assignmentDate: date}});
+				}
+			}
+			else {
+				console.error("Could not find the asset: " + assetId)
+			}
+		}
+	},
+	/**
+	 * Removes an assignment for the asset.
+	 * TODO: Should create a historical record.
+	 * @param assetId The Asset ID (eg: 'Z1Q') of the asset (asset.assetId).
+	 * @param date The date/time of the action.  Will be set to the current date/time if not provided.
+	 */
+	'assets.unassign'(assetId, date) {
+		check(assetId, String);
+		if(date) check(date, Date);
+		
+		if(!date) date = new Date();
+
+		if(Roles.userIsInRole(Meteor.userId(), "admin", {anyScope:true})) {
+			Assets.update({assetId}, {$unset: {assigneeType, assigneeId, assignmentDate}});
+		}
+	},
+	/**
+	 * A fix to remove the AssetAssignment collection and merge it with the Asset collection.
+	 */
+	'assets.fixAssetAssignments'() {
+		let assignmentDate = new Date();
+		//This function just removes the need for the asset-assignments collection and merges it with assets.
+		if(Roles.userIsInRole(Meteor.userId(), "admin", {anyScope:true})) {
+			let assets = Assets.find({}).fetch();
+			let assetAssignments = AssetAssignments.find({}).fetch();
+			
+			let assetMap = assets.reduce((map, obj) => {
+				map[obj.assetId] = obj;
+				return map;
+			}, {});
+			
+			console.log(assetMap);
+			console.log("");
+			
+			for(let next of assetAssignments) {
+				console.log(next);
+				let asset = assetMap[next.assetId];
+				console.log("Updating " + asset.assetId + " to be assigned to " + next.assigneeType + ": " + next.assigneeId);
+				let c = Assets.update({assetId: asset.assetId}, {$set: {assigneeType: next.assigneeType, assigneeId: next.assigneeId, assignmentDate}});
+				console.log("Updated " + c + " Assets");
+				console.log(Assets.findOne({assetId: asset.assetId}));
+			}
+		}
+	}
 });