Matteo Scandolo | 8a64fa4 | 2016-01-21 11:21:03 -0800 | [diff] [blame] | 1 | (function () { |
| 2 | 'use strict'; |
| 3 | |
| 4 | angular.module('xos.serviceTopology') |
| 5 | .service('Services', function($resource){ |
Matteo Scandolo | f16b379 | 2016-01-21 14:23:28 -0800 | [diff] [blame^] | 6 | return $resource('/xos/services/:id', {id: '@id'}); |
| 7 | }) |
| 8 | .service('Tenant', function($resource){ |
| 9 | return $resource('/xos/tenants'); |
| 10 | }) |
| 11 | .service('ServiceRelation', function($q, _, lodash, Services, Tenant){ |
| 12 | |
| 13 | // find all the relation defined for a given root |
| 14 | const findLevelRelation = (tenants, rootId) => { |
| 15 | return lodash.filter(tenants, service => { |
| 16 | return service.subscriber_service === rootId; |
| 17 | }); |
| 18 | }; |
| 19 | |
| 20 | // find all the service defined by a given array of relations |
| 21 | const findLevelServices = (relations, services) => { |
| 22 | const levelServices = []; |
| 23 | lodash.forEach(relations, (tenant) => { |
| 24 | var service = lodash.find(services, {id: tenant.provider_service}); |
| 25 | levelServices.push(service); |
| 26 | }); |
| 27 | return levelServices; |
| 28 | }; |
| 29 | |
| 30 | const buildLevel = (tenants, services, rootService, parentName = null) => { |
| 31 | |
| 32 | const tree = { |
| 33 | name: rootService.humanReadableName, |
| 34 | parent: parentName, |
| 35 | children: [] |
| 36 | }; |
| 37 | |
| 38 | // build an array of unlinked services |
| 39 | // these are the services that should still placed in the tree |
| 40 | var unlinkedServices = lodash.difference(services, [rootService]); |
| 41 | |
| 42 | // find all relations relative to this rootElement |
| 43 | const levelRelation = findLevelRelation(tenants, rootService.id); |
| 44 | |
| 45 | // find all items related to rootElement |
| 46 | const levelServices = findLevelServices(levelRelation, services); |
| 47 | |
| 48 | // remove this item from the list (performance |
| 49 | unlinkedServices = lodash.difference(unlinkedServices, levelServices); |
| 50 | |
| 51 | lodash.forEach(levelServices, (service) => { |
| 52 | tree.children.push(buildLevel(tenants, unlinkedServices, service, rootService.humanReadableName)); |
| 53 | }); |
| 54 | |
| 55 | return tree; |
| 56 | }; |
| 57 | |
| 58 | const buildServiceTree = (services, tenants) => { |
| 59 | |
| 60 | // find the root service |
| 61 | // it is the one attached to subsriber_root |
| 62 | // as now we have only one root so this can work |
| 63 | const rootServiceId = lodash.find(tenants, {subscriber_root: 1}).provider_service; |
| 64 | const rootService = lodash.find(services, {id: rootServiceId}); |
| 65 | |
| 66 | const serviceTree = buildLevel(tenants, services, rootService); |
| 67 | |
| 68 | return serviceTree; |
| 69 | }; |
| 70 | |
| 71 | this.get = () => { |
| 72 | var deferred = $q.defer(); |
| 73 | var services, tenants; |
| 74 | Services.query().$promise |
| 75 | .then((res) => { |
| 76 | services = res; |
| 77 | return Tenant.query().$promise; |
| 78 | }) |
| 79 | .then((res) => { |
| 80 | tenants = res; |
| 81 | deferred.resolve(buildServiceTree(services, tenants)); |
| 82 | }) |
| 83 | .catch((e) => { |
| 84 | throw new Error(e); |
| 85 | }); |
| 86 | |
| 87 | return deferred.promise; |
| 88 | } |
Matteo Scandolo | 8a64fa4 | 2016-01-21 11:21:03 -0800 | [diff] [blame] | 89 | }); |
| 90 | |
| 91 | }()); |