Merge 3e336f9 into f8a630b

.babelrc

@@ -0,0 +1,22 @@
+{
+  "presets": [
+    [
+      "env",
+      {
+        "targets": {
+          "node": "4"
+        }
+      }
+    ]
+  ],
+  "plugins": [
+    "transform-runtime"
+  ],
+  "env": {
+    "test": {
+      "plugins": [
+        "istanbul"
+      ]
+    }
+  }
+}

.eslintrc

@@ -0,0 +1,16 @@
+{
+  "parser": "babel-eslint",
+  "env": {
+    "mocha": true,
+    "node": true,
+    "es6": true
+  },
+  "parserOptions": {
+    "ecmaVersion": 8,
+    "sourceType": "module"
+  },
+  "extends": "loopback",
+  "globals": {
+    "should": true
+  }
+}

.gitignore

@@ -1,59 +1,33 @@
 # Logs
 logs
 *.log
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
 
 # Runtime data
 pids
 *.pid
 *.seed
-*.pid.lock
 
 # Directory for instrumented libs generated by jscoverage/JSCover
 lib-cov
 
 # Coverage directory used by tools like istanbul
 coverage
-
-# nyc test coverage
 .nyc_output
 
 # Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
 .grunt
 
-# Bower dependency directory (https://bower.io/)
-bower_components
-
 # node-waf configuration
 .lock-wscript
 
 # Compiled binary addons (http://nodejs.org/api/addons.html)
 build/Release
 
-# Dependency directories
-node_modules/
-jspm_packages/
-
-# Typescript v1 declaration files
-typings/
-
-# Optional npm cache directory
-.npm
-
-# Optional eslint cache
-.eslintcache
-
-# Optional REPL history
-.node_repl_history
-
-# Output of 'npm pack'
-*.tgz
-
-# Yarn Integrity file
-.yarn-integrity
+# Dependency directory
+# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
+node_modules
 
-# dotenv environment variables file
-.env
+# JetBrains IDE
+.idea
 
+dist

.npmignore

@@ -0,0 +1,35 @@
+# Logs
+logs
+*.log
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directory
+# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
+node_modules
+
+# JetBrains IDE
+.idea
+
+dist
+test
+.travis.yml

.nycrc

@@ -0,0 +1,7 @@
+{
+  "require": [
+    "babel-register"
+  ],
+"sourceMap": false,
+"instrument": false
+}

.travis.yml

@@ -0,0 +1,26 @@
+language: node_js
+
+node_js:
+  - 4
+  - 6
+  - 8
+
+env:
+  - ARANGODB_VERSION=3.1
+  - ARANGODB_VERSION=3.2
+
+before_install:
+  - chmod +x ./test/travis/setup_arangodb.sh
+  - ./test/travis/setup_arangodb.sh
+
+after_success:
+  - npm run lint
+  - npm run coverage
+  - npm run nsp
+
+after_script:
+  - ./test/travis/teardown_arangodb.sh
+
+branches:
+  only:
+    - master

package.json

@@ -0,0 +1,59 @@
+{
+  "name": "loopback-graph-arangodb",
+  "version": "0.0.0",
+  "description": "A mixin to handle arangodb edges for loopback models",
+  "main": "dist/index.js",
+  "engines": {
+    "node": ">=4"
+  },
+  "scripts": {
+    "lint": "eslint lib/**/*.js test/**/*.js",
+    "test": "cross-env NODE_ENV=test nyc mocha",
+    "nsp": "nsp check",
+    "build": "babel src -d dist",
+    "coverage": "nyc report --reporter=text-lcov | coveralls",
+    "prepublishOnly": "npm run build"
+  },
+  "files": [
+    "dist"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/mrbatista/loopback-graph-arangodb.git"
+  },
+  "author": "Matteo Padovano <mrba7ista@gmail.com>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/mrbatista/loopback-graph-arangodb/issues"
+  },
+  "homepage": "https://github.com/mrbatista/loopback-graph-arangodb#readme",
+  "dependencies": {
+    "babel-runtime": "^6.26.0",
+    "bluebird": "^3.5.1",
+    "debug": "^3.1.0",
+    "supertest": "^3.0.0"
+  },
+  "devDependencies": {
+    "babel-cli": "^6.26.0",
+    "babel-core": "^6.26.0",
+    "babel-eslint": "^8.0.3",
+    "babel-plugin-istanbul": "^4.1.5",
+    "babel-plugin-transform-runtime": "^6.23.0",
+    "babel-preset-env": "^1.6.0",
+    "babel-register": "^6.26.0",
+    "chai": "^4.1.2",
+    "coveralls": "^3.0.0",
+    "cross-env": "^5.1.1",
+    "dirty-chai": "^2.0.1",
+    "eslint": "^3.14.0",
+    "eslint-config-loopback": "^8.0.0",
+    "faker": "^4.1.0",
+    "loopback": "^3.17.1",
+    "loopback-connector-arangodb": "^2.0.2",
+    "loopback-datasource-juggler": "^3.13.0",
+    "loopback-edge-arangodb": "^1.3.1",
+    "mocha": "^4.0.1",
+    "nsp": "^2.8.0",
+    "nyc": "^11.3.0"
+  }
+}

src/debug.js

@@ -0,0 +1,3 @@
+import debug from 'debug';
+
+export default debug('loopback:mixins:edge-arangodb');

src/graph.js

@@ -0,0 +1,69 @@
+import assert from 'assert';
+import Promise from 'bluebird';
+
+import debug from './debug';
+
+export default (Model, options) => {
+  debug('Graph mixin for Model %s with options %O', Model.modelName, options);
+
+  Model.create = async function(data) {
+    const modelName = Model.modelName;
+    data = data || {};
+    data.name = modelName;
+    const connector = this.getConnector();
+    const graph = connector.db.graph(modelName);
+    return await graph.create(data);
+  };
+
+  Model.destroy = async function(deleteCollections) {
+    const modelName = Model.modelName;
+    const connector = this.getConnector();
+    const graph = connector.db.graph(modelName);
+    return await graph.drop(deleteCollections);
+  };
+
+  /**
+   * Performs a traversal starting from the given startVertex and following
+   * edges contained in any of the edge collections of graph.
+   *
+   * @param graphOptions {Object} The graph options
+   * @property {String} startVertex The start vertex
+   * @param options {Object} The options object
+   * @returns {Promise.<Model|Error>}
+   */
+  Model.traversal = async function(graphOptions, options) {
+    assert(typeof graphOptions === 'object', 'graphOptions must be an object');
+
+    if (typeof graphOptions.startVertex !== 'string') {
+      const err = new Error('startVertex is required');
+      err.code = 'START_VERTEX_IS_REQUIRED';
+      err.statusCode = 400;
+      return Promise.reject(err);
+    } else {
+      const startVertex = graphOptions.startVertex;
+      const modelName = Model.modelName;
+      const connector = this.getConnector();
+      const graph = connector.db.graph(modelName);
+      return await graph.traversal(startVertex, graphOptions);
+    }
+  };
+
+  if (typeof Model.remoteMethod === 'function') {
+    Model.remoteMethod('traversal', {
+      description: `Performs a traversal starting from the given startVertex 
+        and following edges contained in any of the edge collections of graph 
+        ${Model.modelName} name.`,
+      accepts: [
+        {
+          arg: 'graphOptions',
+          type: 'object',
+          http: {source: 'query'},
+          required: true,
+        },
+        {arg: 'options', type: 'object', http: 'optionsFromRequest'},
+      ],
+      http: {path: '/traversal', verb: 'get'},
+      returns: {arg: 'result', root: true, type: 'object'},
+    });
+  }
+};

src/index.js

@@ -0,0 +1,8 @@
+import {deprecate} from 'util';
+import graph from './graph';
+
+export default deprecate(app => {
+  app.modelBuilder.mixins.define('Graph', graph);
+}, 'app.modelBuilder.mixins.define: Use mixinSources instead; ' +
+    'see https://github.com/mrbatista/loopback-graph-arangodb');
+