New Components - neo4j_auradb

components/neo4j_auradb/actions/create-node/create-node.mjs

@@ -0,0 +1,36 @@
+import { parseObject } from "../../common/utils.mjs";
+import app from "../../neo4j_auradb.app.mjs";
+
+export default {
+  key: "neo4j_auradb-create-node",
+  name: "Create Node",
+  description: "Creates a new node in the Neo4j AuraDB instance. [See the documentation](https://neo4j.com/docs/query-api/current/query/)",
+  version: "0.0.1",
+  type: "action",
+  props: {
+    app,
+    nodeLabel: {
+      type: "string",
+      label: "Node Label",
+      description: "The label of the node to filter events for new node creation.",
+    },
+    nodeProperties: {
+      type: "object",
+      label: "Create Node Properties",
+      description: "Anobject representing the properties of the node to create.",
+    },
+  },
+  async run({ $ }) {
+    const response = await this.app.createNode({
+      $,
+      label: this.nodeLabel,
+      properties: parseObject(this.nodeProperties),
+    });
+
+    const elementId = response.data?.values?.[0]?.[0]?.elementId;
+    $.export("$summary", elementId
+      ? `Created node with id ${elementId}`
+      : "Node created successfully");
+    return response;
+  },
+};

components/neo4j_auradb/actions/create-relationship/create-relationship.mjs

@@ -0,0 +1,48 @@
+import { parseObject } from "../../common/utils.mjs";
+import app from "../../neo4j_auradb.app.mjs";
+
+export default {
+  key: "neo4j_auradb-create-relationship",
+  name: "Create Relationship",
+  description: "Creates a relationship between two existing nodes. [See the documentation](https://neo4j.com/docs/query-api/current/query/)",
+  version: "0.0.1",
+  type: "action",
+  props: {
+    app,
+    relationshipType: {
+      type: "string",
+      label: "Create Relationship Type",
+      description: "The name of the relationship to create.",
+    },
+    startNode: {
+      type: "object",
+      label: "Start Node Identifier",
+      description: "An object containing any fields used to identify the start node.",
+    },
+    endNode: {
+      type: "object",
+      label: "End Node Identifier",
+      description: "An object containing any fields used to identify the end node.",
+    },
+    relationshipProperties: {
+      type: "object",
+      label: "Create Relationship Properties",
+      description: "An object representing the properties of the relationship to create.",
+      optional: true,
+    },
+  },
+  async run({ $ }) {
+    const response = await this.app.createRelationship({
+      $,
+      relationshipType: this.relationshipType,
+      startNode: parseObject(this.startNode),
+      endNode: parseObject(this.endNode),
+      relationshipProperties: parseObject(this.relationshipProperties),
+    });
+    $.export(
+      "$summary",
+      `Created relationship '${this.relationshipType}' between nodes`,
+    );
+    return response;
+  },
+};

components/neo4j_auradb/actions/run-query/run-query.mjs

@@ -0,0 +1,25 @@
+import app from "../../neo4j_auradb.app.mjs";
+
+export default {
+  key: "neo4j_auradb-run-query",
+  name: "Run Cypher Query",
+  description: "Executes a Cypher query against the Neo4j AuraDB instance. [See the documentation](https://neo4j.com/docs/query-api/current/query/)",
+  version: "0.0.1",
+  type: "action",
+  props: {
+    app,
+    cypherQuery: {
+      type: "string",
+      label: "Execute Cypher Query",
+      description: "A valid Cypher query to execute against the Neo4j AuraDB instance.",
+    },
+  },
+  async run({ $ }) {
+    const response = await this.app.executeCypherQuery({
+      $,
+      cypherQuery: this.cypherQuery,
+    });
+    $.export("$summary", "Executed Cypher query successfully");
+    return response;
+  },
+};

components/neo4j_auradb/common/constants.mjs

@@ -0,0 +1,16 @@
+export const LIMIT = 100;
+
+export const ORDER_TYPE_OPTIONS = [
+  {
+    label: "DateTime",
+    value: "datetime",
+  },
+  {
+    label: "Sequencial (integer)",
+    value: "sequencial",
+  },
+  {
+    label: "Other",
+    value: "other",
+  },
+];

components/neo4j_auradb/common/utils.mjs

@@ -0,0 +1,24 @@
+export const parseObject = (obj) => {
+  if (!obj) return undefined;
+
+  if (Array.isArray(obj)) {
+    return obj.map((item) => {
+      if (typeof item === "string") {
+        try {
+          return JSON.parse(item);
+        } catch (e) {
+          return item;
+        }
+      }
+      return item;
+    });
+  }
+  if (typeof obj === "string") {
+    try {
+      return JSON.parse(obj);
+    } catch (e) {
+      return obj;
+    }
+  }
+  return obj;
+};

components/neo4j_auradb/neo4j_auradb.app.mjs

@@ -1,11 +1,109 @@
+import { axios } from "@pipedream/platform";
+import { LIMIT } from "./common/constants.mjs";
+
 export default {
   type: "app",
   app: "neo4j_auradb",
   propDefinitions: {},
   methods: {
-    // this.$auth contains connected account data
-    authKeys() {
-      console.log(Object.keys(this.$auth));
+    _baseUrl() {
+      return `${this.$auth.api_url}`;
+    },
+    _auth() {
+      return {
+        username: `${this.$auth.username}`,
+        password: `${this.$auth.password}`,
+      };
+    },
+    _makeRequest({
+      $ = this, path = "", ...opts
+    }) {
+      return axios($, {
+        url: this._baseUrl() + path,
+        auth: this._auth(),
+        ...opts,
+      });
+    },
+    createNode({
+      label, properties, ...opts
+    }) {
+      const cypher = `CREATE (n:${label} $properties) RETURN n AS Node`;
+      return this._makeRequest({
+        method: "POST",
+        data: {
+          statement: cypher,
+          parameters: {
+            properties,
+          },
+        },
+        ...opts,
+      });
+    },
+    createRelationship({
+      relationshipType,
+      startNode,
+      endNode,
+      relationshipProperties = {},
+      ...opts
+    }) {
+      const stringStartNode = JSON.stringify(startNode).replace(/"[^"]*":/g, (match) => match.replace(/"/g, ""));
+      const stringEndNode = JSON.stringify(endNode).replace(/"[^"]*":/g, (match) => match.replace(/"/g, ""));
+      const cypher = `
+        MATCH (a ${stringStartNode})
+        MATCH (b ${stringEndNode})
+        CREATE (a)-[r:${relationshipType} $properties]->(b)
+        RETURN r
+      `;
+      return this._makeRequest({
+        method: "POST",
+        data: {
+          statement: cypher,
+          parameters: {
+            startNode,
+            endNode,
+            properties: relationshipProperties,
+          },
+        },
+        ...opts,
+      });
+    },
+    executeCypherQuery({
+      cypherQuery, ...opts
+    }) {
+      return this._makeRequest({
+        method: "POST",
+        data: {
+          statement: cypherQuery,
+        },
+        ...opts,
+      });
+    },
+    async *paginate({
+      query, maxResults = null,
+    }) {
+      let hasMore = false;
+      let count = 0;
+      let page = 0;
+      let cypherQuery = "";
+
+      do {
+        cypherQuery = `${query} Skip ${LIMIT * page} LIMIT ${LIMIT}`;
+        page++;
+
+        const { data: { values } } = await this.executeCypherQuery({
+          cypherQuery,
+        });
+        for (const d of values) {
+          yield d[0];
+
+          if (maxResults && ++count === maxResults) {
+            return count;
+          }
+        }
+
+        hasMore = values.length;
+
+      } while (hasMore);
     },
   },
 };

components/neo4j_auradb/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pipedream/neo4j_auradb",
-  "version": "0.0.1",
+  "version": "0.1.0",
   "description": "Pipedream Neo4j AuraDB Components",
   "main": "neo4j_auradb.app.mjs",
   "keywords": [
@@ -11,5 +11,8 @@
   "author": "Pipedream <[email protected]> (https://pipedream.com/)",
   "publishConfig": {
     "access": "public"
+  },
+  "dependencies": {
+    "@pipedream/platform": "^3.0.3"
   }
-}
+}