first commit

app/db/mongo/mongoDBPool.js

@@ -0,0 +1,21 @@
+const { MongoClient } = require('mongodb');
+const {
+  MONGO_HOST,
+  MONGO_PORT,
+  MONGO_USER,
+  MONGO_PASS,
+  MONGO_DB,
+} = process.env;
+
+const uri = `mongodb://${MONGO_USER}:${MONGO_PASS}@${MONGO_HOST}:${MONGO_PORT}/?maxPoolSize=20`;
+
+module.exports = {
+  getMongoConnection: async() => {
+    const client = new MongoClient(uri);
+    return await client.connect();
+  },
+  getMongoDatabase: (client, db) => {
+    const DB = db || MONGO_DB || 'lsa_leaderboard';
+    return client.db(DB);
+  }
+};

app/db/mongo/mongoPilots.js

@@ -0,0 +1,24 @@
+const { getMongoConnection } = require("./mongoDBPool");
+const {
+  MONGO_DB,
+} = process.env;
+
+const DB = MONGO_DB || 'lts';
+
+async function getUserFromReferenceTable(vid) {
+  const conn = await getMongoConnection();
+  try {
+    const db = conn.db(DB);
+    const col = db.collection('pilots_ref');
+    const user = await col.findOne({ vid }, {});
+    return user;
+  } catch (err) {
+    console.error(err);
+  } finally {
+    await conn.close();
+  }
+}
+
+module.exports = {
+  getUserFromReferenceTable
+};

app/db/mongo/mongoSessions.js

@@ -0,0 +1,75 @@
+const moment = require("moment/moment");
+const { getMongoConnection } = require("./mongoDBPool");
+const {
+  MONGO_DB,
+} = process.env;
+
+const DB = MONGO_DB || 'lts';
+
+async function insertSessions(sessions, clear) {
+  const conn = await getMongoConnection();
+  try {
+    const db = conn.db(DB);
+    const sessionsCollection = db.collection('sessions');
+
+    if (clear) {
+      sessionsCollection.deleteMany({});
+    }
+
+    await sessionsCollection.insertMany(sessions);
+
+  } catch (err) {
+    console.error(err);
+  } finally {
+    await conn.close();
+  }
+}
+
+async function getSessions(start, end) {
+  const conn = await getMongoConnection();
+  try {
+    const db = conn.db(DB);
+    const sessionsCollection = db.collection('sessions');
+
+    const startDate = moment(start).utc().startOf('day').toDate();
+    const endDate = moment(end).utc().endOf('day').toDate();
+    const result = await sessionsCollection.aggregate([{
+      $addFields: {
+        completedDate: {
+          $dateFromString: {
+            "dateString": "$completedAt"
+          }
+        },
+        createdDate: {
+          $dateFromString: {
+            "dateString": "$createdAt"
+          }
+        },
+        updatedDate: {
+          $dateFromString: {
+            "dateString": "$updatedAt"
+          }
+        }
+      }
+    }, {
+      $match: {
+        createdDate: {
+          $gt: startDate,
+          $lte: endDate
+        }
+      }
+    }]).toArray();
+    return result;
+  } catch (err) {
+    console.error(err);
+  } finally {
+    await conn.close();
+  }
+}
+
+module.exports = {
+  insertSessions,
+  getSessions,
+};
+
+//http://localhost:3001/api/v1/ivao/init-sessions?callsign=LTS&from=2022-01-01T00:00:00&to=2023-01-04T23:59:59