Feat/upcoming unlocks calendar

backend/src/index.js

@@ -61,7 +61,7 @@ const discordBotService = require('./services/discordBotService');
 const cacheService = require('./services/cacheService');
 const tvlService = require('./services/tvlService');
 const vaultExportService = require('./services/vaultExportService');
-const notificationService = require('./services/notificationService');
+
 
 app.get('/', (req, res) => {
   res.json({ message: 'Vesting Vault API is running!' });

backend/src/services/calendarService.js

@@ -0,0 +1,53 @@
+const { sequelize } = require('../database/connection');
+const { QueryTypes } = require('sequelize');
+
+class CalendarService {
+  async getUpcomingUnlocks(userAddress, days = 30) {
+    const today = new Date();
+    const endDate = new Date();
+    endDate.setDate(today.getDate() + days);
+
+    // Fetch all vaults where user is a beneficiary
+    const vaults = await sequelize.query(
+      `SELECT v.id, v.token_address, v.total_amount, v.created_at,
+              b.total_allocated, b.total_withdrawn
+       FROM vaults v
+       JOIN beneficiaries b ON b.vault_id = v.id
+       WHERE b.address = :userAddress`,
+      {
+        replacements: { userAddress },
+        type: QueryTypes.SELECT,
+      }
+    );
+
+    if (!vaults.length) return [];
+
+    const unlocks = [];
+
+    for (const vault of vaults) {
+      const remaining = parseFloat(vault.total_allocated) - parseFloat(vault.total_withdrawn);
+      if (remaining <= 0) continue;
+
+      // Simple linear daily unlock projection over 30 days
+      const dailyUnlock = remaining / days;
+
+      for (let i = 1; i <= days; i++) {
+        const unlockDate = new Date(today);
+        unlockDate.setDate(today.getDate() + i);
+
+        unlocks.push({
+          date: unlockDate.toISOString().split('T')[0],
+          token: vault.token_address,
+          amount_unlocking: parseFloat(dailyUnlock.toFixed(6)),
+        });
+      }
+    }
+
+    // Sort by date
+    unlocks.sort((a, b) => new Date(a.date) - new Date(b.date));
+
+    return unlocks;
+  }
+}
+
+module.exports = new CalendarService();