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Updated bunch of routes and enabled chat

This commit is contained in:
Soham Chari 2025-12-20 13:28:16 +05:30
parent d4e75a65d4
commit 9f6f7a0bab
6 changed files with 1884 additions and 30 deletions
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58
db/final_db.sql
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@ -607,6 +607,64 @@ CREATE TRIGGER trg_update_listing_status_on_sold
AFTER INSERT ON sold_information
FOR EACH ROW EXECUTE FUNCTION update_listing_status_on_sold();
-- Trigger 5: Propagate Animal Updates to Listings
CREATE OR REPLACE FUNCTION propagate_animal_updates_to_listings()
RETURNS TRIGGER AS $$
BEGIN
-- Update the related listing to trigger the sync logic
UPDATE listings
SET updated_at = NOW()
WHERE animal_id = NEW.id;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_propagate_animal_updates
AFTER UPDATE ON animals
FOR EACH ROW EXECUTE FUNCTION propagate_animal_updates_to_listings();
-- Trigger 6: Cascade Delete Listing -> Animal
CREATE OR REPLACE FUNCTION cascade_delete_animal()
RETURNS TRIGGER AS $$
BEGIN
UPDATE animals
SET deleted = TRUE, updated_at = NOW()
WHERE id = NEW.animal_id;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_cascade_delete_animal
AFTER UPDATE ON listings
FOR EACH ROW
WHEN (OLD.deleted = FALSE AND NEW.deleted = TRUE)
EXECUTE FUNCTION cascade_delete_animal();
-- Trigger 7: Ensure Single Primary Media per Listing
CREATE OR REPLACE FUNCTION ensure_single_primary_media()
RETURNS TRIGGER AS $$
BEGIN
-- If the new/updated row is set to be primary
IF NEW.is_primary = TRUE THEN
-- Reset is_primary for all OTHER records of this listing
UPDATE listing_media
SET is_primary = FALSE
WHERE listing_id = NEW.listing_id
AND id != NEW.id -- Don't unset the one we are just creating/updating
AND is_primary = TRUE; -- Optimization: only update if currently true
END IF;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER trg_ensure_single_primary_media
BEFORE INSERT OR UPDATE ON listing_media
FOR EACH ROW EXECUTE FUNCTION ensure_single_primary_media();
-- ======================================================
-- END OF SCRIPT
-- ======================================================

1595
package-lock.json generated
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1
package.json
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@ -21,6 +21,7 @@
"cors": "^2.8.5",
"dotenv": "^17.2.3",
"express": "^5.1.0",
"firebase-admin": "^13.6.0",
"node-cron": "^4.2.1",
"pg": "^8.16.3",
"socket.io": "^4.8.1"

85
routes/chatRoutes.js
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@ -1,6 +1,7 @@
import express from "express";
import pool from "../db/pool.js";
import { getIO, getSocketId } from "../socket.js";
// import { sendPushNotification } from "../utils/fcm.js";
const router = express.Router();
@ -134,17 +135,32 @@ router.post("/messages", async (req, res) => {
media_metadata || null
]);
// Update conversation timestamp
const updateConvQuery = `UPDATE conversations SET updated_at = NOW() WHERE id = $1`;
await client.query(updateConvQuery, [conversation_id]);
await client.query("COMMIT");
// Real-time update via Socket.io
const receiverSocketId = getSocketId(receiver_id);
if (receiverSocketId) {
getIO().to(receiverSocketId).emit("receive_message", messageResult.rows[0]);
}
}
// else {
// // Receiver is OFFLINE: Send Push Notification
// const fcmQuery = `SELECT fcm_token FROM user_devices WHERE user_id = $1 AND fcm_token IS NOT NULL AND is_active = TRUE`;
// const fcmResult = await pool.query(fcmQuery, [receiver_id]);
// if (fcmResult.rows.length > 0) {
// const tokens = fcmResult.rows.map(row => row.fcm_token);
// // Title could be sender's name if we fetched it, or generic. For speed, generic "New Message".
// // Ideally, we'd join sender info in the SELECT or pass it if available.
// const notificationTitle = "New Message";
// const notificationBody = message_type === 'text' ? (content.substring(0, 100) + (content.length > 100 ? "..." : "")) : "Sent a media file";
// sendPushNotification(tokens, notificationTitle, notificationBody, {
// type: "new_message",
// conversation_id: conversation_id,
// message_id: messageResult.rows[0].id
// });
// }
// }
res.status(201).json(messageResult.rows[0]);
} catch (err) {
@ -156,34 +172,52 @@ router.post("/messages", async (req, res) => {
}
});
// 5. PUT /messages/:messageId/read (Mark Read)
router.put("/messages/:messageId/read", async (req, res) => {
// 5. PUT /conversations/:conversationId/read (Mark Conversation as Read)
router.put("/conversations/:conversationId/read", async (req, res) => {
try {
const { messageId } = req.params;
const { conversationId } = req.params;
const { userId } = req.body; // The user who is reading the messages
if (!userId) {
return res.status(400).json({ error: "userId is required" });
}
const queryText = `
UPDATE messages
SET is_read = TRUE, read_at = NOW()
WHERE id = $1
RETURNING *
WHERE conversation_id = $1
AND receiver_id = $2
AND is_read = FALSE
RETURNING id, sender_id, conversation_id
`;
const result = await pool.query(queryText, [messageId]);
const result = await pool.query(queryText, [conversationId, userId]);
if (result.rows.length === 0) {
return res.status(404).json({ error: "Message not found" });
}
// Even if 0 rows updated, we return success (idempotent)
res.json({
message: "Messages marked as read",
updated_count: result.rows.length,
updated_messages: result.rows
});
res.json(result.rows[0]);
// Real-time update via Socket.io to the sender (so they know it's read)
const updatedMessage = result.rows[0];
const senderId = updatedMessage.sender_id;
const senderSocketId = getSocketId(senderId);
if (senderSocketId) {
getIO().to(senderSocketId).emit("message_read", updatedMessage);
// Real-time update via Socket.io
// Notify the SENDER(s) that their messages have been read.
// In a 1-on-1 chat, this is just one person.
if (result.rows.length > 0) {
const uniqueSenders = [...new Set(result.rows.map(m => m.sender_id))];
for (const senderId of uniqueSenders) {
const senderSocketId = getSocketId(senderId);
if (senderSocketId) {
getIO().to(senderSocketId).emit("conversation_read", {
conversation_id: conversationId,
read_by_user_id: userId,
updated_count: result.rows.length // Simplification: total count, not per sender, but fine for 1:1
});
}
}
}
} catch (err) {
console.error("Error marking message as read:", err);
console.error("Error marking conversation as read:", err);
res.status(500).json({ error: "Internal server error" });
}
});
@ -216,9 +250,6 @@ router.post("/communications", async (req, res) => {
conversation_id, buyer_id, seller_id,
communication_type, call_status, duration_seconds || 0, call_recording_url
]);
// Trigger updates conversation via DB trigger, but we might want to emit socket event?
// For now, just return success.
await client.query("COMMIT");
res.status(201).json(result.rows[0]);

97
routes/listingRoutes.js
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@ -167,7 +167,7 @@ router.get("/", async (req, res) => {
// 2. GET /near-me (Spatial Search) - Optimized with idx_listings_spatial
router.get("/near-me", async (req, res) => {
try {
const { lat, lng, radius_meters = 50000, limit = 20, offset = 0 } = req.query;
const { lat, lng, radius_meters = 100000, limit = 20, offset = 0 } = req.query;
if (!lat || !lng) {
return res.status(400).json({ error: "Latitude and Longitude are required" });
@ -176,6 +176,7 @@ router.get("/near-me", async (req, res) => {
const queryText = `
SELECT * FROM listings
WHERE deleted = FALSE
AND status = 'active'
AND ST_DWithin(filter_location_geog, ST_SetSRID(ST_MakePoint($1, $2), 4326)::geography, $3)
ORDER BY filter_location_geog <-> ST_SetSRID(ST_MakePoint($1, $2), 4326)::geography
LIMIT $4 OFFSET $5
@ -360,7 +361,17 @@ router.get("/:id", async (req, res) => {
const { id } = req.params;
const queryText = `
SELECT l.*, row_to_json(a) as animal
SELECT
l.*,
row_to_json(a) as animal,
COALESCE(
(
SELECT json_agg(m ORDER BY m.is_primary DESC, m.sort_order ASC)
FROM listing_media m
WHERE m.listing_id = l.id AND m.deleted = FALSE
),
'[]'
) as media
FROM listings l
JOIN animals a ON l.animal_id = a.id
WHERE l.id = $1 AND l.deleted = FALSE
@ -445,6 +456,35 @@ router.put("/:id", async (req, res) => {
await client.query(updateAnimalQuery, animalParams);
}
// 3. Update Media (if provided)
// Check if media is provided (it can be an empty array if the user wants to remove all media)
if (req.body.media && Array.isArray(req.body.media)) {
const media = req.body.media;
// Soft delete existing media
await client.query(
"UPDATE listing_media SET deleted = TRUE WHERE listing_id = $1",
[id]
);
// Insert new media
if (media.length > 0) {
const mediaInsertQuery = `
INSERT INTO listing_media (listing_id, media_url, media_type, is_primary, sort_order)
VALUES ($1, $2, $3, $4, $5)
`;
for (const item of media) {
await client.query(mediaInsertQuery, [
id,
item.media_url,
item.media_type,
item.is_primary || false,
item.sort_order || 0
]);
}
}
}
await client.query("COMMIT");
// Fetch complete updated data
@ -473,7 +513,7 @@ router.delete("/:id", async (req, res) => {
const queryText = `
UPDATE listings
SET deleted = TRUE, deleted_reason = $1
SET deleted = TRUE, status = 'deleted', deleted_reason = $1
WHERE id = $2
RETURNING *
`;
@ -595,4 +635,55 @@ router.patch("/:id/score", async (req, res) => {
}
});
// Add Media to Listing
router.post("/:id/media", async (req, res) => {
const client = await pool.connect();
try {
const { id } = req.params;
const { media } = req.body; // Array of { media_url, media_type, is_primary, sort_order }
if (!media || !Array.isArray(media) || media.length === 0) {
return res.status(400).json({ error: "Media array is required" });
}
await client.query("BEGIN");
// Check if listing exists
const checkQuery = "SELECT id FROM listings WHERE id = $1 AND deleted = FALSE";
const checkResult = await client.query(checkQuery, [id]);
if (checkResult.rows.length === 0) {
await client.query("ROLLBACK");
return res.status(404).json({ error: "Listing not found" });
}
const mediaInsertQuery = `
INSERT INTO listing_media (listing_id, media_url, media_type, is_primary, sort_order)
VALUES ($1, $2, $3, $4, $5)
RETURNING *
`;
const insertedMedia = [];
for (const item of media) {
const result = await client.query(mediaInsertQuery, [
id,
item.media_url,
item.media_type,
item.is_primary || false,
item.sort_order || 0
]);
insertedMedia.push(result.rows[0]);
}
await client.query("COMMIT");
res.status(201).json(insertedMedia);
} catch (err) {
await client.query("ROLLBACK");
console.error("Error adding media to listing:", err);
res.status(500).json({ error: "Internal server error" });
} finally {
client.release();
}
});
export default router;

78
utils/fcm.js Normal file
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@ -0,0 +1,78 @@
// utils/fcm.js
// This file handles Firebase Cloud Messaging (FCM) notifications.
// Note: You must provide a valid serviceAccountKey.json and install firebase-admin
// for this to strictly work. We include safety checks to prevent crashes if missing.
import admin from 'firebase-admin';
import { createRequire } from "module";
const require = createRequire(import.meta.url);
let serviceAccount = null;
try {
// Attempt to load credentials. In production, these might be env vars.
// For now, looking for a file in the project root or config folder.
serviceAccount = require("../serviceAccountKey.json");
} catch (error) {
console.warn("FCM: serviceAccountKey.json not found. Push notifications will be disabled.");
}
let isFcmInitialized = false;
if (serviceAccount) {
try {
admin.initializeApp({
credential: admin.credential.cert(serviceAccount)
});
isFcmInitialized = true;
console.log("FCM Initialized successfully.");
} catch (error) {
console.error("Error initializing FCM:", error);
}
}
/**
* Sends a push notification to specific device tokens.
* @param {string[]} tokens - Array of FCM registration tokens
* @param {string} title - Notification title
* @param {string} body - Notification body text
* @param {object} data - Custom data payload (optional)
*/
export const sendPushNotification = async (tokens, title, body, data = {}) => {
if (!isFcmInitialized || !tokens || tokens.length === 0) {
return;
}
// Ensure tokens is an array
const validTokens = Array.isArray(tokens) ? tokens : [tokens];
const message = {
notification: {
title: title || "New Message",
body: body || "You have a new message",
},
data: {
...data,
click_action: "FLUTTER_NOTIFICATION_CLICK" // Standard for many frameworks
},
tokens: validTokens,
};
try {
const response = await admin.messaging().sendMulticast(message);
console.log(`FCM sent: ${response.successCount} successes, ${response.failureCount} failures.`);
if (response.failureCount > 0) {
const failedTokens = [];
response.responses.forEach((resp, idx) => {
if (!resp.success) {
failedTokens.push(validTokens[idx]);
// Optional: Remove invalid tokens from DB here if error code is 'messaging/registration-token-not-registered'
}
});
// console.log('Failed tokens:', failedTokens);
}
} catch (error) {
console.error("Error sending FCM notification:", error);
}
};