Set up change tracking in core tables

inventory-server/db/config-schema.sql

@@ -100,44 +100,44 @@ CREATE TABLE IF NOT EXISTS sales_seasonality (
 
 -- Insert default global thresholds if not exists
 INSERT INTO stock_thresholds (id, category_id, vendor, critical_days, reorder_days, overstock_days)
-VALUES (1, NULL, NULL, 7, 14, 90)
+VALUES (1, NULL, NULL, 7, 14, 90) AS new_values
-ON DUPLICATE KEY UPDATE
+ON DUPLICATE KEY UPDATE 
-    critical_days = VALUES(critical_days),
+    critical_days = new_values.critical_days,
-    reorder_days = VALUES(reorder_days),
+    reorder_days = new_values.reorder_days,
-    overstock_days = VALUES(overstock_days);
+    overstock_days = new_values.overstock_days;
 
 INSERT INTO lead_time_thresholds (id, category_id, vendor, target_days, warning_days, critical_days)
-VALUES (1, NULL, NULL, 14, 21, 30)
+VALUES (1, NULL, NULL, 14, 21, 28) AS new_values
-ON DUPLICATE KEY UPDATE
+ON DUPLICATE KEY UPDATE 
-    target_days = VALUES(target_days),
+    target_days = new_values.target_days,
-    warning_days = VALUES(warning_days),
+    warning_days = new_values.warning_days,
-    critical_days = VALUES(critical_days);
+    critical_days = new_values.critical_days;
 
 INSERT INTO sales_velocity_config (id, category_id, vendor, daily_window_days, weekly_window_days, monthly_window_days)
-VALUES (1, NULL, NULL, 30, 7, 90)
+VALUES (1, NULL, NULL, 30, 90, 180) AS new_values
-ON DUPLICATE KEY UPDATE
+ON DUPLICATE KEY UPDATE 
-    daily_window_days = VALUES(daily_window_days),
+    daily_window_days = new_values.daily_window_days,
-    weekly_window_days = VALUES(weekly_window_days),
+    weekly_window_days = new_values.weekly_window_days,
-    monthly_window_days = VALUES(monthly_window_days);
+    monthly_window_days = new_values.monthly_window_days;
 
 INSERT INTO abc_classification_config (id, a_threshold, b_threshold, classification_period_days)
-VALUES (1, 20.0, 50.0, 90)
+VALUES (1, 80, 95, 180) AS new_values
-ON DUPLICATE KEY UPDATE
+ON DUPLICATE KEY UPDATE 
-    a_threshold = VALUES(a_threshold),
+    a_threshold = new_values.a_threshold,
-    b_threshold = VALUES(b_threshold),
+    b_threshold = new_values.b_threshold,
-    classification_period_days = VALUES(classification_period_days);
+    classification_period_days = new_values.classification_period_days;
 
 INSERT INTO safety_stock_config (id, category_id, vendor, coverage_days, service_level)
-VALUES (1, NULL, NULL, 14, 95.0)
+VALUES (1, NULL, NULL, 14, 95.0) AS new_values
 ON DUPLICATE KEY UPDATE
-    coverage_days = VALUES(coverage_days),
+    coverage_days = new_values.coverage_days,
-    service_level = VALUES(service_level);
+    service_level = new_values.service_level;
 
 INSERT INTO turnover_config (id, category_id, vendor, calculation_period_days, target_rate)
-VALUES (1, NULL, NULL, 30, 1.0)
+VALUES (1, NULL, NULL, 30, 1.0) AS new_values
 ON DUPLICATE KEY UPDATE
-    calculation_period_days = VALUES(calculation_period_days),
+    calculation_period_days = new_values.calculation_period_days,
-    target_rate = VALUES(target_rate);
+    target_rate = new_values.target_rate;
 
 -- Insert default seasonality factors (neutral)
 INSERT INTO sales_seasonality (month, seasonality_factor)
@@ -193,4 +193,24 @@ CREATE TABLE IF NOT EXISTS import_history (
     additional_info JSON,
     INDEX idx_table_time (table_name, start_time),
     INDEX idx_status (status)
-); 
+);
+
+-- Configuration for metric calculation windows
+CREATE TABLE IF NOT EXISTS metric_calculation_config (
+    id INT NOT NULL PRIMARY KEY,
+    calculation_window_days INT NOT NULL DEFAULT 90,
+    incremental_enabled BOOLEAN DEFAULT TRUE,
+    force_full_calculation_days INT DEFAULT 7,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+);
+
+
+
+-- Insert default metric calculation config
+INSERT INTO metric_calculation_config (id, calculation_window_days, incremental_enabled, force_full_calculation_days)
+VALUES (1, 90, TRUE, 7) AS new_values
+ON DUPLICATE KEY UPDATE
+    calculation_window_days = new_values.calculation_window_days,
+    incremental_enabled = new_values.incremental_enabled,
+    force_full_calculation_days = new_values.force_full_calculation_days; 

inventory-server/db/metrics-schema.sql

@@ -1,6 +1,44 @@
 -- Disable foreign key checks
 SET FOREIGN_KEY_CHECKS = 0;
 
+-- Create metric status tracking table
+CREATE TABLE IF NOT EXISTS product_metric_status (
+    pid BIGINT NOT NULL,
+    last_calculated_at TIMESTAMP NULL,
+    needs_recalculation BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    PRIMARY KEY (pid),
+    INDEX idx_needs_recalc (needs_recalculation),
+    INDEX idx_last_calc (last_calculated_at),
+    FOREIGN KEY (pid) REFERENCES products(pid) ON DELETE CASCADE
+) ENGINE=InnoDB;
+
+-- Add triggers for metric recalculation
+DROP TRIGGER IF EXISTS orders_after_insert_update;
+CREATE TRIGGER orders_after_insert_update AFTER INSERT ON orders FOR EACH ROW 
+    INSERT INTO product_metric_status (pid, needs_recalculation)
+    VALUES (NEW.pid, TRUE)
+    ON DUPLICATE KEY UPDATE 
+        needs_recalculation = TRUE,
+        updated_at = CURRENT_TIMESTAMP;
+
+DROP TRIGGER IF EXISTS purchase_orders_after_insert_update;
+CREATE TRIGGER purchase_orders_after_insert_update AFTER INSERT ON purchase_orders FOR EACH ROW 
+    INSERT INTO product_metric_status (pid, needs_recalculation)
+    VALUES (NEW.pid, TRUE)
+    ON DUPLICATE KEY UPDATE 
+        needs_recalculation = TRUE,
+        updated_at = CURRENT_TIMESTAMP;
+
+DROP TRIGGER IF EXISTS products_after_insert_update;
+CREATE TRIGGER products_after_insert_update AFTER INSERT ON products FOR EACH ROW 
+    INSERT INTO product_metric_status (pid, needs_recalculation)
+    VALUES (NEW.pid, TRUE)
+    ON DUPLICATE KEY UPDATE 
+        needs_recalculation = TRUE,
+        updated_at = CURRENT_TIMESTAMP;
+
 -- Temporary tables for batch metrics processing
 CREATE TABLE IF NOT EXISTS temp_sales_metrics (
     pid BIGINT NOT NULL,
@@ -410,21 +448,4 @@ LEFT JOIN
     category_metrics cm ON c.cat_id = cm.category_id;
 
 -- Re-enable foreign key checks
-SET FOREIGN_KEY_CHECKS = 1;
+SET FOREIGN_KEY_CHECKS = 1; 
-
--- Create table for sales seasonality factors
-CREATE TABLE IF NOT EXISTS sales_seasonality (
-    month INT NOT NULL,
-    seasonality_factor DECIMAL(5,3) DEFAULT 0,
-    last_updated TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    PRIMARY KEY (month),
-    CHECK (month BETWEEN 1 AND 12),
-    CHECK (seasonality_factor BETWEEN -1.0 AND 1.0)
-);
-
--- Insert default seasonality factors (neutral)
-INSERT INTO sales_seasonality (month, seasonality_factor)
-VALUES 
-    (1, 0), (2, 0), (3, 0), (4, 0), (5, 0), (6, 0),
-    (7, 0), (8, 0), (9, 0), (10, 0), (11, 0), (12, 0)
-ON DUPLICATE KEY UPDATE last_updated = CURRENT_TIMESTAMP; 

inventory-server/db/schema.sql

@@ -19,7 +19,7 @@ CREATE TABLE products (
     landing_cost_price DECIMAL(10, 3),
     barcode VARCHAR(50),
     harmonized_tariff_code VARCHAR(20),
-    updated_at TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     visible BOOLEAN DEFAULT true,
     managing_stock BOOLEAN DEFAULT true,
     replenishable BOOLEAN DEFAULT true,
@@ -57,7 +57,8 @@ CREATE TABLE products (
     INDEX idx_brand (brand),
     INDEX idx_location (location),
     INDEX idx_total_sold (total_sold),
-    INDEX idx_date_last_sold (date_last_sold)
+    INDEX idx_date_last_sold (date_last_sold),
+    INDEX idx_updated (updated_at)
 ) ENGINE=InnoDB;
 
 -- Create categories table with hierarchy support
@@ -74,19 +75,8 @@ CREATE TABLE categories (
     INDEX idx_parent (parent_id),
     INDEX idx_type (type),
     INDEX idx_status (status),
-    INDEX idx_name_type (name, type)
+    INDEX idx_name_type (name, type),
-) ENGINE=InnoDB;
+    INDEX idx_updated (updated_at)
-
--- Create vendor_details table
-CREATE TABLE vendor_details (
-    vendor VARCHAR(100) PRIMARY KEY,
-    contact_name VARCHAR(100),
-    email VARCHAR(255),
-    phone VARCHAR(50),
-    status VARCHAR(20) DEFAULT 'active',
-    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    INDEX idx_status (status)
 ) ENGINE=InnoDB;
 
 -- Create product_categories junction table
@@ -118,6 +108,7 @@ CREATE TABLE IF NOT EXISTS orders (
     customer_name VARCHAR(100),
     status VARCHAR(20) DEFAULT 'pending',
     canceled TINYINT(1) DEFAULT 0,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     PRIMARY KEY (id),
     UNIQUE KEY unique_order_line (order_number, pid),
     KEY order_number (order_number),
@@ -125,8 +116,9 @@ CREATE TABLE IF NOT EXISTS orders (
     KEY customer (customer),
     KEY date (date),
     KEY status (status),
-    INDEX idx_orders_metrics (pid, date, canceled)
+    INDEX idx_orders_metrics (pid, date, canceled, updated_at),
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+    INDEX idx_updated (updated_at)
+) ENGINE=InnoDB;
 
 -- Create purchase_orders table with its indexes
 CREATE TABLE purchase_orders (
@@ -150,15 +142,17 @@ CREATE TABLE purchase_orders (
     last_received_date DATE COMMENT 'Date of most recent receiving',
     received_by VARCHAR(100) COMMENT 'Name of person who first received this PO line',
     receiving_history JSON COMMENT 'Array of receiving records with qty, date, cost, receiving_id, and alt_po flag',
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     FOREIGN KEY (pid) REFERENCES products(pid),
     INDEX idx_po_id (po_id),
     INDEX idx_vendor (vendor),
     INDEX idx_status (status),
     INDEX idx_receiving_status (receiving_status),
-    INDEX idx_purchase_orders_metrics (pid, date, status, ordered, received),
+    INDEX idx_purchase_orders_metrics (pid, date, status, ordered, received, updated_at),
     INDEX idx_po_metrics (pid, date, receiving_status, received_date),
     INDEX idx_po_product_date (pid, date),
     INDEX idx_po_product_status (pid, status),
+    INDEX idx_updated (updated_at),
     UNIQUE KEY unique_po_product (po_id, pid)
 ) ENGINE=InnoDB;
 

inventory-server/scripts/import-from-prod.js

@@ -102,6 +102,16 @@ async function main() {
 
     if (isImportCancelled) throw new Error("Import cancelled");
 
+    // Initialize product_metric_status table for any missing products
+    await localConnection.query(`
+      INSERT IGNORE INTO product_metric_status (pid)
+      SELECT pid FROM products p
+      WHERE NOT EXISTS (
+        SELECT 1 FROM product_metric_status pms 
+        WHERE pms.pid = p.pid
+      )
+    `);
+
     // Clean up any previously running imports that weren't completed
     await localConnection.query(`
       UPDATE import_history 

inventory-server/scripts/import/categories.js

@@ -136,6 +136,21 @@ async function importCategories(prodConnection, localConnection) {
         total: totalInserted,
         elapsed: formatElapsedTime((Date.now() - startTime) / 1000),
       });
+
+      // Mark all products in these categories for recalculation
+      if (categoriesToInsert.length > 0) {
+        const affectedCatIds = categoriesToInsert.map(c => c.cat_id);
+        
+        await localConnection.query(`
+            INSERT INTO product_metric_status (pid, needs_recalculation)
+            SELECT DISTINCT pc.pid, TRUE
+            FROM product_categories pc
+            WHERE pc.cat_id IN (?)
+            ON DUPLICATE KEY UPDATE 
+                needs_recalculation = TRUE,
+                updated_at = CURRENT_TIMESTAMP
+        `, [affectedCatIds]);
+      }
     }
 
     // After all imports, if we skipped any categories, throw an error

inventory-server/scripts/import/orders.js

@@ -472,7 +472,19 @@ async function importOrders(prodConnection, localConnection, incrementalUpdate =
         
         recordsAdded += inserts;
         recordsUpdated += updates;
-        importedCount += processedOrderItems.size; // Count unique order items processed
+        importedCount += processedOrderItems.size;
+
+        // Mark affected products for recalculation
+        const affectedPids = [...new Set(validOrders.map(o => o.pid))];
+        if (affectedPids.length > 0) {
+            await localConnection.query(`
+                INSERT INTO product_metric_status (pid, needs_recalculation)
+                VALUES ${affectedPids.map(() => '(?, TRUE)').join(',')}
+                ON DUPLICATE KEY UPDATE 
+                    needs_recalculation = TRUE,
+                    updated_at = CURRENT_TIMESTAMP
+            `, affectedPids);
+        }
       }
 
       // Update progress based on unique orders processed
@@ -585,6 +597,18 @@ async function importOrders(prodConnection, localConnection, incrementalUpdate =
           recordsAdded += inserts;
           recordsUpdated += updates;
           importedCount += retryOrderItems.size;
+
+          // Mark affected products for recalculation
+          const affectedPids = [...new Set(validOrders.map(o => o.pid))];
+          if (affectedPids.length > 0) {
+              await localConnection.query(`
+                  INSERT INTO product_metric_status (pid, needs_recalculation)
+                  VALUES ${affectedPids.map(() => '(?, TRUE)').join(',')}
+                  ON DUPLICATE KEY UPDATE 
+                      needs_recalculation = TRUE,
+                      updated_at = CURRENT_TIMESTAMP
+              `, affectedPids);
+          }
         }
       } catch (error) {
         console.warn('Warning: Failed to retry skipped orders:', error.message);

inventory-server/scripts/import/products.js

@@ -468,6 +468,21 @@ async function importProducts(prodConnection, localConnection, incrementalUpdate
           recordsUpdated += insertsAndUpdates.updates.length;
         }
 
+        if (insertsAndUpdates.updates.length > 0 || insertsAndUpdates.inserts.length > 0) {
+          const affectedPids = [
+              ...insertsAndUpdates.updates.map(p => p.pid),
+              ...insertsAndUpdates.inserts.map(p => p.pid)
+          ];
+          
+          await localConnection.query(`
+              INSERT INTO product_metric_status (pid, needs_recalculation)
+              VALUES ${affectedPids.map(() => '(?, TRUE)').join(',')}
+              ON DUPLICATE KEY UPDATE 
+                  needs_recalculation = TRUE,
+                  updated_at = CURRENT_TIMESTAMP
+          `, affectedPids);
+        }
+
         // Process category relationships
         if (batch.some(p => p.category_ids)) {
             // First get all valid categories

inventory-server/scripts/import/purchase-orders.js

@@ -474,6 +474,18 @@ async function importPurchaseOrders(prodConnection, localConnection, incremental
           recordsAdded += inserts;
           recordsUpdated += Math.floor(updates); // Ensure we never have fractional updates
           processed += batchProcessed;
+
+          // Mark affected products for recalculation
+          const affectedPids = [...new Set(productBatch.map(p => p.pid))];
+          if (affectedPids.length > 0) {
+              await localConnection.query(`
+                  INSERT INTO product_metric_status (pid, needs_recalculation)
+                  VALUES ${affectedPids.map(() => '(?, TRUE)').join(',')}
+                  ON DUPLICATE KEY UPDATE 
+                      needs_recalculation = TRUE,
+                      updated_at = CURRENT_TIMESTAMP
+              `, affectedPids);
+          }
         }
 
         // Handle updates - now we know these actually have changes
@@ -499,6 +511,18 @@ async function importPurchaseOrders(prodConnection, localConnection, incremental
           
           recordsUpdated += Math.floor(updates); // Ensure we never have fractional updates
           processed += batchProcessed;
+
+          // Mark affected products for recalculation
+          const affectedPids = [...new Set(productBatch.map(p => p.pid))];
+          if (affectedPids.length > 0) {
+              await localConnection.query(`
+                  INSERT INTO product_metric_status (pid, needs_recalculation)
+                  VALUES ${affectedPids.map(() => '(?, TRUE)').join(',')}
+                  ON DUPLICATE KEY UPDATE 
+                      needs_recalculation = TRUE,
+                      updated_at = CURRENT_TIMESTAMP
+              `, affectedPids);
+          }
         }
         
         // Update progress based on time interval

inventory-server/scripts/reset-db.js

@@ -41,7 +41,10 @@ const CONFIG_TABLES = [
     'abc_classification_config',
     'safety_stock_config',
     'sales_seasonality',
-    'turnover_config'
+    'turnover_config',
+    'sync_status',
+    'metric_calculation_config',
+    'product_metric_status'
 ];
 
 // Split SQL into individual statements
@@ -175,7 +178,7 @@ async function resetDatabase() {
                 DROP TABLE IF EXISTS 
                 ${tables[0].tables
                     .split(',')
-                    .filter(table => table !== 'users')
+                    .filter(table => !['users', 'import_history'].includes(table))
                     .map(table => '`' + table + '`')
                     .join(', ')}
             `;
@@ -436,34 +439,7 @@ async function resetDatabase() {
             }
         }
 
-        // Verify config tables were created
+        // Read and execute metrics schema
-        const [showConfigTables] = await connection.query('SHOW TABLES');
-        const existingConfigTables = showConfigTables.map(t => Object.values(t)[0]);
-
-        outputProgress({
-            operation: 'Config tables verification',
-            message: {
-                found: existingConfigTables,
-                expected: CONFIG_TABLES
-            }
-        });
-
-        const missingConfigTables = CONFIG_TABLES.filter(
-            t => !existingConfigTables.includes(t)
-        );
-
-        if (missingConfigTables.length > 0) {
-            throw new Error(
-                `Failed to create config tables: ${missingConfigTables.join(', ')}`
-            );
-        }
-
-        outputProgress({
-            operation: 'Config tables created',
-            message: `Successfully created tables: ${CONFIG_TABLES.join(', ')}`
-        });
-
-        // Read and execute metrics schema (metrics tables)
         outputProgress({
             operation: 'Running metrics setup',
             message: 'Creating metrics tables...'
@@ -525,6 +501,29 @@ async function resetDatabase() {
             }
         }
 
+        // Verify triggers exist
+        const [triggers] = await connection.query('SHOW TRIGGERS');
+        const expectedTriggers = [
+            'orders_after_insert_update',
+            'purchase_orders_after_insert_update',
+            'products_after_insert_update'
+        ];
+        
+        const missingTriggers = expectedTriggers.filter(
+            triggerName => !triggers.some(t => t.Trigger === triggerName)
+        );
+
+        if (missingTriggers.length > 0) {
+            throw new Error(
+                `Missing required triggers: ${missingTriggers.join(', ')}`
+            );
+        }
+
+        outputProgress({
+            operation: 'Triggers verified',
+            message: `Successfully verified triggers: ${expectedTriggers.join(', ')}`
+        });
+
         outputProgress({
             status: 'complete',
             operation: 'Database reset complete',