-- ============================================================================
-- Add Name Fields to Infrastructure Tables
-- ============================================================================
-- Purpose: Add proper name fields to servers, switches, and cameras
-- Date: 2025-10-23
-- Reason: All devices should have a name field, not just description
-- ============================================================================

SET SQL_SAFE_UPDATES = 0;
SET FOREIGN_KEY_CHECKS = 0;

SELECT '============================================' AS sep;
SELECT 'ADDING NAME FIELDS TO INFRASTRUCTURE' AS status;
SELECT '============================================' AS sep;

-- ============================================================================
-- SECTION 1: ADD NAME FIELD TO SERVERS
-- ============================================================================

-- Check if column exists
SET @col_exists_server = (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'servers' AND COLUMN_NAME = 'servername');

SET @sql_server = IF(@col_exists_server = 0,
    'ALTER TABLE servers ADD COLUMN servername VARCHAR(100) AFTER serverid, ADD INDEX idx_servers_servername (servername)',
    'SELECT "servername already exists" AS notice');

PREPARE stmt FROM @sql_server;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

SELECT 'Step 1 Complete: Added servername to servers table' AS status;


-- ============================================================================
-- SECTION 2: ADD NAME FIELD TO SWITCHES
-- ============================================================================

SET @col_exists_switch = (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'switches' AND COLUMN_NAME = 'switchname');

SET @sql_switch = IF(@col_exists_switch = 0,
    'ALTER TABLE switches ADD COLUMN switchname VARCHAR(100) AFTER switchid, ADD INDEX idx_switches_switchname (switchname)',
    'SELECT "switchname already exists" AS notice');

PREPARE stmt FROM @sql_switch;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

SELECT 'Step 2 Complete: Added switchname to switches table' AS status;


-- ============================================================================
-- SECTION 3: ADD NAME FIELD TO CAMERAS
-- ============================================================================

SET @col_exists_camera = (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'cameras' AND COLUMN_NAME = 'cameraname');

SET @sql_camera = IF(@col_exists_camera = 0,
    'ALTER TABLE cameras ADD COLUMN cameraname VARCHAR(100) AFTER cameraid, ADD INDEX idx_cameras_cameraname (cameraname)',
    'SELECT "cameraname already exists" AS notice');

PREPARE stmt FROM @sql_camera;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

SELECT 'Step 3 Complete: Added cameraname to cameras table' AS status;


-- ============================================================================
-- SECTION 4: ADD NAME FIELD TO ACCESSPOINTS
-- ============================================================================

SET @col_exists_ap = (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'accesspoints' AND COLUMN_NAME = 'apname');

SET @sql_ap = IF(@col_exists_ap = 0,
    'ALTER TABLE accesspoints ADD COLUMN apname VARCHAR(100) AFTER apid, ADD INDEX idx_accesspoints_apname (apname)',
    'SELECT "apname already exists" AS notice');

PREPARE stmt FROM @sql_ap;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

SELECT 'Step 4 Complete: Added apname to accesspoints table' AS status;


-- ============================================================================
-- SECTION 5: UPDATE VW_NETWORK_DEVICES VIEW
-- ============================================================================

-- Drop and recreate view with name fields and camera-specific columns
DROP VIEW IF EXISTS vw_network_devices;

CREATE VIEW vw_network_devices AS
SELECT
  'IDF' AS device_type,
  i.idfid AS device_id,
  i.idfname AS device_name,
  NULL AS modelid,
  NULL AS modelnumber,
  NULL AS vendor,
  NULL AS serialnumber,
  NULL AS ipaddress,
  i.description,
  i.maptop,
  i.mapleft,
  i.isactive,
  NULL AS idfid,
  NULL AS idfname,
  NULL AS macaddress
FROM idfs i

UNION ALL

SELECT
  'Server' AS device_type,
  s.serverid AS device_id,
  s.servername AS device_name,
  s.modelid,
  m.modelnumber,
  v.vendor,
  s.serialnumber,
  s.ipaddress,
  s.description,
  s.maptop,
  s.mapleft,
  s.isactive,
  NULL AS idfid,
  NULL AS idfname,
  NULL AS macaddress
FROM servers s
LEFT JOIN models m ON s.modelid = m.modelnumberid
LEFT JOIN vendors v ON m.vendorid = v.vendorid

UNION ALL

SELECT
  'Switch' AS device_type,
  sw.switchid AS device_id,
  sw.switchname AS device_name,
  sw.modelid,
  m.modelnumber,
  v.vendor,
  sw.serialnumber,
  sw.ipaddress,
  sw.description,
  sw.maptop,
  sw.mapleft,
  sw.isactive,
  NULL AS idfid,
  NULL AS idfname,
  NULL AS macaddress
FROM switches sw
LEFT JOIN models m ON sw.modelid = m.modelnumberid
LEFT JOIN vendors v ON m.vendorid = v.vendorid

UNION ALL

SELECT
  'Camera' AS device_type,
  c.cameraid AS device_id,
  c.cameraname AS device_name,
  c.modelid,
  m.modelnumber,
  v.vendor,
  c.serialnumber,
  c.ipaddress,
  c.description,
  c.maptop,
  c.mapleft,
  c.isactive,
  c.idfid,
  i.idfname,
  c.macaddress
FROM cameras c
LEFT JOIN models m ON c.modelid = m.modelnumberid
LEFT JOIN vendors v ON m.vendorid = v.vendorid
LEFT JOIN idfs i ON c.idfid = i.idfid

UNION ALL

SELECT
  'Access Point' AS device_type,
  a.apid AS device_id,
  a.apname AS device_name,
  a.modelid,
  m.modelnumber,
  v.vendor,
  a.serialnumber,
  a.ipaddress,
  a.description,
  a.maptop,
  a.mapleft,
  a.isactive,
  NULL AS idfid,
  NULL AS idfname,
  NULL AS macaddress
FROM accesspoints a
LEFT JOIN models m ON a.modelid = m.modelnumberid
LEFT JOIN vendors v ON m.vendorid = v.vendorid

UNION ALL

SELECT
  'Printer' AS device_type,
  p.printerid AS device_id,
  p.printerwindowsname AS device_name,
  p.modelid,
  m.modelnumber,
  v.vendor,
  p.serialnumber,
  p.ipaddress,
  NULL AS description,
  p.maptop,
  p.mapleft,
  p.isactive,
  NULL AS idfid,
  NULL AS idfname,
  NULL AS macaddress
FROM printers p
LEFT JOIN models m ON p.modelid = m.modelnumberid
LEFT JOIN vendors v ON m.vendorid = v.vendorid;

SELECT 'Step 5 Complete: Updated vw_network_devices view with name fields, camera columns, and printers' AS status;


-- ============================================================================
-- SECTION 6: VERIFICATION
-- ============================================================================

SELECT '============================================' AS sep;
SELECT 'MIGRATION COMPLETE - VERIFICATION' AS report_title;
SELECT '============================================' AS sep;

-- Verify name columns were added
SELECT 'Name Columns in Infrastructure Tables:' AS section;
SELECT TABLE_NAME, COLUMN_NAME, DATA_TYPE
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = DATABASE()
  AND TABLE_NAME IN ('servers', 'switches', 'cameras', 'idfs', 'accesspoints')
  AND COLUMN_NAME LIKE '%name%'
ORDER BY TABLE_NAME;

-- Test view
SELECT 'Testing vw_network_devices view:' AS section;
SELECT device_type, COUNT(*) as count
FROM vw_network_devices
GROUP BY device_type;

-- Re-enable safety features
SET FOREIGN_KEY_CHECKS = 1;
SET SQL_SAFE_UPDATES = 1;

SELECT '============================================' AS sep;
SELECT 'NAME FIELDS ADDED SUCCESSFULLY!' AS final_status;
SELECT '============================================' AS sep;

-- ============================================================================
-- END OF MIGRATION SCRIPT
-- ============================================================================