Fix server filtering using merged server data

internal/provider/cyberghost.go

@@ -20,8 +20,7 @@ func newCyberghost(servers []models.CyberghostServer) *cyberghost {
 }
 
 func (c *cyberghost) filterServers(region, group string) (servers []models.CyberghostServer) {
-	allServers := constants.CyberghostServers()
+	for i, server := range c.servers {
-	for i, server := range allServers {
 		if len(region) == 0 {
 			server.Region = ""
 		}
@@ -29,7 +28,7 @@ func (c *cyberghost) filterServers(region, group string) (servers []models.Cyber
 			server.Group = ""
 		}
 		if strings.EqualFold(server.Region, region) && strings.EqualFold(server.Group, group) {
-			servers = append(servers, allServers[i])
+			servers = append(servers, c.servers[i])
 		}
 	}
 	return servers

internal/provider/mullvad.go

@@ -20,8 +20,7 @@ func newMullvad(servers []models.MullvadServer) *mullvad {
 }
 
 func (m *mullvad) filterServers(country, city, isp string) (servers []models.MullvadServer) {
-	allServers := constants.MullvadServers()
+	for i, server := range m.servers {
-	for i, server := range allServers {
 		if len(country) == 0 {
 			server.Country = ""
 		}
@@ -34,7 +33,7 @@ func (m *mullvad) filterServers(country, city, isp string) (servers []models.Mul
 		if strings.EqualFold(server.Country, country) &&
 			strings.EqualFold(server.City, city) &&
 			strings.EqualFold(server.ISP, isp) {
-			servers = append(servers, allServers[i])
+			servers = append(servers, m.servers[i])
 		}
 	}
 	return servers

internal/provider/nordvpn.go

@@ -20,8 +20,7 @@ func newNordvpn(servers []models.NordvpnServer) *nordvpn {
 }
 
 func (n *nordvpn) filterServers(region string, protocol models.NetworkProtocol, number uint16) (servers []models.NordvpnServer) {
-	allServers := constants.NordvpnServers()
+	for i, server := range n.servers {
-	for i, server := range allServers {
 		if len(region) == 0 {
 			server.Region = ""
 		}
@@ -35,7 +34,7 @@ func (n *nordvpn) filterServers(region string, protocol models.NetworkProtocol,
 			continue
 		}
 		if strings.EqualFold(server.Region, region) && server.Number == number {
-			servers = append(servers, allServers[i])
+			servers = append(servers, n.servers[i])
 		}
 	}
 	return servers

internal/provider/pia.go

@@ -27,9 +27,9 @@ func newPrivateInternetAccess(servers []models.PIAServer) *pia {
 
 func (p *pia) filterServers(region string) (servers []models.PIAServer) {
 	if len(region) == 0 {
-		return constants.PIAServers()
+		return p.servers
 	}
-	for _, server := range constants.PIAServers() {
+	for _, server := range p.servers {
 		if strings.EqualFold(server.Region, region) {
 			return []models.PIAServer{server}
 		}

internal/provider/purevpn.go

@@ -20,8 +20,7 @@ func newPurevpn(servers []models.PurevpnServer) *purevpn {
 }
 
 func (p *purevpn) filterServers(region, country, city string) (servers []models.PurevpnServer) {
-	allServers := constants.PurevpnServers()
+	for i, server := range p.servers {
-	for i, server := range allServers {
 		if len(region) == 0 {
 			server.Region = ""
 		}
@@ -34,7 +33,7 @@ func (p *purevpn) filterServers(region, country, city string) (servers []models.
 		if strings.EqualFold(server.Region, region) &&
 			strings.EqualFold(server.Country, country) &&
 			strings.EqualFold(server.City, city) {
-			servers = append(servers, allServers[i])
+			servers = append(servers, p.servers[i])
 		}
 	}
 	return servers

internal/provider/surfshark.go

@@ -21,9 +21,9 @@ func newSurfshark(servers []models.SurfsharkServer) *surfshark {
 
 func (s *surfshark) filterServers(region string) (servers []models.SurfsharkServer) {
 	if len(region) == 0 {
-		return constants.SurfsharkServers()
+		return s.servers
 	}
-	for _, server := range constants.SurfsharkServers() {
+	for _, server := range s.servers {
 		if strings.EqualFold(server.Region, region) {
 			return []models.SurfsharkServer{server}
 		}

internal/provider/vyprvpn.go

@@ -21,9 +21,9 @@ func newVyprvpn(servers []models.VyprvpnServer) *vyprvpn {
 
 func (v *vyprvpn) filterServers(region string) (servers []models.VyprvpnServer) {
 	if len(region) == 0 {
-		return constants.VyprvpnServers()
+		return v.servers
 	}
-	for _, server := range constants.VyprvpnServers() {
+	for _, server := range v.servers {
 		if strings.EqualFold(server.Region, region) {
 			return []models.VyprvpnServer{server}
 		}

internal/provider/windscribe.go

@@ -21,9 +21,9 @@ func newWindscribe(servers []models.WindscribeServer) *windscribe {
 
 func (w *windscribe) filterServers(region string) (servers []models.WindscribeServer) {
 	if len(region) == 0 {
-		return constants.WindscribeServers()
+		return w.servers
 	}
-	for _, server := range constants.WindscribeServers() {
+	for _, server := range w.servers {
 		if strings.EqualFold(server.Region, region) {
 			return []models.WindscribeServer{server}
 		}