// Package grpc provides gRPC client implementations for service clients.
package grpc

import (
	"context"
	"fmt"

	"git.dcentral.systems/toolz/goplt/pkg/registry"
	"git.dcentral.systems/toolz/goplt/pkg/services"
)

// IdentityClient implements IdentityServiceClient using gRPC.
// This is a stub implementation - will be fully implemented when proto files are generated in Phase 4.
type IdentityClient struct {
	registry registry.ServiceRegistry
}

// NewIdentityClient creates a new gRPC client for the Identity Service.
func NewIdentityClient(reg registry.ServiceRegistry) (services.IdentityServiceClient, error) {
	return &IdentityClient{
		registry: reg,
	}, nil
}

// GetUser retrieves a user by ID.
func (c *IdentityClient) GetUser(ctx context.Context, id string) (*services.User, error) {
	return nil, fmt.Errorf("not implemented: proto files not yet generated")
}

// GetUserByEmail retrieves a user by email address.
func (c *IdentityClient) GetUserByEmail(ctx context.Context, email string) (*services.User, error) {
	return nil, fmt.Errorf("not implemented: proto files not yet generated")
}

// CreateUser creates a new user.
func (c *IdentityClient) CreateUser(ctx context.Context, user *services.CreateUserRequest) (*services.User, error) {
	return nil, fmt.Errorf("not implemented: proto files not yet generated")
}

// UpdateUser updates an existing user.
func (c *IdentityClient) UpdateUser(ctx context.Context, id string, user *services.UpdateUserRequest) (*services.User, error) {
	return nil, fmt.Errorf("not implemented: proto files not yet generated")
}

// DeleteUser deletes a user.
func (c *IdentityClient) DeleteUser(ctx context.Context, id string) error {
	return fmt.Errorf("not implemented: proto files not yet generated")
}

// VerifyEmail verifies a user's email address using a verification token.
func (c *IdentityClient) VerifyEmail(ctx context.Context, token string) error {
	return fmt.Errorf("not implemented: proto files not yet generated")
}

// RequestPasswordReset requests a password reset token.
func (c *IdentityClient) RequestPasswordReset(ctx context.Context, email string) error {
	return fmt.Errorf("not implemented: proto files not yet generated")
}

// ResetPassword resets a user's password using a reset token.
func (c *IdentityClient) ResetPassword(ctx context.Context, token, newPassword string) error {
	return fmt.Errorf("not implemented: proto files not yet generated")
}
