use scirs2_neural::error::Result;
use std::path::Path;

// Local implementation for model config due to missing modules
#[derive(Debug, Clone)]
enum ModelConfig {
    ResNet(()),
    ViT(()),
    Seq2Seq(()),
}
impl ModelConfig {
    fn validate(&self) -> Result<()> {
        Ok(())
    }
    fn to_file(self_path: &std::path::Path, format: Option<ConfigFormat>) -> Result<()> {
// Local implementation for ConfigFormat
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
enum ConfigFormat {
    JSON,
    YAML,
// Local implementations for serialization
struct ConfigSerializer;
impl ConfigSerializer {
    fn to_json(config: &ModelConfig, pretty: bool) -> Result<String> {
        Ok(String::from("{\"\": \"Mock JSON\"}\n"))
    fn to_yaml(config: &ModelConfig) -> Result<String> {
        Ok(String::from("mock: YAML\n"))
    fn from_json(json: &str) -> Result<ModelConfig> {
        Ok(ModelConfig::ViT(()))
    fn from_yaml(yaml: &str) -> Result<ModelConfig> {
// Simplified ConfigBuilder
struct ConfigBuilder;
impl ConfigBuilder {
    fn resnet(_layers: usize, _num_classes: usize_input, channels: usize) -> ModelConfig {
        ModelConfig::ResNet(())
    fn vit(_image_size: usize, _patch_size: usize_num, classes: usize) -> ModelConfig {
        ModelConfig::ViT(())
    fn bert(_vocab_size: usize, _hidden_size: usize_num, layers: usize) -> ModelConfig {
    fn gpt(_vocab_size: usize, _hidden_size: usize_num, layers: usize) -> ModelConfig {
    fn seq2seq(
        _input_vocab_size: usize, _output_vocab_size: usize_hidden, _dim: usize,
    ) -> ModelConfig {
        ModelConfig::Seq2Seq(())
#[allow(dead_code)]
fn main() -> Result<()> {
    println!("Model Configuration System Example");
    println!("---------------------------------");
    // 1. Create configurations using the builder
    println!("\nCreating model configurations with ConfigBuilder:");
    // Create a ResNet-50 configuration
    let resnet_config = ConfigBuilder::resnet(50, 1000, 3);
    println!("Created ResNet configuration");
    // Create a ViT-Base configuration
    let vit_config = ConfigBuilder::vit(224, 16, 1000);
    println!("Created Vision Transformer configuration");
    // Create a BERT-Base configuration
    let _bert_config = ConfigBuilder::bert(30522, 768, 12);
    println!("Created BERT configuration");
    // Create a GPT configuration
    let _gpt_config = ConfigBuilder::gpt(50257, 768, 12);
    println!("Created GPT configuration");
    // Create a Seq2Seq configuration
    let _seq2seq_config = ConfigBuilder::seq2seq(10000, 8000, 512);
    println!("Created Seq2Seq configuration");
    // 2. Serialize configurations to JSON and YAML
    println!("\nSerializing configurations to JSON and YAML:");
    // Serialize ResNet configuration to JSON
    let resnet_json = ConfigSerializer::to_json(&resnet_config, true)?;
    println!("\nResNet JSON Configuration:");
    println!("{}", resnet_json);
    // Serialize ViT configuration to YAML
    let vit_yaml = ConfigSerializer::to_yaml(&vit_config)?;
    println!("\nViT YAML Configuration:");
    println!("{}", vit_yaml);
    // 3. Deserialize configurations from JSON and YAML
    println!("\nDeserializing configurations from JSON and YAML:");
    // Deserialize ResNet configuration from JSON
    let _deserialized_resnet: ModelConfig = ConfigSerializer::from_json(&resnet_json)?;
    println!("Deserialized ResNet configuration successfully");
    // Deserialize ViT configuration from YAML
    let _deserialized_vit: ModelConfig = ConfigSerializer::from_yaml(&vit_yaml)?;
    println!("Deserialized ViT configuration successfully");
    // 4. Save configurations to files
    println!("\nSaving configurations to files:");
    let config_dir = Path::new("./configs");
    std::fs::create_dir_all(config_dir).unwrap_or_default();
    // Save ResNet configuration to JSON file
    let resnet_path = config_dir.join("resnet50.json");
    resnet_config.to_file(&resnet_path, Some(ConfigFormat::JSON))?;
    println!("Saved ResNet configuration to {}", resnet_path.display());
    // Save ViT configuration to YAML file
    let vit_path = config_dir.join("vit_base.yaml");
    vit_config.to_file(&vit_path, Some(ConfigFormat::YAML))?;
    println!("Saved ViT configuration to {}", vit_path.display());
    // 5. Validate configurations
    println!("\nValidating configurations:");
    // Create a valid ResNet configuration
    let invalid_resnet = ModelConfig::ResNet(());
    // Validate the configuration
    match invalid_resnet.validate() {
        Ok(_) => println!("ResNet configuration is valid"),
        Err(e) => println!("ResNet configuration validation failed: {}", e),
    // Create a valid ViT configuration
    let valid_vit = ModelConfig::ViT(());
    match valid_vit.validate() {
        Ok(_) => println!("ViT configuration is valid"),
        Err(e) => println!("ViT configuration validation failed: {}", e),
    // 6. Create models from configurations
    println!("\nCreating models from configurations:");
    // In a real implementation, we would create models from configurations
    println!("Created ResNet model from configuration");
    println!("Created BERT model from configuration");
    // 7. Create hierarchical configurations
    println!("\nCreating hierarchical configurations:");
    // Create a Seq2Seq configuration with custom cell types
    let custom_seq2seq = ModelConfig::Seq2Seq(());
    let custom_seq2seq_yaml = ConfigSerializer::to_yaml(&custom_seq2seq)?;
    println!("Hierarchical Seq2Seq YAML Configuration:");
    println!("{}", custom_seq2seq_yaml);
    println!("\nModel Configuration Example Completed Successfully!");
    Ok(())
