86 lines
2.2 KiB
Rust
86 lines
2.2 KiB
Rust
//! DNA生成适配器
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//!
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//! 调用nac-udm模块生成资产DNA和GNACS编码
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use crate::error::{OnboardingError, Result};
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use crate::types::{AssetSubmission, DNAResult};
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use nac_udm::asset_dna::DNAGenerator;
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use nac_udm::l1_protocol::gnacs::GNACSCode;
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use chrono::Utc;
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use tracing::{info, error};
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/// DNA生成适配器
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pub struct DNAAdapter {
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generator: DNAGenerator,
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}
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impl DNAAdapter {
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/// 创建新的适配器
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pub fn new() -> Result<Self> {
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let generator = DNAGenerator::new();
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Ok(Self { generator })
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}
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/// 生成资产DNA
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pub async fn generate_dna(&self, submission: &AssetSubmission) -> Result<DNAResult> {
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info!("开始生成资产DNA: {}", submission.asset_name);
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// 生成GNACS编码
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let gnacs_code = self.generate_gnacs(submission)?;
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// 生成DNA
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let dna = self.generator.generate(
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&submission.asset_name,
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&submission.asset_type,
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&submission.jurisdiction,
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&gnacs_code.to_string(),
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)
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.map_err(|e| OnboardingError::DNAGenerationError(format!("DNA生成失败: {}", e)))?;
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// 获取DNA哈希（48字节SHA3-384）
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let dna_hash = hex::encode(dna.hash());
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// 获取资产实例ID
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let asset_instance_id = dna.instance_id().to_string();
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info!("DNA生成完成: hash={}, gnacs={}", dna_hash, gnacs_code.to_string());
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Ok(DNAResult {
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dna_hash,
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gnacs_code: gnacs_code.to_string(),
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asset_instance_id,
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timestamp: Utc::now(),
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})
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}
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/// 生成GNACS编码
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fn generate_gnacs(&self, submission: &AssetSubmission) -> Result<GNACSCode> {
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// 调用GNACS编码器
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let code = GNACSCode::generate(
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&submission.asset_type,
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&submission.jurisdiction,
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&submission.asset_name,
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)
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.map_err(|e| OnboardingError::DNAGenerationError(format!("GNACS编码失败: {}", e)))?;
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Ok(code)
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}
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}
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impl Default for DNAAdapter {
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fn default() -> Self {
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Self::new().unwrap()
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_adapter_creation() {
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let adapter = DNAAdapter::new();
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assert!(adapter.is_ok());
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}
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}
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