Files
F8WebAI/backend/AgriculturalPlatform.Api/Services/OcrService.cs
T

37 lines
1.6 KiB
C#

namespace AgriculturalPlatform.Api.Services;
/// <summary>身份证 OCR 识别结果(未识别成功时 Success=false 并给出原因)</summary>
public record IdCardOcrResult(
string Name = "",
string IdCard = "",
string Gender = "",
string Address = "",
string BankName = "",
string BankAccount = "",
bool Success = false,
string Message = "");
/// <summary>
/// OCR 识别服务抽象。当前默认实现为 DisabledOcrService(仅占位);
/// 后续接入阿里云/百度 OCR 时,实现本接口并在 Program.cs 替换注册即可,调用方无需改动。
/// </summary>
public interface IOcrService
{
/// <summary>
/// 识别身份证图片,side: front(正面)/ back(反面)。
/// storageKey 为已保存文件的存储 key(OSS 模式下可据此生成临时访问 URL 传给识别服务)。
/// </summary>
Task<IdCardOcrResult> RecognizeAsync(Stream image, string side, string fileName = "idcard.jpg", string? storageKey = null);
}
/// <summary>默认 OCR 实现:未配置凭证时给出友好提示,图片仍会正常保存为附件</summary>
public sealed class DisabledOcrService(IConfiguration cfg) : IOcrService
{
public Task<IdCardOcrResult> RecognizeAsync(Stream image, string side, string fileName = "idcard.jpg", string? storageKey = null)
{
var message = cfg["Ocr:DisabledMessage"]
?? "未配置 OCR 识别服务(待接入阿里云/百度 OCR 凭证),图片已保存为附件,识别字段请手动填写";
return Task.FromResult(new IdCardOcrResult(Success: false, Message: message));
}
}