70 lines
2.7 KiB
C#
70 lines
2.7 KiB
C#
using ProximaContracts.Shared.Exceptions.Repositories.Contract;
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using ProximaContracts.Shared.Exceptions.Repositories.Rates;
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using System.Diagnostics.Contracts;
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using System.Net;
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using System.Text.Json;
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using static System.Runtime.InteropServices.JavaScript.JSType;
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namespace ProximaContracts.API.Middleware
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{
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public sealed class ExceptionHandlingMiddleware
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{
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private readonly RequestDelegate _next;
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private readonly ILogger<ExceptionHandlingMiddleware> _logger;
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public ExceptionHandlingMiddleware(
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RequestDelegate next,
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ILogger<ExceptionHandlingMiddleware> logger)
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{
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_next = next;
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_logger = logger;
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}
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public async Task InvokeAsync(HttpContext context)
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{
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try
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{
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await _next(context);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Unhandled exception");
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await HandleExceptionAsync(context, ex);
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}
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}
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private static Task HandleExceptionAsync(HttpContext ctx, Exception ex)
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{
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(HttpStatusCode code, string title) mapping = ex switch
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{
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GetContractByIdException => (HttpStatusCode.InternalServerError, "Error getting contract by Id."),
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GetContractsException => (HttpStatusCode.InternalServerError, "Error getting all contracts."),
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CreateContractException => (HttpStatusCode.InternalServerError, "Error creating contract."),
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CreateContractRateNotFoundException => (HttpStatusCode.BadRequest, "Error creating contract =>Rate not found."),
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UpdateContractException => (HttpStatusCode.InternalServerError, "Error updating contract."),
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CheckIfRateIdExistsException =>(HttpStatusCode.InternalServerError, "Error checking rates."),
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GetAllRatesException => (HttpStatusCode.InternalServerError, "Error getting all rates."),
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GetAllRates404Exception =>(HttpStatusCode.NotFound, "No Rates found."),
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_ => (HttpStatusCode.InternalServerError, $"Internal server error.")
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};
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var problem = new
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{
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type = $"https://httpstatuses.com/{(int)mapping.code}",
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title = mapping.title,
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status = (int)mapping.code,
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detail = ex.Message,
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instance = ctx.Request.Path
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};
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string json = JsonSerializer.Serialize(problem);
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ctx.Response.ContentType = "application/problem+json";
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ctx.Response.StatusCode = (int)mapping.code;
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return ctx.Response.WriteAsync(json);
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}
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}
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}
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