91 lines
2.6 KiB
C#
91 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using FluentValidation.Results;
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using Microsoft.Extensions.Logging;
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using ServiceStack.OrmLite;
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using zero.Models;
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using zero.Extensions;
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namespace zero.Sqlite;
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public partial class DbOperations : IDbOperations
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{
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/// <inheritdoc />
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public virtual Task<Result<T>> Create<T>(T model, Func<T, Task<ValidationResult>> validate = null) where T : ZeroIdEntity, new() => Save(model, validate);
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/// <inheritdoc />
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public virtual Task<Result<T>> Update<T>(T model, Func<T, Task<ValidationResult>> validate = null) where T : ZeroIdEntity, new() => Save(model, validate, true);
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/// <inheritdoc />
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protected virtual async Task<Result<T>> Save<T>(T model, Func<T, Task<ValidationResult>> validate = null, bool update = false) where T : ZeroIdEntity, new()
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{
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if (model == null)
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{
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Logger.LogWarning("Could not create/update entity (model is null) for type {type}", typeof(T));
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return Result<T>.Fail("@errors.onsave.empty");
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}
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// check if the Id for a model already exists
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if (!model.Id.IsNullOrEmpty())
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{
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T previousModel = await Db.SingleByIdAsync<T>(model.Id);
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if (update && previousModel == null)
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{
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return Result<T>.Fail("@errors.onsave.noidmatch");
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}
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else if (!update && previousModel != null)
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{
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return Result<T>.Fail("@errors.oncreate.idmismatch");
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}
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}
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// validate flavor
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if (model is ISupportsFlavors flavorModel && !flavorModel.Flavor.IsNullOrEmpty())
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{
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if (!Flavors.Exists<T>(flavorModel.Flavor))
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{
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Logger.LogWarning("Flavor {flavor} not found for type {type}", flavorModel.Flavor, typeof(T));
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return Result<T>.Fail("@errors.onsave.flavornotfound");
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}
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}
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// prepare model
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PrepareForSave(model);
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// run validator
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if (validate != null)
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{
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ValidationResult validation = await validate(model);
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if (!validation.IsValid)
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{
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Logger.LogInformation("Validation failed for {id} ({errors})", model.Id, validation.Errors);
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return Result<T>.Fail(validation);
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}
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}
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// create ID before-hand so interceptors can use it
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if (!update)
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{
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model.Id = await GenerateId(model);
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}
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// store our model
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await Db.SaveAsync(model);
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string action = update ? "Updated" : "Created";
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if (model is ZeroEntity zeroEntity)
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{
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Logger.LogInformation(action + " {id} with name {name}", model.Id, zeroEntity.Name);
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}
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else
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{
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Logger.LogInformation(action + " {id}", model.Id);
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}
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return Result<T>.Success(model);
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}
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} |