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Commitc7672e7

Browse files
added all the new stuff and HATEOAS
1 parentbd2af6f commitc7672e7

23 files changed

+677
-519
lines changed
Lines changed: 310 additions & 0 deletions
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usingSystem;
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usingSystem.Linq;
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usingAutoMapper;
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usingSampleWebApiAspNetCore.Dtos;
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usingMicrosoft.AspNetCore.JsonPatch;
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usingMicrosoft.AspNetCore.Mvc;
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usingSampleWebApiAspNetCore.Repositories;
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usingSystem.Collections.Generic;
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usingSampleWebApiAspNetCore.Entities;
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usingSampleWebApiAspNetCore.Models;
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usingSampleWebApiAspNetCore.Helpers;
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usingMicrosoft.AspNetCore.Authorization;
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namespaceSampleWebApiAspNetCore.Controllers
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{
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[ApiVersion("1.0")]
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[Route("api/v{version:apiVersion}/[controller]")]
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// [Route("api/[controller]")]
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publicclassFoodsController:Controller
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{
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privatereadonlyIFoodRepository_foodRepository;
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privatereadonlyIUrlHelper_urlHelper;
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publicFoodsController(IUrlHelperurlHelper,IFoodRepositoryfoodRepository)
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{
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_foodRepository=foodRepository;
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_urlHelper=urlHelper;
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}
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[HttpGet(Name=nameof(GetAllFoods))]
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publicIActionResultGetAllFoods([FromQuery]QueryParametersqueryParameters)
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{
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List<FoodItem>foodItems=_foodRepository.GetAll(queryParameters).ToList();
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varallItemCount=_foodRepository.Count();
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varpaginationMetadata=new
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{
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totalCount=allItemCount,
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pageSize=queryParameters.PageCount,
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currentPage=queryParameters.Page,
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totalPages=queryParameters.GetTotalPages(allItemCount)
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};
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Response.Headers.Add("X-Pagination",
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Newtonsoft.Json.JsonConvert.SerializeObject(paginationMetadata));
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varlinks=CreateLinksForCollection(queryParameters,allItemCount);
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vartoReturn=foodItems.Select(x=>ExpandSingleFoodItem(x));
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returnOk(new
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{
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value=toReturn,
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links=links
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});
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}
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[HttpGet]
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[Route("{id:int}",Name=nameof(GetSingleFood))]
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publicIActionResultGetSingleFood(intid)
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{
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FoodItemfoodItem=_foodRepository.GetSingle(id);
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if(foodItem==null)
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{
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returnNotFound();
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}
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returnOk(ExpandSingleFoodItem(foodItem));
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}
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[HttpPost(Name=nameof(AddFood))]
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publicIActionResultAddFood([FromBody]FoodCreateDtofoodCreateDto)
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{
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if(foodCreateDto==null)
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{
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returnBadRequest();
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}
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if(!ModelState.IsValid)
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{
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returnBadRequest(ModelState);
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}
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FoodItemtoAdd=Mapper.Map<FoodItem>(foodCreateDto);
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_foodRepository.Add(toAdd);
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if(!_foodRepository.Save())
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{
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thrownewException("Creating a fooditem failed on save.");
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}
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FoodItemnewFoodItem=_foodRepository.GetSingle(toAdd.Id);
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returnCreatedAtRoute(nameof(GetSingleFood),new{id=newFoodItem.Id},
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Mapper.Map<FoodItemDto>(newFoodItem));
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}
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[HttpPatch("{id:int}",Name=nameof(PartiallyUpdateFood))]
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publicIActionResultPartiallyUpdateFood(intid,[FromBody]JsonPatchDocument<FoodUpdateDto>patchDoc)
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{
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if(patchDoc==null)
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{
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returnBadRequest();
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}
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FoodItemexistingEntity=_foodRepository.GetSingle(id);
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if(existingEntity==null)
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{
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returnNotFound();
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}
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FoodUpdateDtofoodUpdateDto=Mapper.Map<FoodUpdateDto>(existingEntity);
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patchDoc.ApplyTo(foodUpdateDto,ModelState);
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TryValidateModel(foodUpdateDto);
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if(!ModelState.IsValid)
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{
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returnBadRequest(ModelState);
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}
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Mapper.Map(foodUpdateDto,existingEntity);
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FoodItemupdated=_foodRepository.Update(id,existingEntity);
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if(!_foodRepository.Save())
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{
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thrownewException("Updating a fooditem failed on save.");
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}
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returnOk(Mapper.Map<FoodItemDto>(updated));
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}
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[HttpDelete]
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[Route("{id:int}",Name=nameof(RemoveFood))]
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publicIActionResultRemoveFood(intid)
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{
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FoodItemfoodItem=_foodRepository.GetSingle(id);
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if(foodItem==null)
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{
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returnNotFound();
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}
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_foodRepository.Delete(id);
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if(!_foodRepository.Save())
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{
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thrownewException("Deleting a fooditem failed on save.");
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}
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returnNoContent();
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}
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[HttpPut]
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[Route("{id:int}",Name=nameof(UpdateFood))]
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publicIActionResultUpdateFood(intid,[FromBody]FoodUpdateDtofoodUpdateDto)
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{
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if(foodUpdateDto==null)
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{
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returnBadRequest();
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}
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varexistingFoodItem=_foodRepository.GetSingle(id);
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if(existingFoodItem==null)
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{
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returnNotFound();
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}
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if(!ModelState.IsValid)
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{
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returnBadRequest(ModelState);
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}
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Mapper.Map(foodUpdateDto,existingFoodItem);
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_foodRepository.Update(id,existingFoodItem);
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if(!_foodRepository.Save())
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{
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thrownewException("Updating a fooditem failed on save.");
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}
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returnOk(Mapper.Map<FoodItemDto>(existingFoodItem));
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}
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[HttpGet("GetRandomMeal",Name=nameof(GetRandomMeal))]
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publicIActionResultGetRandomMeal()
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{
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ICollection<FoodItem>foodItems=_foodRepository.GetRandomMeal();
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IEnumerable<FoodItemDto>dtos=foodItems
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.Select(x=>Mapper.Map<FoodItemDto>(x));
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varlinks=newList<LinkDto>();
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// self
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links.Add(newLinkDto(_urlHelper.Link(nameof(GetRandomMeal),null),"self","GET"));
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returnOk(new
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{
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value=dtos,
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links=links
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});
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}
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privateList<LinkDto>CreateLinksForCollection(QueryParametersqueryParameters,inttotalCount)
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{
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varlinks=newList<LinkDto>();
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// self
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links.Add(
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newLinkDto(_urlHelper.Link(nameof(GetAllFoods),new
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{
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pagecount=queryParameters.PageCount,
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page=queryParameters.Page,
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orderby=queryParameters.OrderBy
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}),"self","GET"));
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links.Add(newLinkDto(_urlHelper.Link(nameof(GetAllFoods),new
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{
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pagecount=queryParameters.PageCount,
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page=1,
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orderby=queryParameters.OrderBy
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}),"first","GET"));
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links.Add(newLinkDto(_urlHelper.Link(nameof(GetAllFoods),new
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{
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pagecount=queryParameters.PageCount,
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page=queryParameters.GetTotalPages(totalCount),
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orderby=queryParameters.OrderBy
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}),"last","GET"));
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if(queryParameters.HasNext(totalCount))
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{
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links.Add(newLinkDto(_urlHelper.Link(nameof(GetAllFoods),new
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{
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pagecount=queryParameters.PageCount,
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page=queryParameters.Page+1,
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orderby=queryParameters.OrderBy
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}),"next","GET"));
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}
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if(queryParameters.HasPrevious())
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{
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links.Add(newLinkDto(_urlHelper.Link(nameof(GetAllFoods),new
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{
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pagecount=queryParameters.PageCount,
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page=queryParameters.Page-1,
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orderby=queryParameters.OrderBy
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}),"previous","GET"));
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}
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returnlinks;
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}
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privatedynamicExpandSingleFoodItem(FoodItemfoodItem)
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{
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varlinks=GetLinks(foodItem.Id);
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FoodItemDtoitem=Mapper.Map<FoodItemDto>(foodItem);
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varresourceToReturn=item.ToDynamic()asIDictionary<string,object>;
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resourceToReturn.Add("links",links);
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returnresourceToReturn;
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}
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privateIEnumerable<LinkDto>GetLinks(intid)
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{
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varlinks=newList<LinkDto>();
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links.Add(
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newLinkDto(_urlHelper.Link(nameof(GetSingleFood),new{id=id}),
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"self",
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"GET"));
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links.Add(
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newLinkDto(_urlHelper.Link(nameof(RemoveFood),new{id=id}),
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"delete_food",
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"DELETE"));
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links.Add(
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newLinkDto(_urlHelper.Link(nameof(AddFood),null),
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"create_food",
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"POST"));
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links.Add(
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newLinkDto(_urlHelper.Link(nameof(UpdateFood),new{id=id}),
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"update_food",
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"PUT"));
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returnlinks;
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}
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}
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[ApiVersion("2.0")]
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[Route("api/v{version:apiVersion}/foods")]
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publicclassFoods2Controller:Controller
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{
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[HttpGet]
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publicIActionResultGet()
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{
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returnOk("2.0");
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}
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}
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}

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