public async Task<CategoryPageOutput> GetTagByPage(CategoryPageInput input)
{
return await GetByPage(input, TaxonomyEnum.PostTag);
}
public async Task<CategoryPageOutput> GetByPage(CategoryPageInput input, TaxonomyEnum taxonomy)
{
//跳过条数
var skipCount = (input.PageIndex - 1) * input.PageSize;
//获取条数
var maxResultCount = input.PageSize;
//获取总条数
var totalCount = await _categoryRepository.CountAsync(w => w.Taxonomy == taxonomy);
//获取集合
var categoryList =
await _categoryRepository.GetEnumerableByPage(skipCount, maxResultCount, taxonomy, o => o.CreationTime);
var result = new CategoryPageOutput
{
TotalCount = totalCount,
Items = Mapper.Map<IReadOnlyList<CategoryDto>>(categoryList),
PageIndex = input.PageIndex
};
return result;
}
public async void Should_GetByPage()
{
var input1 = new CategoryPageInput()
{
PageIndex = 1,
PageSize = 5
};
var input2 = new CategoryPageInput()
{
PageIndex = 0,
PageSize = 0
};
var input3 = new CategoryPageInput()
{
PageIndex = 2,
PageSize = 5
};
var output1 = await _categoryService.GetCategoryByPage(input1);
var output2 = await _categoryService.GetCategoryByPage(input2);
var output3 = await _categoryService.GetCategoryByPage(input3);
output1.TotalCount.ShouldBe(1);
output1.TotalCount.ShouldBe(output2.TotalCount);
output1.Items.Count.ShouldBe(output2.Items.Count);
output1.Items.Count().ShouldBe(1);
output3.TotalCount.ShouldBe(1);
output3.Items.Count.ShouldBe(0);
}