84 lines
2.7 KiB
C#
84 lines
2.7 KiB
C#
using AutoMapper;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Http.HttpResults;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.EntityFrameworkCore;
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using OnlyPrompt.Backend.ApiModels.Prompt;
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using OnlyPrompt.Backend.Database;
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using OnlyPrompt.Backend.Utils;
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using System.ComponentModel.DataAnnotations;
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namespace OnlyPrompt.Backend.Controllers
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{
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[ApiController]
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[Route("api/v1/feed")]
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[Authorize(Roles = ModelConstants.UserRole)]
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public class FeedController : BaseController
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{
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public FeedController(OnlyPromptContext db, IMapper mapper) : base(db, mapper)
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{
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}
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[HttpGet]
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public async Task<ApiMinimalPrompt[]> GetFeedAsync(
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[Range(0, double.MaxValue)][FromQuery]int offset = 0,
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[Range(1, 100)][FromQuery]int limit = 20,
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[FromQuery]FeedSortType sortBy = FeedSortType.Date,
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[FromQuery]bool ascending = false,
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[FromQuery]Identifier? category = null,
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[FromQuery]DateTime? fromDate = null,
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[FromQuery]DateTime? toDate = null
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)
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{
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var userId = User.GetUserId();
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var query = _db.Prompts
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.Where(x => x.CreatorId != userId)
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.Where(x => x.Creator.Subscribers.Any(s => s.SubscriberId == userId));
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if (category.HasValue)
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query = query.Where(x => category.Value.Id.HasValue ? x.CategoryId == category.Value.Id.Value : x.Category.Slug == category.Value.Slug);
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if (fromDate.HasValue)
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query = query.Where(x => x.UpdatedAt >= fromDate.Value);
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if (toDate.HasValue)
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query = query.Where(x => x.UpdatedAt <= toDate.Value);
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query = sortBy switch {
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FeedSortType.Date => query.OrderBy(x => x.UpdatedAt, ascending),
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FeedSortType.Rating => ascending
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? query.OrderBy(x => x.Reviews.Average(r => (double?)r.Rating) ?? 0).ThenBy(x => x.Reviews.Count)
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: query.OrderByDescending(x => x.Reviews.Average(r => (double?)r.Rating) ?? 0).ThenByDescending(x => x.Reviews.Count),
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_ => query
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};
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var prompts = await query
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.Skip(offset)
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.Take(limit)
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.Select(x => new ApiMinimalPrompt(
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x.Id,
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x.Title,
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x.Description,
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x.UpdatedAt,
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x.CreatorId,
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x.Creator.Profile.DisplayName,
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x.Creator.Profile.AvatarUrl,
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x.ExampleImageUrl,
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x.Price,
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x.Likes.Count,
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x.Likes.Any(l => l.UserId == userId),
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x.Saves.Count,
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x.Saves.Any(s => s.UserId == userId),
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x.SubscriptionTier == null ? (int?)null : x.SubscriptionTier.Level,
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x.SubscriptionTier == null ? null : x.SubscriptionTier.Name,
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x.SubscriptionTier == null ? (decimal?)null : x.SubscriptionTier.MonthlyPrice,
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x.Reviews.Average(r => (double?)r.Rating),
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x.Reviews.Count,
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x.SubscriptionTier == null || x.Creator.Subscribers.Any(s => s.SubscriberId == userId && x.SubscriptionTier.Level <= s.SubscriptionTier.Level)
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)).ToArrayAsync();
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return prompts;
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}
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}
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}
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