temperature-alarm/backend/Api/DBAccess/DBAccess.cs

230 lines
8.7 KiB
C#

using Microsoft.EntityFrameworkCore;
using Api.Models;
using Microsoft.AspNetCore.Mvc;
using static System.Runtime.InteropServices.JavaScript.JSType;
using Api.Models.Devices;
using Api.Models.Users;
using Microsoft.AspNetCore.Http.HttpResults;
using System.Collections.Generic;
//All EF Core database calls
namespace Api.DBAccess
{
public class DbAccess
{
private readonly DBContext _context;
public DbAccess(DBContext context)
{
_context = context;
}
/// <summary>
/// Gets one user on id
/// </summary>
/// <param name="userId">used to get the specific user</param>
/// <returns>returns a user object from the database based on the given id</returns>
public async Task<User> ReadUser(int userId)
{
return await _context.Users.FirstOrDefaultAsync(u => u.Id == userId);
}
public async Task<User> ReadUserDetails(int userId)
{
return await _context.Users
.Include(u => u.Devices)
.ThenInclude(u => u.Logs)
.FirstOrDefaultAsync(u => u.Id == userId);
}
// Returns a user according to refreshToken
public async Task<User> ReadUserByRefreshToken(string refreshToken)
{
return await _context.Users.FirstOrDefaultAsync(u => u.RefreshToken == refreshToken);
}
/// <summary>
/// Used to check both email and login for the login.
/// </summary>
/// <param name="emailOrUsername">stores the input of username or email</param>
/// <returns>returns a user object from the database based on the given email or username</returns>
public async Task<User> ReadUserForLogin(string emailOrUsername)
{
if (emailOrUsername.Contains("@"))
{
return await _context.Users.FirstOrDefaultAsync(u => u.Email == emailOrUsername);
}
else
{
return await _context.Users.FirstOrDefaultAsync(u => u.UserName == emailOrUsername);
}
}
/// <summary>
/// Gets all users
/// </summary>
/// <returns>Return a list of users</returns>
public async Task<List<User>> ReadAllUsers()
{
return await _context.Users.ToListAsync();
}
/// <summary>
/// Creates a user
/// </summary>
/// <param name="user">Need the entire user obj</param>
/// <returns>returns true in a OkObjectResult and if there is some error it returns a ConflictObjectResult and a message that explain the reason</returns>
public async Task<IActionResult> CreateUser(User user)
{
_context.Users.Add(user);
bool saved = await _context.SaveChangesAsync() == 1;
if (saved) { return new OkObjectResult(true); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
/// <summary>
/// Updates the user in the database
/// </summary>
/// <param name="user">Contains the updated user info</param>
/// <param name="userId">Has the id for the user that is to be updated</param>
/// <returns>returns the updated user in a OkObjectResult and if there is some error it returns a ConflictObjectResult and a message that explain the reason</returns>
public async Task<IActionResult> UpdateUser(User user)
{
_context.Entry(user).State = EntityState.Modified;
bool saved = await _context.SaveChangesAsync() == 1;
if (saved) { return new OkObjectResult(user);}
return new ConflictObjectResult(new { message = "Could not save to database" });
}
public async Task<IActionResult> updatePassword(User user)
{
_context.Entry(user).State = EntityState.Modified;
bool saved = await _context.SaveChangesAsync() == 1;
if (saved) { return new OkObjectResult(user); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
/// <summary>
/// Deletes a user from the database
/// </summary>
/// <param name="userId">The Id of the user that is to be deleted</param>
/// <returns>returns true in a OkObjectResult and if there is some error it returns a ConflictObjectResult and a message that explain the reason</returns>
public async Task<IActionResult> DeleteUser(User user)
{
_context.Users.Remove(user);
bool saved = await _context.SaveChangesAsync() >= 0;
if (saved) { return new OkObjectResult(saved); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
// Returns all devices
public List<Device> ReadDevices()
{
return _context.Devices.ToList();
}
// Returns a device according to deviceId
public async Task<Device> ReadDevice(int deviceId)
{
return await _context.Devices.FirstOrDefaultAsync(d => d.Id == deviceId);
}
// Returns a device according to referenceId
public Device ReadDevice(string referenceId)
{
return _context.Devices.FirstOrDefault(d => d.ReferenceId == referenceId);
}
/// <summary>
/// Creates a user using entityframework core
/// </summary>
/// <param name="device">The device that is going to be created</param>
/// <param name="userId">The user that owns the device</param>
/// <returns>returns the true in a OkObjectResult and if there is some error it returns a ConflictObjectResult and a message that explain the reason</returns>
public async Task<IActionResult> CreateDevice(User user)
{
_context.Entry(user).State = EntityState.Modified;
bool saved = await _context.SaveChangesAsync() == 2;
if (saved) { return new OkObjectResult(user.Id); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
/// <summary>
/// Updates a device in the database
/// </summary>
/// <param name="request">Contains the updated device info</param>
/// <param name="referenceId">Has the id for the device that is to be updated</param>
/// <returns>returns the updated device in a OkObjectResult and if there is some error it returns a ConflictObjectResult and a message that explain the reason</returns>
public async Task<IActionResult> EditDevice(Device device)
{
_context.Entry(device).State = EntityState.Modified;
bool saved = await _context.SaveChangesAsync() == 1;
if (saved) { return new OkObjectResult(device); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
public async Task<IActionResult> DeleteDevice(Device device)
{
_context.Devices.Remove(device);
bool saved = await _context.SaveChangesAsync() >= 0;
if (saved) { return new OkObjectResult(saved); }
return new ConflictObjectResult(new { message = "Could not save to database" });
}
/// <summary>
/// Returns the logs from the device
/// </summary>
/// <param name="deviceId">Has the id for the device that the los belong too</param>
/// <param name="range">Return only logs within the specified datetime range</param>
/// <returns></returns>
public async Task<List<TemperatureLogs>> ReadLogs(int deviceId, DateTimeRange range)
{
return _context.Devices.Include(d => d.Logs.Where(l => l.Date > range.DateTimeStart && l.Date < range.DateTimeEnd)).Where(d => d.Id == deviceId).FirstOrDefault().Logs;
}
/// <summary>
/// Creates a new log
/// </summary>
/// <param name="temperatureLogs">the new log</param>
/// <param name="referenceId">the referenceId that belongs too the device that recoded the log</param>
public async void CreateLog(TemperatureLogs temperatureLogs, string referenceId)
{
var device = await _context.Devices.Include(d => d.Logs).FirstOrDefaultAsync(d => d.ReferenceId == referenceId);
if (device == null) { return; }
if (device.Logs == null) { device.Logs = new List<TemperatureLogs>(); }
device.Logs.Add(temperatureLogs);
await _context.SaveChangesAsync();
}
// Does a health check on the database access
public async Task<bool> Test()
{
return _context.Database.CanConnect();
}
}
}