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Uses EF Core Power Tools by ErikEJ (see link in code) to creates a .DGML class diagram (and serves it up for saving) of most of the EntityFrameworkCore (EF Core 2) entities in the ASP.Net MVC project when you go to yourwebsite/dgml. This is useful because there is no Class Diagram support in .Net Core 2 yet and it is difficult to find any kind o…
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| using System; | |
| using System.Collections.Generic; | |
| using System.IO; | |
| using System.Linq; | |
| using System.Threading.Tasks; | |
| using Microsoft.AspNetCore.Http; | |
| using Microsoft.AspNetCore.Mvc; | |
| using Microsoft.EntityFrameworkCore; | |
| namespace CHANGEME.Api.Controllers | |
| { | |
| [Route("Dgml")] | |
| public class DgmlController : Controller | |
| { | |
| public CHANGEMEDbContext _context { get; } | |
| public DgmlController( CHANGEMEDbContext context) | |
| { | |
| _context = context; | |
| } | |
| /// <summary> | |
| /// Creates a DGML class diagram of most of the entities in the project wher you go to localhost/dgml | |
| /// See https://github.com/ErikEJ/SqlCeToolbox/wiki/EF-Core-Power-Tools | |
| /// </summary> | |
| /// <returns>a DGML class diagram</returns> | |
| [HttpGet] | |
| public IActionResult Get() | |
| { | |
| System.IO.File.WriteAllText(Directory.GetCurrentDirectory() + "\\Entities.dgml", | |
| _context.AsDgml(), | |
| System.Text.Encoding.UTF8); | |
| var file = System.IO.File.OpenRead(Directory.GetCurrentDirectory() + "\\Entities.dgml"); | |
| var response = File(file, "application/octet-stream", "Entities.dgml"); | |
| return response; | |
| } | |
| } | |
| } |
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