public static void DeleteRecipe(string id, WebMVCLaptopContext context)
{
List <Recipe> tlist = context.Recipes.RecipeList.ToList <Recipe>();
tlist = tlist.Where(p => p.id != id).ToList();
context.Recipes.RecipeList = tlist.ToArray();
//DANGER!!
WriteToJsonFile(context);
}
// write back to json file
public static void WriteToJsonFile(WebMVCLaptopContext context)
{
//shouldn't need to to this
//but if you don't bits of the old context are left in the file
File.Delete(JsonFileNameNonWeb());
using (var outputStream = File.OpenWrite(JsonFileNameNonWeb()))
{
// first delete
JsonSerializer.Serialize <IEnumerable <Recipe> >(
new Utf8JsonWriter(outputStream, new JsonWriterOptions
{
SkipValidation = true,
Indented = true
}),
context.Recipes.RecipeList
);
}
}
// try to make create and edit the same!
// may have to pull it all apart, collection must be identical so
// views must have the same forms
public static void CreateOrEditNewRecipe(string id, IFormCollection collection, WebMVCLaptopContext context)
{
Recipe newrec = new Recipe();
// if id exists it's an edit
// if it doesn't, it's new so get next available
if (string.IsNullOrEmpty(id))
{
newrec.id = GetNextId(context);
}
else
{
newrec.id = id;
}
newrec.name = collection["name"];
newrec.originalURL = collection["originalURL"];
newrec.notes = collection["notes"];
newrec.image = collection["image"];
newrec.keywords = collection["keywords"];
string nrstring = collection["rating"].ToString();
int nrint = int.Parse(nrstring);
newrec.rating = (rating)nrint;
List <string> tlist;
string[] tsarr;
tsarr = collection["ingredients"].ToString().Split("\r\n");
tlist = tsarr.ToList <string>();
tlist = tlist.Where(t => !string.IsNullOrWhiteSpace(t)).ToList();
tsarr = tlist.ToArray();
newrec.ingredients = new Ingredient[tsarr.Length];
for (int i = 0; i < tsarr.Length; i++)
{
Ingredient ni = new Ingredient();
ni.name = System.Net.WebUtility.HtmlEncode(tsarr[i]);
newrec.ingredients[i] = ni;
}
//seperate out steps
tsarr = collection["steps"].ToString().Split("\r\n");
//clean up using list
tlist = tsarr.ToList <string>();
tlist = tlist.Where(t => !string.IsNullOrWhiteSpace(t)).ToList();
tsarr = tlist.ToArray();
newrec.steps = new Step[tsarr.Length];
for (int i = 0; i < tsarr.Length; i++)
{
Step ns = new Step();
ns.order = (i + 1).ToString();
ns.text = System.Net.WebUtility.HtmlEncode(tsarr[i]);
newrec.steps[i] = ns;
}
List <Recipe> tlist2 = context.Recipes.RecipeList.ToList <Recipe>();
//remove 'old' record from context (if it exists)
tlist2 = tlist2.Where(rec => rec.id != newrec.id).ToList <Recipe>();
tlist2.Add(newrec);
context.Recipes.RecipeList = tlist2.ToArray();
// dangerous - updates json file
RecipeService.WriteToJsonFile(context);
}
private static string GetNextId(WebMVCLaptopContext context)
{
var rlist = context.Recipes.RecipeList;
return((rlist.Max(x => int.Parse(x.id)) + 1).ToString());
}
internal static void EditExistingRecipe(IFormCollection collection, WebMVCLaptopContext context)
{
throw new NotImplementedException();
}
public RecipeController(WebMVCLaptopContext context)
{
_context = context;
}
