private void AddPrescriptionDrugsToDrugList(SavedPrescriptionDrug[] drugs)
{
Visit visit = (srcItem.DataSource as Visit);
for (int i = 0; i < drugs.Length; i++)
{
if (!visit.VisitDrugs.Any(d => d.DrugId == drugs[i].DrugId)) // no duplication
{
VisitDrug visitDrug = new VisitDrug();
visitDrug.Drug = drugs[i].Drug;
visitDrug.CustomManual = drugs[i].CustomManual;
visit.VisitDrugs.Add(visitDrug);
}
}
}
private void ClearPrescriptionForm()
{
grvDrugs.CurrentRow = null;
VisitDrug visitDrug = new VisitDrug();
visitDrug.Context = DataLayer.GetContext();
srcDrug.DataSource = visitDrug;
cmbDrugs.Focus();
btnAddDrug.Enabled = true;
cmbDrugs.Enabled = true;
}
protected override void Seed(ZooContext context)
{
// This method will be called after migrating to the latest version.
// You can use the DbSet<T>.AddOrUpdate() helper extension method
// to avoid creating duplicate seed data.
// Add first the Entities on the "one" side
// -------------------------------------------
// All Entities around Animal
// -------------------------------------------
// Habitats table
var habitats = new Habitat[]
{
new Habitat {
HabitatId = 1, Name = "Ground"
},
new Habitat {
HabitatId = 2, Name = "Tree"
},
new Habitat {
HabitatId = 3, Name = "Sea"
}
};
// For each 'habitat' in the list 'habitats' above,
// add it to the ICollection Habitats in the context (in other words in the DB)
// habitats.ForEach(s => context.Habitats.Add(s));
context.Habitats.AddOrUpdate(x => x.Name, habitats);
// Save all changes made in the current context 'ZooContext' to the DB!
context.SaveChanges();
// Species Table
var species = new Species[]
{
new Species {
Name = "Mammals"
},
new Species {
Name = "Reptiles"
},
new Species {
Name = "Birds"
}
};
// species.ForEach(s => context.Species.Add(s));
context.Species.AddOrUpdate(x => x.Name, species);
// Diets table
var diets = new Diet[]
{
new Diet {
Name = "Vegetarian"
},
new Diet {
Name = "Carnivor"
},
};
// diets.ForEach(s => context.Diets.Add(s));
context.Diets.AddOrUpdate(x => x.Name, diets);
// Origins Table
var origins = new Origin[]
{
new Origin {
Name = "Africa"
},
new Origin {
Name = "Asia"
},
new Origin {
Name = "North America"
},
new Origin {
Name = "South America"
},
new Origin {
Name = "Central America"
},
new Origin {
Name = "Europe"
},
new Origin {
Name = "Australia"
}
};
// origins.ForEach(s => context.Origins.Add(s));
context.Origins.AddOrUpdate(x => x.Name, origins);
// -------------------------------------------
// All Entities around Visit
// -------------------------------------------
// Diagnosis Table
var diagnoses = new Diagnosis[]
{
new Diagnosis {
Description = "Hart failure"
},
new Diagnosis {
Description = "Low blod pressure"
},
new Diagnosis {
Description = "Trauma"
},
new Diagnosis {
Description = "Flu"
}
};
// Add the collection in the Context and then save in the DB
context.Diagnoses.AddOrUpdate(x => x.Description, diagnoses);
// Vets Table
var veterinaries = new Veterinary[]
{
new Veterinary {
Name = "Francisco Manzano"
},
new Veterinary {
Name = "Anders Fredriksson"
},
new Veterinary {
Name = "Lotta Lindeberg"
},
new Veterinary {
Name = "Helena Lindeberg"
}
};
context.Veterinaries.AddOrUpdate(x => x.Name, veterinaries);
// Drugs Table
var drugs = new Drug[]
{
new Drug {
DrugId = 1, Name = "Drug 1"
},
new Drug {
DrugId = 2, Name = "Drug 2"
},
new Drug {
DrugId = 3, Name = "Drug 3"
},
new Drug {
DrugId = 4, Name = "Drug 4"
}
};
context.Drugs.AddOrUpdate(x => x.Name, drugs);
context.SaveChanges();
// --------------------------------------------
// Animals
// --------------------------------------------
// NOTE! I JUST NEED TO INITIALIZE THE MAIN PROPERTIES and NOT the Navigation Props!
// IMPORTANT!! To avoid FK conflicts, I need to specify placeholders for the IDs otherwise
// EF Code First (which assigns by defaul the same value ID=0 to all object) will give error
// https://stackoverflow.com/questions/11602683/error-seeding-database-foreign-key-issue
var animals = new Animal[]
{
new Animal()
{
AnimalId = 1, Name = "Eagle", Weight = 15.1, IsChildOf = new List <ChildParent>(), IsParentOf = new List <ChildParent>()
},
new Animal()
{
AnimalId = 2, Name = "Horse", Weight = 300.3, IsChildOf = new List <ChildParent>(), IsParentOf = new List <ChildParent>()
},
new Animal()
{
AnimalId = 3, Name = "Dog", Weight = 15.4, IsChildOf = new List <ChildParent>(), IsParentOf = new List <ChildParent>()
},
new Animal()
{
AnimalId = 4, Name = "Cat", Weight = 9.0, IsChildOf = new List <ChildParent>(), IsParentOf = new List <ChildParent>()
},
new Animal()
{
AnimalId = 5, Name = "Wale", Weight = 1200.2, IsChildOf = new List <ChildParent>(), IsParentOf = new List <ChildParent>()
}
};
// -----------------------------------------------------------------------------------------
// Need to create the relations from the "1" side and add the animals BEFORE savingChanges()
// -----------------------------------------------------------------------------------------
// Eagle links to Diet, Habitat, Origin & Species
animals[0].Diet = diets[1];
animals[0].Origin = origins[2];
animals[0].Habitat = habitats[1];
animals[0].Species = species[2];
// Horse links
animals[1].Diet = diets[1];
animals[1].Origin = origins[2];
animals[1].Habitat = habitats[0];
animals[1].Species = species[0];
// Dog links
animals[2].Diet = diets[1];
animals[2].Origin = origins[5];
animals[2].Habitat = habitats[0];
animals[2].Species = species[0];
// Cat links
animals[3].Diet = diets[1];
animals[3].Origin = origins[5];
animals[3].Habitat = habitats[0];
animals[3].Species = species[0];
// For wale
animals[4].Diet = diets[1];
animals[4].Origin = origins[3];
animals[4].Habitat = habitats[2];
animals[4].Species = species[0];
// --------------------
// Create all visits
// --------------------
// NOTE! I JUST NEED TO INITIALIZE THE MAIN PROPERTIES and NOT the Navigation Props!
// IMPORTANT!! To avoid FK conflicts, I need to specify placeholders for the IDs otherwise
// EF Code First (which assigns by defaul the same value ID=0 to all object) will give error
// https://stackoverflow.com/questions/11602683/error-seeding-database-foreign-key-issue
var visits = new Visit[]
{
new Visit {
VisitId = 1, Start = new DateTime(2016, 10, 02, 10, 15, 45), End = new DateTime(2016, 10, 02, 12, 10, 00), Drugs = new List <VisitDrug>()
},
new Visit {
VisitId = 2, Start = new DateTime(2017, 03, 16, 08, 30, 00), End = new DateTime(2017, 03, 16, 09, 30, 00), Drugs = new List <VisitDrug>()
},
new Visit {
VisitId = 3, Start = new DateTime(2017, 09, 12, 15, 00, 00), End = new DateTime(2017, 09, 12, 16, 30, 00), Drugs = new List <VisitDrug>()
}
};
// -------------------------------------
// Create the Bridge table VisitDrugs
// -------------------------------------
// IMPORTANT!! To avoid FK conflicts, I need to specify placeholders for the IDs otherwise
// EF Code First (which assigns by defaul the same value ID=0 to all object) will give error
// https://stackoverflow.com/questions/11602683/error-seeding-database-foreign-key-issue
VisitDrug[] visitDrugs = new VisitDrug[]
{
new VisitDrug {
VisitID = visits[0].VisitId, DrugID = drugs[0].DrugId
},
new VisitDrug {
VisitID = visits[1].VisitId, DrugID = drugs[2].DrugId
},
new VisitDrug {
VisitID = visits[2].VisitId, DrugID = drugs[1].DrugId
}
};
// -----------------------------------------------------------------------------------------
// Need to create the relations from the "1" side and add the visits BEFORE savingChanges()
// -----------------------------------------------------------------------------------------
// Linking Visit to Diagnosis, Drugs, Veterinary, Animal
// visits[0]
visits[0].Diagnosis = diagnoses[0];
visits[0].Veterinary = veterinaries[0];
// visits[0].Drugs.Add(drugs[0]);
visits[0].Animal = animals[0];
// visits[1]
visits[1].Diagnosis = diagnoses[1];
visits[1].Veterinary = veterinaries[0];
// visits[1].Drugs.Add(drugs[2]);
visits[1].Animal = animals[1];
// visits[2]
visits[2].Diagnosis = diagnoses[2];
visits[2].Veterinary = veterinaries[1];
// visits[2].Drugs.Add(drugs[1]);
visits[2].Animal = animals[2];
// -------------------------------------
// Create the Bridge table ChildParents
// -------------------------------------
// IMPORTANT!! To avoid FK conflicts, I need to specify placeholders for the IDs otherwise
// EF Code First (which assigns by defaul the same value ID=0 to all object) will give error
// https://stackoverflow.com/questions/11602683/error-seeding-database-foreign-key-issue
ChildParent[] childparents = new ChildParent[]
{
new ChildParent {
ChildID = animals[0].AnimalId, ParentID = animals[1].AnimalId
},
new ChildParent {
ChildID = animals[1].AnimalId, ParentID = animals[2].AnimalId
},
new ChildParent {
ChildID = animals[3].AnimalId, ParentID = animals[2].AnimalId
},
new ChildParent {
ChildID = animals[4].AnimalId, ParentID = animals[1].AnimalId
}
};
// Add the Animals & Visits to the Context & Save to DB
context.Animals.AddOrUpdate(x => x.Name, animals);
// context.Visits.AddOrUpdate(x => x.Start, visits);
context.ChildParents.AddOrUpdate(c => new { c.ChildID, c.ParentID }, childparents);
// context.VisitDrugs.AddOrUpdate(v => new { v.VisitID, v.DrugID }, visitDrugs);
context.SaveChanges();
}
