Simple CoreData Adapter for RubyMotion
Create a XCode "Empty Project" add there a CoreData Model.
in Gemfile
gem 'DbMotion'
then run bundle update
Load model info from MOM (as of version 1) or define it directly as in version 2. Version 1 models would be automaticly updated to version 2.
class TestModel < DbMotion::Model
version(1) do |db|
db.mom_file "Test_001.mom"
end
version(2) do |db|
db.entity("Object1") do |obj1|
obj1.string :name
obj1.date :lastvisit
end
db.entity("Object2") do |obj2|
obj2.string :name
end
db.relation "Object1:objects2 <<->> Object2:objects1"
end
endin AppDelegate add the following to open the specified Database:
dbm=DbMotion::Database.new.open("MyCoreData.sqlite", TestModel)
DbMotion::Database.setSharedSession(dbm)Search for Items in the Database:
items=DbMotion::Database.shared.find_entry("Object1")Save something in the Database:
item=DbMotion::Database.shared.create_entry("Object2")
item.name=form[:name]
if DbMotion::Database.shared.save
# item saved
end
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