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class Person
# connect to postgres
DB = PG.connect(host: "localhost", port: 5432, dbname: 'contacts')
def initialize(opts = {})
@id = opts["id"].to_i
@name = opts["name"]
@age = opts["age"].to_i
end
def self.all
results = DB.exec("SELECT * FROM people;")
return results.map { |result| Person.new(result) }
end
def self.find(id)
results = DB.exec("SELECT * FROM people WHERE id=#{id};")
return Person.new(results.first)
end
def self.create(opts={})
results = DB.exec("INSERT INTO people (name, age) VALUES ( '#{opts["name"]}', #{opts["age"]} );")
return { created:true }
end
def self.delete(id)
results = DB.exec("DELETE FROM people WHERE id=#{id};")
return { deleted: true }
end
end