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it unlocks many cool features!
- require 'pg'
- $conn = PG::Connection.open(:dbname => 'lighthouse')
- class Venue
- attr_accessor :name, :capacity, :id
- def initialize(name, capacity)
- @id = nil
- @name = name
- @capacity = capacity
- end
- def save
- if @id == nil
- sql = "INSERT INTO stagedocs_venue (name, capacity, city_id, notes, url, phone) VALUES ($1, $2, 1, '', '', '') RETURNING *"
- results = $conn.exec_params(sql, [@name, @capacity])
- @id = results[0]["id"]
- else
- sql = "UPDATE stagedocs_venue SET name=$1, capacity=$2 WHERE id=$3"
- $conn.exec_params(sql, [@name, @capacity, @id])
- end
- end
- def self.get_by_id(id)
- sql = "SELECT * FROM stagedocs_venue WHERE id=$1"
- results = $conn.exec_params(sql, [id])
- row = results[0]
- puts row.inspect
- venue = Venue.new(row["name"], row["capacity"])
- venue.id = row["id"]
- venue
- end
- end
- class Artist
- attr_accessor :name, :id
- def initialize(name)
- @id = nil
- @name = name
- end
- def save
- if @id == nil
- sql = "INSERT INTO stagedocs_artist () VALUES () RETURNING *"
- results = $conn.exec_params(sql, [@name, @capacity])
- @id = results[0]["id"]
- else
- sql = "UPDATE stagedocs_venue SET name=$1, capacity=$2 WHERE id=$3"
- $conn.exec_params(sql, [@name, @capacity, @id])
- end
- end
- def self.get_by_id(id)
- sql = "SELECT * FROM stagedocs_venue WHERE id=$1"
- results = $conn.exec_params(sql, [id])
- row = results[0]
- puts row.inspect
- venue = Venue.new(row["name"], row["capacity"])
- venue.id = row["id"]
- venue
- end
- end
- venue = Venue.new("New venue", 10000)
- venue.save
- venue.name = "Murat's Shack"
- venue.save
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