class AddProjects < ActiveRecord::Migration[8.1]
  def up
    create_table :projects do |t|
      t.string :name, null: false
      t.string :code, null: false
      t.text :description
      t.boolean :active, null: false, default: true
      t.integer :position, null: false, default: 0
      t.string :color, default: "#0f172a"
      t.bigint :created_by_id
      t.bigint :updated_by_id
      t.timestamps
    end
    add_index :projects, :code, unique: true
    add_index :projects, :active
    add_index :projects, :position

    create_table :user_projects do |t|
      t.references :user, null: false, foreign_key: true
      t.references :project, null: false, foreign_key: true
      t.boolean :enabled, null: false, default: true
      t.timestamps
    end
    add_index :user_projects, [:user_id, :project_id], unique: true
    add_index :user_projects, :enabled

    create_table :organization_projects do |t|
      t.references :organization, null: false, foreign_key: true
      t.references :project, null: false, foreign_key: true
      t.timestamps
    end
    add_index :organization_projects, [:organization_id, :project_id], unique: true, name: "idx_org_projects_unique"

    add_reference :opportunities, :project, foreign_key: true
    add_reference :sales_goals, :project, foreign_key: true

    say_with_time "Backfill default projects" do
      now = quote(Time.current)
      execute <<~SQL.squish
        INSERT INTO projects (name, code, description, active, position, color, created_at, updated_at) VALUES
        ('MatchLiveTV', 'matchlivetv', 'Streaming e diritti sportivi', TRUE, 0, '#0f172a', #{now}, #{now}),
        ('RiskMeter', 'riskmeter', 'Risk management', TRUE, 1, '#0369a1', #{now}, #{now}),
        ('Cardoo', 'cardoo', 'Cardoo', TRUE, 2, '#047857', #{now}, #{now})
      SQL

      project_id = select_value("SELECT id FROM projects WHERE code = 'matchlivetv'")

      execute <<~SQL.squish
        INSERT INTO organization_projects (organization_id, project_id, created_at, updated_at)
        SELECT id, #{project_id}, #{now}, #{now} FROM organizations
        ON CONFLICT (organization_id, project_id) DO NOTHING
      SQL

      execute "UPDATE opportunities SET project_id = #{project_id} WHERE project_id IS NULL"
      execute "UPDATE sales_goals SET project_id = #{project_id} WHERE project_id IS NULL"

      execute <<~SQL.squish
        INSERT INTO user_projects (user_id, project_id, enabled, created_at, updated_at)
        SELECT u.id, p.id, TRUE, #{now}, #{now}
        FROM users u
        CROSS JOIN projects p
        WHERE u.role = 'user'
        ON CONFLICT (user_id, project_id) DO NOTHING
      SQL
    end
  end

  def down
    remove_reference :sales_goals, :project, foreign_key: true
    remove_reference :opportunities, :project, foreign_key: true
    drop_table :organization_projects
    drop_table :user_projects
    drop_table :projects
  end
end