scinote-web/app/services/repository_table_state_service.rb
2021-08-30 10:49:14 +02:00

62 lines
2.1 KiB
Ruby

class RepositoryTableStateService
attr_reader :user, :repository
def initialize(user, repository)
@user = user
@repository = repository
end
# We're using Constants::REPOSITORY_TABLE_DEFAULT_STATE as a reference for
# default table state; this Ruby Hash makes heavy use of Ruby symbols
# notation; HOWEVER, the state that is saved on the RepositoryTableState
# record, has EVERYTHING (booleans, symbols, keys, ...) saved as Strings.
def load_state
loaded = RepositoryTableState.where(user: @user, repository: @repository).take
loaded = create_default_state unless loaded&.state&.present? &&
loaded.state['length'].to_i.positive? &&
loaded.state['order'] &&
loaded.state['columns'] &&
loaded.state['ColReorder'] &&
loaded.state.dig('columns', 1, 'visible') == true &&
loaded.state.dig('columns', 3, 'visible') == true
loaded
end
def update_state(state)
saved_state = load_state
state['order'] = @repository.default_table_state['order'] if state.dig('order', 0, 0).to_i < 1
return if saved_state.state.except('time') == state.except('time')
saved_state.update(state: state)
end
def create_default_state
# Destroy any state object before recreating a new one
RepositoryTableState.where(user: @user, repository: @repository).destroy_all
RepositoryTableState.create(
user: @user,
repository: @repository,
state: generate_default_state
)
end
private
def generate_default_state
default_columns_num = @repository.default_columns_count
# This state should be strings-only
state = @repository.default_table_state.deep_dup
@repository.repository_columns.each_with_index do |_, index|
real_index = default_columns_num + index
state['columns'][real_index] = Constants::REPOSITORY_TABLE_STATE_CUSTOM_COLUMN_TEMPLATE
state['ColReorder'] << real_index
end
state['time'] = Time.new.to_i
state
end
end