scinote-web/app/services/repository_table_state_column_update_service.rb

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2019-07-29 16:18:34 +08:00
# frozen_string_literal: true
class RepositoryTableStateColumnUpdateService
# 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 update_states_with_new_column(repository)
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raise ArgumentError, 'repository is empty' if repository.blank?
RepositoryTableState.where(
repository: repository
).find_each do |table_state|
state = table_state.state
index = state['columns'].count
# Add new columns, ColReorder, length entries
state['columns'][index] = Constants::REPOSITORY_TABLE_STATE_CUSTOM_COLUMN_TEMPLATE
state['ColReorder'] << index
state['length'] = (index + 1)
state['time'] = (Time.now.to_f * 1_000).to_i
table_state.save
end
end
def update_states_with_removed_column(repository, old_column_index)
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raise ArgumentError, 'repository is empty' if repository.blank?
raise ArgumentError, 'old_column_index is empty' if old_column_index.blank?
RepositoryTableState.where(repository: repository).find_each do |table_state|
state = table_state.state
user = table_state.user
begin
# Remove column from ColReorder, columns, length entries
state['columns'].delete_at(old_column_index)
state['ColReorder'].delete(old_column_index)
state['ColReorder'].map! do |index|
if index > old_column_index
index - 1
else
index
end
end
if state.dig('order', 0, 0).to_i == old_column_index
# Fallback to default order if user had table ordered by
# the deleted column
state['order'] = Constants::REPOSITORY_TABLE_DEFAULT_STATE['order']
elsif state.dig('order', 0, 0).to_i > old_column_index
state['order'][0][0] -= 1
end
state['length'] = (state['length'] - 1)
state['time'] = (Time.now.to_f * 1_000).to_i
table_state.save
rescue StandardError => e
Rails.logger.error e.message
RepositoryTableStateService.new(user, repository).create_default_state
end
end
end
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end