scinote-web/app/services/projects_overview_service.rb

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# frozen_string_literal: true
class ProjectsOverviewService
def initialize(team, user, params)
@team = team
@user = user
@params = params
@view_state = @team.current_view_state(@user)
if @view_state.state.dig('projects', 'filter') != @params[:filter] &&
%w(active archived all).include?(@params[:filter])
@view_state.state['projects']['filter'] = @params[:filter]
@view_state.save!
end
end
def project_cards
cards_state = @view_state.state.dig('projects', 'cards')
records = fetch_records
records = records.where(archived: true) if @params[:filter] == 'archived'
records = records.where(archived: false) if @params[:filter] == 'active'
if @params[:sort] &&
cards_state['sort'] != @params[:sort] &&
%w(new old atoz ztoa).include?(@params[:sort])
cards_state['sort'] = @params[:sort]
@view_state.state['projects']['cards'] = cards_state
end
@view_state.save! if @view_state.changed?
case cards_state['sort']
when 'new'
records.order(created_at: :desc)
when 'old'
records.order(:created_at)
when 'atoz'
records.order(:name)
when 'ztoa'
records.order(name: :desc)
else
records
end
end
def projects_datatable
table_state = @view_state.state.dig('projects', 'table')
per_page = if @params[:length] && @params[:length] != '-1'
@params[:length].to_i
else
10
end
if table_state['length'] != per_page
table_state['length'] = per_page
table_state['time'] = Time.now.to_i
@view_state.state['projects']['table'] = table_state
@view_state.save!
end
page = @params[:start] ? (@params[:start].to_i / per_page) + 1 : 1
records = fetch_dt_records
records = records.where(archived: true) if @params[:filter] == 'archived'
records = records.where(archived: false) if @params[:filter] == 'active'
search_value = @params.dig(:search, :value)
records = search(records, search_value) if search_value.present?
records = sort(records).page(page).per(per_page)
records
end
private
def fetch_records
due_modules =
MyModule.active
.uncomplete
.overdue
.or(MyModule.one_day_prior)
.distinct
.joins(experiment: :project)
.joins('LEFT OUTER JOIN user_projects ON '\
'user_projects.project_id = projects.id')
.left_outer_joins(:user_my_modules)
.where('projects.id': @team.projects)
.where('user_my_modules.user_id = :user_id '\
'OR (user_projects.role = 0 '\
'AND user_projects.user_id = :user_id)', user_id: @user.id)
.select('my_modules.id', 'my_modules.experiment_id')
projects = @team.projects.joins(
'LEFT OUTER JOIN experiments ON experiments.project_id = projects.id '\
'AND experiments.archived = false'
).joins(
"LEFT OUTER JOIN (#{due_modules.to_sql}) due_modules "\
"ON due_modules.experiment_id = experiments.id"
2019-07-03 15:48:20 +08:00
).joins(
'LEFT OUTER JOIN user_projects ON user_projects.project_id = projects.id'
).left_outer_joins(:project_comments)
# Only admins see all projects of the team
unless @user.is_admin_of_team?(@team)
projects = projects.where(
'visibility = 1 OR user_projects.user_id = :user_id', user_id: @user.id
)
end
projects
.select('projects.*')
.select('(SELECT COUNT(DISTINCT user_projects.id) FROM user_projects '\
'WHERE user_projects.project_id = projects.id) AS user_count')
.select('COUNT(DISTINCT comments.id) AS comment_count')
.select('COUNT(DISTINCT due_modules.id) AS notification_count')
.group('projects.id')
.limit(1_000_000)
end
def fetch_dt_records
projects = @team.projects.joins(
'LEFT OUTER JOIN user_projects ON user_projects.project_id = projects.id'
)
exp_join =
'LEFT OUTER JOIN experiments ON experiments.project_id = projects.id'\
' AND ((projects.archived = true)'\
' OR (projects.archived = false AND experiments.archived = false))'
task_join =
'LEFT OUTER JOIN my_modules ON my_modules.experiment_id = experiments.id'\
' AND ((projects.archived = true)'\
' OR (projects.archived = false AND my_modules.archived = false))'
projects = projects.joins(exp_join).joins(task_join)
# Only admins see all projects of the team
unless @user.is_admin_of_team?(@team)
projects = projects.where(
'visibility = 1 OR user_projects.user_id = :user_id', user_id: @user.id
)
end
projects
.select('projects.*')
.select('(SELECT COUNT(DISTINCT user_projects.id) FROM user_projects '\
'WHERE user_projects.project_id = projects.id) AS user_count')
.select('COUNT(DISTINCT experiments.id) AS experiment_count')
.select('COUNT(DISTINCT my_modules.id) AS task_count')
.group('projects.id')
end
def search(records, value)
records.where_attributes_like('projects.name', value)
end
def sortable_columns
{
'1' => 'projects.archived',
'2' => 'projects.name',
'3' => 'projects.created_at',
'4' => 'projects.visibility',
'5' => 'user_count',
'6' => 'experiment_count',
'7' => 'task_count'
}
end
def sort(records)
order_state = @view_state.state['projects']['table']['order'][0]
order = @params[:order]&.values&.first
if order
dir = order[:dir] == 'desc' ? 'DESC' : 'ASC'
column_index = order[:column]
else
dir = 'ASC'
column_index = '1'
end
if order_state != [column_index.to_i, dir.downcase]
@view_state.state['projects']['table']['order'][0] =
[column_index.to_i, dir.downcase]
end
sort_column = sortable_columns[column_index]
sort_column ||= sortable_columns['1']
records.order("#{sort_column} #{dir}")
end
end