Class: ReportsController

Inherits:
ApplicationController show all
Defined in:
app/controllers/reports_controller.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from ApplicationController

#after_sign_in_path_for, #api_authenticate!, #current_project, #expire_revision!, #followed_projects, #no_cache, #read_revision, #require_login, #return_or_cache_revision!, #revision, #save_current_project, #set_current_project, #unfurling?

Methods included from UrlHelper

#feature_path, #github_commit_range_url, #github_commit_url, #github_project_url, #github_url?, #goldmine_case_number_url, #link_to_project_feature, #new_release_url, #releases_path

Instance Attribute Details

#end_date ⇒ Object (readonly)

Returns the value of attribute end_date.



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# File 'app/controllers/reports_controller.rb', line 6

def end_date
  @end_date
end

#start_date ⇒ Object (readonly)

Returns the value of attribute start_date.



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# File 'app/controllers/reports_controller.rb', line 6

def start_date
  @start_date
end

#tickets ⇒ Object (readonly)

Returns the value of attribute tickets.



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# File 'app/controllers/reports_controller.rb', line 6

def tickets
  @tickets
end

Instance Method Details

#cycle_time ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 43

def cycle_time
  results = benchmark("pluck") do
    tickets.joins(<<-SQL)
      LEFT OUTER JOIN generate_series('#{start_date}'::timestamp, '#{end_date}'::timestamp, '1 month') AS months(month)
        ON tickets.created_at <= months.month
        AND (tickets.closed_at IS NULL OR tickets.closed_at > months.month)
    SQL
      .where("months.month IS NOT NULL")
      .group("months.month")
      .reorder("months.month ASC")
      .pluck("months.month::date", "AVG(extract('epoch' from month - tickets.created_at)) / 86400")
  end

  benchmark("present") do
    render json: results
  end
end

#index ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 8

def index
  @title = "Reports"
end

#queue_age ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 12

def queue_age
  results = benchmark("pluck") do
    tickets.joins(<<-SQL)
      LEFT OUTER JOIN generate_series('#{start_date}'::timestamp, '#{end_date}'::timestamp, '1 month') AS months(month)
        ON tickets.created_at <= months.month
        AND (tickets.closed_at IS NULL OR tickets.closed_at > months.month)
    SQL
      .where("months.month IS NOT NULL")
      .reorder("months.month ASC")
      .pluck("months.month::date", "extract('epoch' from month - tickets.created_at)")
  end

  results = benchmark("process") do
    results \
     .each_with_object(Hash.new { |h, k| h[k] = [] }) { |(date, age), map| map[date].push(age) }
     .map { |date, ages| [date] + to_age_bins(ages) }
  end

  line = benchmark("line") do
    tickets.closed
      .group("date_trunc('month', closed_at)::date")
      .reorder("date_trunc('month', closed_at)::date")
      .pluck("date_trunc('month', closed_at)::date", "COUNT(id)")
      .map { |(month, count)| {date: month, y: count} }
  end

  benchmark("present") do
    render json: {data: results, line: line}
  end
end

#sprint ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 158

def sprint
  @title = "Sprint Reports"
  @start_date = Date.parse(params.fetch(:since, "2014-05-18")) # when tasks were added
  @start_date = Date.parse(params.fetch(:since, "2014-08-07"))
  @end_date = Date.today

  @users = []
  ([nil] + User.developers).each do |user|
    data = SprintReport.new(user, start_date, end_date).to_a

    next if data.all? { |(_, completed, missed)| (completed + missed).zero? }
    average = data
      .select { |_, completed, missed| (completed + missed) > 0 }
      .avg { |(_, completed, _)| completed }
    @users.push [(user ? user.name : "Team"), average, data] # <- data is: [<date>, <completed>, <missed>]
  end
  @users.sort_by! { |(_, average, _)| -average }
end

#tasks_excel ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 179

def tasks_excel
  authorize! :read, "Report"
  tasks = Task.completed
  send_data TasksExcelPresenter.new(tasks),
    type: :xlsx,
    filename: "Tasks.xlsx",
    disposition: "attachment"
end

#time_to_first_test ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 108

def time_to_first_test
  results = benchmark("pluck") do
    Ticket.connection.select_rows(<<-SQL)
      SELECT
        months.month::date,
        AVG(extract('epoch' from q.testing_started_at - q.to_staging_at)) / 3600
      FROM generate_series('#{start_date}'::timestamp, '#{end_date}'::timestamp, '1 month') AS months(month)
      LEFT OUTER JOIN (
        SELECT
          to_staging.created_at "to_staging_at",
          first_test.created_at "testing_started_at"
        FROM tickets

        INNER JOIN (
          SELECT rt1.ticket_id, MIN(r1.created_at) "created_at"
          FROM releases r1
          INNER JOIN releases_tickets rt1 ON rt1.release_id=r1.id
          WHERE r1.environment_name = 'Staging'
          GROUP BY rt1.ticket_id
        ) AS to_staging ON to_staging.ticket_id=tickets.id

        INNER JOIN (
          SELECT tn.ticket_id, MIN(tn.created_at) "created_at"
          FROM testing_notes tn
          GROUP BY tn.ticket_id
        ) AS first_test ON first_test.ticket_id=tickets.id

      ) AS q
        ON q.to_staging_at >= months.month
        AND q.to_staging_at < (months.month + interval '1 month')
      WHERE q.testing_started_at > q.to_staging_at
      GROUP BY months.month
      ORDER BY months.month ASC
    SQL
      .map { |(date, v1, v2, v3)| [date.to_date, v1.to_i, v2.to_i, v3.to_i] }
  end

  benchmark("present") do
    render json: results
  end
end

#time_to_release ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 61

def time_to_release
  results = benchmark("pluck") do
    Ticket.connection.select_rows(<<-SQL)
      SELECT
        months.month::date,
        AVG(extract('epoch' from q.closed_at - q.to_staging_at)) / 86400,
        AVG(extract('epoch' from q.released_at - q.closed_at)) / 86400
      FROM generate_series('#{start_date}'::timestamp, '#{end_date}'::timestamp, '1 month') AS months(month)
      LEFT OUTER JOIN (
        SELECT
          to_staging.created_at "to_staging_at",
          tickets.closed_at,
          to_production.created_at "released_at"
        FROM tickets

        INNER JOIN (
          SELECT rt1.ticket_id, MIN(r1.created_at) "created_at"
          FROM releases r1
          INNER JOIN releases_tickets rt1 ON rt1.release_id=r1.id
          WHERE r1.environment_name = 'Staging'
          GROUP BY rt1.ticket_id
        ) AS to_staging ON to_staging.ticket_id=tickets.id

        INNER JOIN (
          SELECT rt2.ticket_id, MIN(r2.created_at) "created_at"
          FROM releases r2
          INNER JOIN releases_tickets rt2 ON rt2.release_id=r2.id
          WHERE r2.environment_name = 'Production'
          GROUP BY rt2.ticket_id
        ) AS to_production ON to_production.ticket_id=tickets.id

      ) AS q
        ON q.released_at >= months.month
        AND q.released_at < (months.month + interval '1 month')
      WHERE q.closed_at > q.to_staging_at
        AND q.released_at > q.closed_at
      GROUP BY months.month
      ORDER BY months.month ASC
    SQL
      .map { |(date, v1, v2, v3)| [date.to_date, v1.to_i, v2.to_i, v3.to_i] }
  end

  benchmark("present") do
    render json: results
  end
end

#velocity ⇒ Object 



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# File 'app/controllers/reports_controller.rb', line 152

def velocity
  @title = "Reports"
  @tickets = ::Ticket.includes(:project, :tasks).estimated.closed
    .select { |ticket| ticket.commit_time > 0 } # <-- speed up
end