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author | Alejandro RodrÃguez <alejorro70@gmail.com> | 2016-09-02 17:29:47 -0300 |
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committer | Alejandro RodrÃguez <alejorro70@gmail.com> | 2016-09-06 12:14:09 -0300 |
commit | ea155ccc3edd071a0ca5adfd774513892b19ab6f (patch) | |
tree | 3e0e3811417a8bd818bf1ab9a6aafd4e6ea104d9 /app/models | |
parent | e9e8c67fb7d58288dbac1777b63ea7d3128d6268 (diff) | |
download | gitlab-ce-ea155ccc3edd071a0ca5adfd774513892b19ab6f.tar.gz |
Optimize discussion notes resolving and unresolving21109-discussion-resolve-runs-a-single-update-query-per-note-but-should-run-a-single-update-query-for-all-notes-instead
Use `update_all` to only require one query per discussion to
update the notes resolved status. Some changes had to be made to
the discussion spec to accout for the fact that notes are not
individually updated now
Diffstat (limited to 'app/models')
-rw-r--r-- | app/models/diff_note.rb | 18 | ||||
-rw-r--r-- | app/models/discussion.rb | 39 |
2 files changed, 45 insertions, 12 deletions
diff --git a/app/models/diff_note.rb b/app/models/diff_note.rb index 4442cefc7e9..559b3075905 100644 --- a/app/models/diff_note.rb +++ b/app/models/diff_note.rb @@ -13,6 +13,11 @@ class DiffNote < Note validate :positions_complete validate :verify_supported + # Keep this scope in sync with the logic in `#resolvable?` + scope :resolvable, -> { user.where(noteable_type: 'MergeRequest') } + scope :resolved, -> { resolvable.where.not(resolved_at: nil) } + scope :unresolved, -> { resolvable.where(resolved_at: nil) } + after_initialize :ensure_original_discussion_id before_validation :set_original_position, :update_position, on: :create before_validation :set_line_code, :set_original_discussion_id @@ -25,6 +30,16 @@ class DiffNote < Note def build_discussion_id(noteable_type, noteable_id, position) [super(noteable_type, noteable_id), *position.key].join("-") end + + # This method must be kept in sync with `#resolve!` + def resolve!(current_user) + unresolved.update_all(resolved_at: Time.now, resolved_by_id: current_user.id) + end + + # This method must be kept in sync with `#unresolve!` + def unresolve! + resolved.update_all(resolved_at: nil, resolved_by_id: nil) + end end def new_diff_note? @@ -73,6 +88,7 @@ class DiffNote < Note self.position.diff_refs == diff_refs end + # If you update this method remember to also update the scope `resolvable` def resolvable? !system? && for_merge_request? end @@ -83,6 +99,7 @@ class DiffNote < Note self.resolved_at.present? end + # If you update this method remember to also update `.resolve!` def resolve!(current_user) return unless resolvable? return if resolved? @@ -92,6 +109,7 @@ class DiffNote < Note save! end + # If you update this method remember to also update `.unresolve!` def unresolve! return unless resolvable? return unless resolved? diff --git a/app/models/discussion.rb b/app/models/discussion.rb index 9676bc03470..de06c13481a 100644 --- a/app/models/discussion.rb +++ b/app/models/discussion.rb @@ -1,7 +1,7 @@ class Discussion NUMBER_OF_TRUNCATED_DIFF_LINES = 16 - attr_reader :first_note, :last_note, :notes + attr_reader :notes delegate :created_at, :project, @@ -36,8 +36,6 @@ class Discussion end def initialize(notes) - @first_note = notes.first - @last_note = notes.last @notes = notes end @@ -70,17 +68,25 @@ class Discussion end def resolvable? - return @resolvable if defined?(@resolvable) + return @resolvable if @resolvable.present? @resolvable = diff_discussion? && notes.any?(&:resolvable?) end def resolved? - return @resolved if defined?(@resolved) + return @resolved if @resolved.present? @resolved = resolvable? && notes.none?(&:to_be_resolved?) end + def first_note + @first_note ||= @notes.first + end + + def last_note + @last_note ||= @notes.last + end + def resolved_notes notes.select(&:resolved?) end @@ -100,17 +106,13 @@ class Discussion def resolve!(current_user) return unless resolvable? - notes.each do |note| - note.resolve!(current_user) if note.resolvable? - end + update { |notes| notes.resolve!(current_user) } end def unresolve! return unless resolvable? - notes.each do |note| - note.unresolve! if note.resolvable? - end + update { |notes| notes.unresolve! } end def for_target?(target) @@ -118,7 +120,7 @@ class Discussion end def active? - return @active if defined?(@active) + return @active if @active.present? @active = first_note.active? end @@ -174,4 +176,17 @@ class Discussion prev_lines end + + private + + def update + notes_relation = DiffNote.where(id: notes.map(&:id)).fresh + yield(notes_relation) + + # Set the notes array to the updated notes + @notes = notes_relation.to_a + + # Reset the memoized values + @last_resolved_note = @resolvable = @resolved = @first_note = @last_note = nil + end end |