112 lines
3.9 KiB
Ruby
112 lines
3.9 KiB
Ruby
# frozen_string_literal: true
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module SystemNotes
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class CommitService < ::SystemNotes::BaseService
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# Called when commits are added to a Merge Request
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#
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# new_commits - Array of Commits added since last push
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# existing_commits - Array of Commits added in a previous push
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# oldrev - Optional String SHA of a previous Commit
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#
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# See new_commit_summary and existing_commit_summary.
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#
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# Returns the created Note object
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def add_commits(new_commits, existing_commits = [], oldrev = nil)
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total_count = new_commits.length + existing_commits.length
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commits_text = "#{total_count} commit".pluralize(total_count)
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text_parts = ["added #{commits_text}"]
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text_parts << commits_list(noteable, new_commits, existing_commits, oldrev)
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text_parts << "[Compare with previous version](#{diff_comparison_path(noteable, project, oldrev)})"
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body = text_parts.join("\n\n")
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create_note(NoteSummary.new(noteable, project, author, body, action: 'commit', commit_count: total_count))
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end
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# Called when a commit was tagged
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#
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# tag_name - The created tag name
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#
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# Returns the created Note object
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def tag_commit(tag_name)
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link = url_helpers.project_tag_path(project, id: tag_name)
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body = "tagged commit #{noteable.sha} to [`#{tag_name}`](#{link})"
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create_note(NoteSummary.new(noteable, project, author, body, action: 'tag'))
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end
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# Build an Array of lines detailing each commit added in a merge request
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#
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# new_commits - Array of new Commit objects
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#
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# Returns an Array of Strings
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def new_commit_summary(new_commits)
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new_commits.collect do |commit|
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content_tag('li', "#{commit.short_id} - #{commit.title}")
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end
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end
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private
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# Builds a list of existing and new commits according to existing_commits and
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# new_commits methods.
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# Returns a String wrapped in `ul` and `li` tags.
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def commits_list(noteable, new_commits, existing_commits, oldrev)
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existing_commit_summary = existing_commit_summary(noteable, existing_commits, oldrev)
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new_commit_summary = new_commit_summary(new_commits).join
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content_tag('ul', "#{existing_commit_summary}#{new_commit_summary}".html_safe)
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end
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# Build a single line summarizing existing commits being added in a merge
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# request
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#
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# existing_commits - Array of existing Commit objects
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# oldrev - Optional String SHA of a previous Commit
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#
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# Examples:
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#
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# "* ea0f8418...2f4426b7 - 24 commits from branch `master`"
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#
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# "* ea0f8418..4188f0ea - 15 commits from branch `fork:master`"
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#
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# "* ea0f8418 - 1 commit from branch `feature`"
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#
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# Returns a newline-terminated String
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def existing_commit_summary(noteable, existing_commits, oldrev = nil)
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return '' if existing_commits.empty?
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count = existing_commits.size
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commit_ids = if count == 1
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existing_commits.first.short_id
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else
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if oldrev && !Gitlab::Git.blank_ref?(oldrev)
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"#{Commit.truncate_sha(oldrev)}...#{existing_commits.last.short_id}"
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else
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"#{existing_commits.first.short_id}..#{existing_commits.last.short_id}"
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end
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end
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commits_text = "#{count} commit".pluralize(count)
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branch = noteable.target_branch
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branch = "#{noteable.target_project_namespace}:#{branch}" if noteable.for_fork?
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branch_name = content_tag('code', branch)
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content_tag('li', "#{commit_ids} - #{commits_text} from branch #{branch_name}".html_safe)
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end
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def diff_comparison_path(merge_request, project, oldrev)
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diff_id = merge_request.merge_request_diff.id
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url_helpers.diffs_project_merge_request_path(
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project,
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merge_request,
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diff_id: diff_id,
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start_sha: oldrev
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)
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end
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end
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end
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