1# frozen_string_literal: true
2
3module Resolvers
4  class MergeRequestsResolver < BaseResolver
5    include ResolvesMergeRequests
6    extend ::Gitlab::Graphql::NegatableArguments
7
8    type ::Types::MergeRequestType.connection_type, null: true
9
10    alias_method :project, :object
11
12    def self.accept_assignee
13      argument :assignee_username, GraphQL::Types::String,
14               required: false,
15               description: 'Username of the assignee.'
16    end
17
18    def self.accept_author
19      argument :author_username, GraphQL::Types::String,
20               required: false,
21               description: 'Username of the author.'
22    end
23
24    def self.accept_reviewer
25      argument :reviewer_username, GraphQL::Types::String,
26               required: false,
27               description: 'Username of the reviewer.'
28    end
29
30    argument :iids, [GraphQL::Types::String],
31             required: false,
32             description: 'Array of IIDs of merge requests, for example `[1, 2]`.'
33
34    argument :source_branches, [GraphQL::Types::String],
35             required: false,
36             as: :source_branch,
37             description: <<~DESC
38               Array of source branch names.
39               All resolved merge requests will have one of these branches as their source.
40             DESC
41
42    argument :target_branches, [GraphQL::Types::String],
43             required: false,
44             as: :target_branch,
45             description: <<~DESC
46               Array of target branch names.
47               All resolved merge requests will have one of these branches as their target.
48             DESC
49
50    argument :state, ::Types::MergeRequestStateEnum,
51             required: false,
52             description: 'Merge request state. If provided, all resolved merge requests will have this state.'
53
54    argument :labels, [GraphQL::Types::String],
55             required: false,
56             as: :label_name,
57             description: 'Array of label names. All resolved merge requests will have all of these labels.'
58    argument :merged_after, Types::TimeType,
59             required: false,
60             description: 'Merge requests merged after this date.'
61    argument :merged_before, Types::TimeType,
62             required: false,
63             description: 'Merge requests merged before this date.'
64    argument :milestone_title, GraphQL::Types::String,
65             required: false,
66             description: 'Title of the milestone.'
67    argument :sort, Types::MergeRequestSortEnum,
68             description: 'Sort merge requests by this criteria.',
69             required: false,
70             default_value: :created_desc
71    argument :created_after, Types::TimeType,
72             required: false,
73             description: 'Merge requests created after this timestamp.'
74    argument :created_before, Types::TimeType,
75             required: false,
76             description: 'Merge requests created before this timestamp.'
77
78    negated do
79      argument :labels, [GraphQL::Types::String],
80               required: false,
81               as: :label_name,
82               description: 'Array of label names. All resolved merge requests will not have these labels.'
83      argument :milestone_title, GraphQL::Types::String,
84               required: false,
85               description: 'Title of the milestone.'
86    end
87
88    def self.single
89      ::Resolvers::MergeRequestResolver
90    end
91
92    def no_results_possible?(args)
93      project.nil? || some_argument_is_empty?(args)
94    end
95
96    def some_argument_is_empty?(args)
97      args.values.any? { |v| v.is_a?(Array) && v.empty? }
98    end
99  end
100end
101