项目的列表页修改数量参数

app/models/issue_tag.rb

@@ -2,6 +2,6 @@ class IssueTag < ApplicationRecord
 
   has_many :issue_tags_relates, dependent: :destroy
   has_many :issues, through: :issue_tags_relates
-  belongs_to :project, optional: true
+  belongs_to :project, optional: true, counter_cache: true
 
 end

app/models/project.rb

@@ -120,4 +120,16 @@ class Project < ApplicationRecord
     is_public? || User.current.admin? || member?(User.current)
   end
 
+  def version_releases_size(current_user_id, type)
+    if current_user_id == self.user_id && type.to_s == "all"
+      self.repository.version_releases_count 
+    else 
+      self.repository.version_releases.releases_size
+    end
+  end
+
+  def contributor_users
+    self.pull_requests.select(:user_id).pluck(:user_id).uniq.size
+  end
+
 end

app/models/version.rb

@@ -1,5 +1,5 @@
 class Version < ApplicationRecord
-  belongs_to :project
+  belongs_to :project, counter_cache: true
   has_many :issues, class_name: "Issue", foreign_key: "fixed_version_id"
   belongs_to :user, optional: true
 

app/models/version_release.rb

@@ -1,6 +1,7 @@
 class VersionRelease < ApplicationRecord
-  belongs_to :repository
+  belongs_to :repository, counter_cache: true
   belongs_to :user
   has_many :project_trends, as: :trend, dependent: :destroy
+  scope :releases_size, ->{where(draft: false, prerelease: false)}
   # has_many :attachments, as: :container, dependent: :destroy
 end

app/views/repositories/show.json.jbuilder

@@ -7,6 +7,11 @@ json.project_identifier @project.identifier
 json.praises_count @project.praises_count.to_i
 json.forked_count @project.forked_count.to_i
 json.watchers_count @project.watchers_count.to_i
+json.versions_count @project.versions_count  #里程碑数量 
+json.version_releases_count @project.releases_size(current_user.try(:id), "all")
+json.version_releasesed_count @project.releases_size(current_user.try(:id), "released")  #已发行的版本
+json.contributor_users_count @project.contributor_users
+json.issue_tags_count @project.issue_tags_count
 json.branches_count @branches_count
 json.commits_count @commits_count
 json.permission render_edit_project_permission(current_user, @project) if current_user

db/migrate/20200513080857_add_some_counts_to_project.rb

@@ -0,0 +1,20 @@
+class AddSomeCountsToProject < ActiveRecord::Migration[5.2]
+  def change
+    add_column :projects, :versions_count, :integer, default: 0  #里程碑
+    add_column :repositories, :version_releases_count, :integer, default: 0  #版本发布d
+    add_column :projects, :issue_tags_count, :integer, default: 0   #标签的数量
+
+    Project.includes(:versions, :issue_tags, repository: :version_releases).find_each do |p|
+      puts "###____change_p.id____######{p.id}"
+      r = p&.repository 
+      Project.reset_counters p.id, :versions
+      Project.reset_counters p.id, :issue_tags
+      
+      if r.present? 
+        puts "###____change_p.id____######{r.id}"
+        Repository.reset_counters r.id, :version_releases
+      end
+      
+    end
+  end
+end