ADD 工单，pull_requests 数据统计

README.md

@@ -1281,6 +1281,8 @@ http://localhost:3000/api/18816895620/mirror_demo | jq
 |watchers_count  |int|关注数量|
 |branches_count  |int|分支数量|
 |commits_count   |int|总提交记录数量|
+|issues_count    |int|总提交记录数量|
+|pull_requests_count   |int|总提交记录数量|
 |praised         |boolean|当前登录用户是否已点赞，true:已点赞，fasle:未点赞， 用户未登录状态为null|
 |watched         |boolean|当前登录用户是否已关注，true:已关注，fasle:未关注， 用户未登录状态为null|
 |permission      |string|当前登录用户对该仓库的操作权限, Manager:管理员，可以在线编辑文件、在线新建文件、可以设置仓库的基本信息; Developer:开发人员，可在线编辑文件、在线新建文件、不能设置仓库信息; Reporter: 报告人员，只能查看信息，不能设置仓库信息、不能在线编辑文件、不能在线新建文件；用户未登录时也会返回Reporter, 说明也只有读取文件的权限 |
@@ -1308,6 +1310,8 @@ http://localhost:3000/api/18816895620/mirror_demo | jq
   "watchers_count": 1,
   "branches_count": 6,
   "commits_count": 107,
+  "issues_count": 0,
+  "pull_requests_count": 0,
   "permission": "Manager",
   "mirror_url": "https://gitea.com/CasperVector/slew.git",
   "watched": true,

app/models/issue.rb

@@ -1,6 +1,6 @@
 class Issue < ApplicationRecord
   #issue_type 1为普通，2为悬赏
-  belongs_to :project
+  belongs_to :project, :counter_cache => true
   belongs_to :tracker,optional: true
   has_many :project_trends, as: :trend, dependent: :destroy
   has_one :pull_request
@@ -87,4 +87,4 @@ class Issue < ApplicationRecord
     journals.where.not(notes: [nil, ""]).journal_includes.limit(2)
   end
 
-end
+end

app/models/pull_request.rb

@@ -2,8 +2,8 @@ class PullRequest < ApplicationRecord
   #status 0 默认未合并， 1表示合并, 2表示请求拒绝
   belongs_to :issue
   belongs_to :user
-  belongs_to :project
+  belongs_to :project, :counter_cache => true
   has_many :pull_request_assigns, foreign_key: :pull_request_id
   has_many :pull_request_tags, foreign_key: :pull_request_id
   has_many :project_trends, as: :trend, dependent: :destroy
-end
+end

db/migrate/20200213090203_add_issues_count_and_pull_requests_count_to_projects.rb

@@ -0,0 +1,6 @@
+class AddIssuesCountAndPullRequestsCountToProjects < ActiveRecord::Migration[5.2]
+  def change
+    add_column :projects, :issues_count, :integer, :default => 0
+    add_column :projects, :pull_requests_count, :integer, :default => 0
+  end
+end