diff --git a/app/controllers/compare_controller.rb b/app/controllers/compare_controller.rb
index 1aab7adb..afdceac9 100644
--- a/app/controllers/compare_controller.rb
+++ b/app/controllers/compare_controller.rb
@@ -6,9 +6,14 @@ class CompareController < ApplicationController
   end
 
   def show
-    load_compare_params
-    compare
-    @merge_status, @merge_message = get_merge_message
+    if params[:type] == "sha" 
+      load_compare_params
+      @compare_result ||= gitea_compare(@base, @head)
+    else 
+      load_compare_params
+      compare
+      @merge_status, @merge_message = get_merge_message
+    end
     @page_size = page_size <= 0 ? 1 : page_size
     @page_limit = page_limit <=0 ? 15 : page_limit
     @page_offset = (@page_size -1) * @page_limit
diff --git a/app/controllers/concerns/repository/languages_percentagable.rb b/app/controllers/concerns/repository/languages_percentagable.rb
index dc6abcb9..53876327 100644
--- a/app/controllers/concerns/repository/languages_percentagable.rb
+++ b/app/controllers/concerns/repository/languages_percentagable.rb
@@ -5,7 +5,16 @@ module Repository::LanguagesPercentagable
     result = Gitea::Repository::Languages::ListService.call(@owner.login,
       @repository.identifier, current_user&.gitea_token)
 
-    result[:status] === :success ? hash_transform_precentagable(result[:body]) : nil
+    @transform_language = result[:status] === :success ? hash_transform_precentagable(result[:body]) : nil
+    update_project_language(@transform_language) unless @transform_language.nil?
+    @transform_language
+  end
+
+  def update_project_language(language)
+    db_language = ProjectLanguage.find_or_create_by!(name: language.keys.first.downcase.upcase_first)
+    @project.update_column(:project_language_id, db_language.id)
+  rescue 
+    return
   end
 
   # hash eq:{"JavaScript": 301681522,"Ruby": 1444004,"Roff": 578781}
diff --git a/app/controllers/pull_requests_controller.rb b/app/controllers/pull_requests_controller.rb
index 1dc5827c..97fafe17 100644
--- a/app/controllers/pull_requests_controller.rb
+++ b/app/controllers/pull_requests_controller.rb
@@ -181,6 +181,7 @@ class PullRequestsController < ApplicationController
     @issue_assign_to = @issue.get_assign_user
     @gitea_pull = Gitea::PullRequest::GetService.call(@owner.login, 
       @repository.identifier, @pull_request.gitea_number, current_user&.gitea_token)
+    @last_review = @pull_request.issue.reviews.take
   end
 
   def pr_merge
diff --git a/app/controllers/repositories_controller.rb b/app/controllers/repositories_controller.rb
index 3e2dc1e3..b20014be 100644
--- a/app/controllers/repositories_controller.rb
+++ b/app/controllers/repositories_controller.rb
@@ -9,7 +9,7 @@ class RepositoriesController < ApplicationController
   before_action :load_repository
   before_action :authorizate!, except: [:sync_mirror, :tags, :commit, :archive]
   before_action :authorizate_user_can_edit_repo!, only: %i[sync_mirror]
-  before_action :get_ref, only: %i[entries sub_entries top_counts file archive]
+  before_action :get_ref, only: %i[entries sub_entries top_counts files archive]
   before_action :get_latest_commit, only: %i[entries sub_entries top_counts]
   before_action :get_statistics, only: %i[top_counts]
 
diff --git a/app/controllers/reviews_controller.rb b/app/controllers/reviews_controller.rb
new file mode 100644
index 00000000..eec57113
--- /dev/null
+++ b/app/controllers/reviews_controller.rb
@@ -0,0 +1,20 @@
+class ReviewsController < ApplicationController
+  before_action :require_login
+  before_action :load_project 
+  before_action :load_pull_request
+
+  def create 
+    return render_forbidden('您不是审查人员，无法进行审查！') if current_user&.id != @pull_request.issue.assigned_to_id
+    @journal, @review = Api::V1::Projects::PullRequests::Reviews::CreateService.call(@project, @pull_request, review_params, current_user)
+  end
+
+  private 
+  def review_params 
+    params.require(:review).permit(:content, :commit_id, :status)
+  end
+
+  def load_pull_request
+    @pull_request = @project.pull_requests.where(gitea_number: params[:id]).where.not(id: params[:id]).take || PullRequest.find_by_id(params[:id])
+  end
+
+end
\ No newline at end of file
diff --git a/app/models/issue.rb b/app/models/issue.rb
index a691f9e1..9e167b5e 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -69,6 +69,7 @@ class Issue < ApplicationRecord
   has_many :issue_tags, through: :issue_tags_relates
   has_many :issue_times, dependent: :destroy
   has_many :issue_depends, dependent: :destroy
+  has_many :reviews, dependent: :destroy
   scope :issue_includes, ->{includes(:user)}
   scope :issue_many_includes, ->{includes(journals: :user)}
   scope :issue_issue, ->{where(issue_classify: [nil,"issue"])}
diff --git a/app/models/journal.rb b/app/models/journal.rb
index 5bf05b0d..297c7a14 100644
--- a/app/models/journal.rb
+++ b/app/models/journal.rb
@@ -12,11 +12,13 @@
 #  parent_id        :integer
 #  comments_count   :integer          default("0")
 #  reply_id         :integer
+#  review_id        :integer
 #
 # Indexes
 #
 #  index_journals_on_created_on      (created_on)
 #  index_journals_on_journalized_id  (journalized_id)
+#  index_journals_on_review_id       (review_id)
 #  index_journals_on_user_id         (user_id)
 #  journals_journalized_id           (journalized_id,journalized_type)
 #
diff --git a/app/models/review.rb b/app/models/review.rb
new file mode 100644
index 00000000..f2d3e678
--- /dev/null
+++ b/app/models/review.rb
@@ -0,0 +1,27 @@
+# == Schema Information
+#
+# Table name: reviews
+#
+#  id          :integer          not null, primary key
+#  issue_id    :integer
+#  reviewer_id :integer
+#  content     :text(65535)
+#  commit_id   :string(255)
+#  status      :integer          default("0")
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
+#
+# Indexes
+#
+#  index_reviews_on_issue_id     (issue_id)
+#  index_reviews_on_reviewer_id  (reviewer_id)
+#
+
+class Review < ApplicationRecord
+
+  belongs_to :issue
+  belongs_to :reviewer, class_name: 'User', foreign_key: :reviewer_id
+  has_one :journal, dependent: :destroy
+
+  enum status: {common: 0, approved: 1, rejected: 2} 
+end
diff --git a/app/services/api/v1/projects/pull_requests/reviews/create_service.rb b/app/services/api/v1/projects/pull_requests/reviews/create_service.rb
new file mode 100644
index 00000000..c003256d
--- /dev/null
+++ b/app/services/api/v1/projects/pull_requests/reviews/create_service.rb
@@ -0,0 +1,40 @@
+class Api::V1::Projects::PullRequests::Reviews::CreateService < ApplicationService
+  include ActiveModel::Model
+
+  attr_reader :project, :pull_request, :issue, :status, :commit_id, :content, :current_user
+  attr_accessor :review, :journal
+
+  validates :status, inclusion: { in: %w(common approved rejected), message: '请输入正确的Type'}
+
+  def initialize(project, pull_request, params, current_user)
+    @project = project 
+    @pull_request = pull_request 
+    @issue = pull_request&.issue
+    @status = params[:status]
+    @commit_id = params[:commit_id]
+    @content = params[:content]
+    @current_user = current_user
+  end
+
+  def call
+    raise Error, errors.full_messages.join(", ") unless valid?
+    ActiveRecord::Base.transaction do 
+      create_review 
+      create_journal
+    end 
+
+    return @journal, @review
+  rescue 
+    raise Error, '服务器错误，请联系系统管理员！'
+  end
+
+  private 
+  def create_review  
+    @review = issue.reviews.create!(status: status, content: content, commit_id: commit_id, reviewer_id: @current_user.id)
+  end
+
+  def create_journal
+    @journal = issue.journals.create!(notes: content, user_id: @current_user.id, review_id: @review.id)
+  end
+
+end
\ No newline at end of file
diff --git a/app/views/pull_requests/show.json.jbuilder b/app/views/pull_requests/show.json.jbuilder
index 739bfd74..684a60e9 100644
--- a/app/views/pull_requests/show.json.jbuilder
+++ b/app/views/pull_requests/show.json.jbuilder
@@ -7,6 +7,20 @@ json.commits_count @gitea_pull["commit_num"]
 json.files_count @gitea_pull["changed_files"]
 json.comments_count @issue.journals.parent_journals.size
 json.comments_total_count @issue.get_journals_size
+json.assign_user do 
+  json.partial! 'users/user_simple', user: @issue_assign_to
+end
+
+json.author do 
+  json.partial! 'users/user_simple', user: @issue_user
+end
+
+if @last_review.present?
+  json.last_review do 
+    json.(@last_review, :id, :commit_id, :content, :status) 
+    json.created_at format_time(@last_review.created_at)
+  end
+end
 
 json.pull_request do
   json.extract! @pull_request, :id,:base, :head, :status,:fork_project_id, :is_original
diff --git a/app/views/reviews/create.json.jbuilder b/app/views/reviews/create.json.jbuilder
new file mode 100644
index 00000000..57e6933e
--- /dev/null
+++ b/app/views/reviews/create.json.jbuilder
@@ -0,0 +1,10 @@
+json.issue do 
+  json.partial! 'pull_requests/detail', issue: @pull_request.issue
+end
+json.journal_id @journal.id 
+json.journal_notes @journal.notes 
+json.review_id @review.id
+json.commit_id @review.commit_id
+json.content @review.content 
+json.status @review.status
+json.created_at format_time(@review.created_at)
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 7ba90e89..f3a33fca 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -556,6 +556,7 @@ Rails.application.routes.draw do
           post :refuse_merge
           get :files
           get :commits
+          resources :reviews, only: [:create] 
         end
         collection do
           post :check_can_merge
diff --git a/db/migrate/20220629054645_create_reviews.rb b/db/migrate/20220629054645_create_reviews.rb
new file mode 100644
index 00000000..5027b074
--- /dev/null
+++ b/db/migrate/20220629054645_create_reviews.rb
@@ -0,0 +1,15 @@
+class CreateReviews < ActiveRecord::Migration[5.2]
+  def change
+    create_table :reviews do |t|
+      t.references :issue
+      t.references :reviewer 
+      t.text :content 
+      t.string :commit_id
+      t.integer :status, default: 0
+
+      t.timestamps
+    end
+
+    add_reference :journals, :review
+  end
+end
diff --git a/spec/models/review_spec.rb b/spec/models/review_spec.rb
new file mode 100644
index 00000000..8fc75815
--- /dev/null
+++ b/spec/models/review_spec.rb
@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Review, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end