Merge branch 'develop' into standalone_develop

app/controllers/api/v1/project_topics_controller.rb

@@ -0,0 +1,46 @@
+class Api::V1::ProjectTopicsController < Api::V1::BaseController 
+
+  def index 
+    @project_topics = ProjectTopic
+    @project_topics = @project_topics.ransack(name_cont: params[:keyword]) if params[:keyword].present?
+    @project_topics = @project_topics.includes(:projects)
+    @project_topics = kaminary_select_paginate(@project_topics)
+  end
+
+  def create 
+    ActiveRecord::Base.transaction do 
+      @project = Project.find_by_id(create_params[:project_id])
+      return render_not_found unless @project.present?
+      return render_error("请输入项目搜索标签名称.") unless create_params[:name].present? 
+      
+      @project_topic = ProjectTopic.find_or_create_by!(name: create_params[:name].downcase)
+      @project_topic_ralate = @project_topic.project_topic_ralates.find_or_create_by!(project_id: create_params[:project_id])
+
+      if @project_topic.present? && @project_topic_ralate.present? 
+        render_ok
+      else 
+        render_error("项目关联搜索标签失败.")
+      end
+    end
+  end
+
+  def destroy 
+    ActiveRecord::Base.transaction do 
+      @project = Project.find_by_id(create_params[:project_id])
+      return render_not_found unless @project.present?
+
+      @project_topic = ProjectTopic.find_by_id(params[:id])
+      @project_topic_ralate = @project_topic.project_topic_ralates.find_by(project_id: @project.id)
+      if @project_topic_ralate.destroy! 
+        render_ok 
+      else 
+        render_error("项目取消关联搜索标签失败.")
+      end
+    end
+  end
+
+  private 
+  def create_params
+    params.permit(:project_id, :name)
+  end
+end