add: home index api

app/controllers/topic/activity_forums_controller.rb

@@ -1,6 +0,0 @@
-class Topic::ActivityForumsController < Topic::BaseController
-
-  def index 
-    @activity_forums = kaminari_paginate(Topic::ActivityForum)
-  end
-end

app/controllers/topic/banners_controller.rb

@@ -1,6 +0,0 @@
-class Topic::BannersController < Topic::BaseController
-
-  def index 
-    @banners = kaminari_paginate(Topic::Banner)
-  end
-end

app/controllers/topic/base_controller.rb

@@ -1,3 +0,0 @@
-class Topic::BaseController < ApplicationController
-
-end

app/controllers/topic/cards_controller.rb

@@ -1,6 +0,0 @@
-class Topic::CardsController < Topic::BaseController
-
-  def index 
-    @cards = kaminari_paginate(Topic::Card)
-  end
-end

app/controllers/topic/cooperators_controller.rb

@@ -1,6 +0,0 @@
-class Topic::CooperatorsController < Topic::BaseController
-
-  def index 
-    @cooperators = kaminari_paginate(Topic::Cooperator)
-  end
-end

app/controllers/topic/excellent_projects_controller.rb

@@ -1,6 +0,0 @@
-class Topic::ExcellentProjectsController < Topic::BaseController
-
-  def index 
-    @excellent_projects = kaminari_paginate(Topic::ExcellentProject)
-  end
-end

app/controllers/topic/experience_forums_controller.rb

@@ -1,6 +0,0 @@
-class Topic::ExperienceForumsController < Topic::BaseController
-
-  def index 
-    @experience_forums = kaminari_paginate(Topic::ExperienceForum)
-  end
-end

app/controllers/topic/pinned_forums_controller.rb

@@ -1,6 +0,0 @@
-class Topic::PinnedForumsController < Topic::BaseController
-
-  def index
-    @pinned_forums = kaminari_paginate(Topic::PinnedForum) 
-  end
-end

app/controllers/topics_controller.rb

@@ -0,0 +1,9 @@
+class TopicsController < ApplicationController
+
+  def index 
+    return render_not_found("请输入正确的数据类型") unless params[:topic_type].present?
+    scope = Topic.with_single_type(params[:topic_type])
+    @topics = kaminari_paginate(scope)
+  end
+
+end

app/models/topic.rb

@@ -15,10 +15,31 @@ class Topic < ApplicationRecord
 
   default_scope { order(order_index: :desc)}
 
+  scope :with_single_type, ->(type){where(type: trans_simpletype_to_classtype(type))}
+
   def image
     image_url('image')
   end
 
+  def self.trans_simpletype_to_classtype(type)
+    case type 
+    when 'activity_forum'
+      'Topic::ActivityForum'
+    when 'banner'
+      'Topic::Banner'
+    when 'card'
+      'Topic::Card'
+    when 'cooperator'
+      'Topic::Cooperator'
+    when 'excellent_project'
+      'Topic::ExcellentProject'
+    when 'experience_forum'
+      'Topic::ExperienceForum'
+    when 'pinned_forum'
+      'Topic::PinnedForum'
+    end
+  end
+
   private
 
   def image_url(type)

app/views/topics/_activity_forum.json.jbuilder

@@ -0,0 +1,3 @@
+json.(activity_forum, :id, :title, :url)
+json.visits 0
+json.created_time format_time(Time.now)

app/views/topics/_banner.json.jbuilder

@@ -0,0 +1 @@
+json.(banner, :id, :title, :image)

app/views/topics/_card.json.jbuilder

@@ -0,0 +1 @@
+json.(card, :id, :title, :url)

app/views/topics/_cooperator.json.jbuilder

@@ -0,0 +1 @@
+json.(cooperator, :id, :title, :image, :url)

app/views/topics/_excellent_project.json.jbuilder

@@ -0,0 +1,3 @@
+json.(excellent_project, :id, :title, :url)
+project_common = $redis_cache.hgetall("v2-project-common:#{excellent_project&.uuid}")
+json.visits (project_common['visits'] || 0).to_i

app/views/topics/_experience_forum.json.jbuilder

@@ -0,0 +1,3 @@
+json.(experience_forum, :id, :title, :url)
+json.visits 0
+json.created_time format_time(Time.now)

app/views/topics/_pinned_forum.json.jbuilder

@@ -0,0 +1,3 @@
+json.(pinned_forum, :id, :title, :url)
+json.visits 0
+json.created_time format_time(Time.now)

app/views/topics/index.json.jbuilder

@@ -0,0 +1,24 @@
+json.partial! "commons/success"
+json.total_count @topics.total_count 
+json.topics do 
+  json.array! @topics.each do |topic|
+    case topic.type 
+    when "Topic::ActivityForum"
+      json.partial! "activity_forum", locals: {activity_forum: topic}
+    when "Topic::Banner"
+      json.partial! "banner", locals: {banner: topic}
+    when "Topic::Card"
+      json.partial! "card", locals: {card: topic}
+    when "Topic::Cooperator"
+      json.partial! "cooperator", locals: {cooperator: topic}
+    when "Topic::ExcellentProject"
+      json.partial! "excellent_project", locals: {excellent_project: topic}
+    when "Topic::ExperienceForum"
+      json.partial! "experience_forum", locals: {experience_forum: topic}
+    when "Topic::PinnedForum"
+      json.partial! "pinned_forum", locals: {pinned_forum: topic}
+    else
+      json.nil!
+    end
+  end
+end

config/routes.rb

@@ -24,16 +24,7 @@ Rails.application.routes.draw do
   resources :edu_settings
 
   scope '/api' do
-    namespace :topic do 
-      resources :activity_forums, only: [:index]
-      resources :banners, only: [:index]
-      resources :cards, only: [:index]
-      resources :cooperators, only: [:index]
-      resources :excellent_projects, only: [:index]
-      resources :experience_forums, only: [:index]
-      resources :pinned_forums, only: [:index]
-    end
-
+    resources :topics, only: [:index]
     namespace :ci  do
       resources :languages, only: [:index, :show] do
         collection do