From 97eea5c2a709536c14a085fae88e4ae046e1fc12 Mon Sep 17 00:00:00 2001
From: classicalliu <classicalliu@gmail.com>
Date: Wed, 17 Oct 2018 12:11:06 +0800
Subject: [PATCH] add event log show api

---
 app/controllers/api/event_logs_controller.rb  | 22 +++++++++++++++++++
 app/serializers/api/event_log_serializer.rb   | 11 ++++++++++
 config/routes.rb                              |  1 +
 .../api/event_logs_controller_spec.rb         |  5 +++++
 4 files changed, 39 insertions(+)
 create mode 100644 app/controllers/api/event_logs_controller.rb
 create mode 100644 app/serializers/api/event_log_serializer.rb
 create mode 100644 spec/controllers/api/event_logs_controller_spec.rb

diff --git a/app/controllers/api/event_logs_controller.rb b/app/controllers/api/event_logs_controller.rb
new file mode 100644
index 0000000..f3c8049
--- /dev/null
+++ b/app/controllers/api/event_logs_controller.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+class Api::EventLogsController < ApplicationController
+  # params:
+  # {
+  #   "page": "1", // default 1
+  #   "perPage": "10", // default 10
+  # }
+  #
+  # GET /api/event_logs/:address
+  def show
+    address = params[:address]
+    event_logs = EventLog.where("address ILIKE ?", address).order(id: :desc).page(params[:page]).per(params[:perPage])
+
+    render json: {
+      result: {
+        count: event_logs.total_count,
+        event_logs: ActiveModelSerializers::SerializableResource.new(event_logs, each_serializer: ::Api::EventLogSerializer)
+      }
+    }
+  end
+end
diff --git a/app/serializers/api/event_log_serializer.rb b/app/serializers/api/event_log_serializer.rb
new file mode 100644
index 0000000..5822004
--- /dev/null
+++ b/app/serializers/api/event_log_serializer.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class Api::EventLogSerializer < ActiveModel::Serializer
+  attributes :address, :data, :topics
+  attribute :block_hash, key: :blockHash
+  attribute :block_number, key: :blockNumber
+  attribute :log_index, key: :logIndex
+  attribute :transaction_hash, key: :transactionHash
+  attribute :transaction_index, key: :transactionIndex
+  attribute :transaction_log_index, key: :transactionLogIndex
+end
diff --git a/config/routes.rb b/config/routes.rb
index b200a51..3d27f6b 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -13,6 +13,7 @@
     resources :sync_errors, only: [:index]
     get "erc20/transfers", to: "erc20_transfers#index"
     get "transactions/:hash", to: "transactions#show"
+    get "event_logs/:address", to: "event_logs#show"
   end
 
   health_check_routes
diff --git a/spec/controllers/api/event_logs_controller_spec.rb b/spec/controllers/api/event_logs_controller_spec.rb
new file mode 100644
index 0000000..b6a320d
--- /dev/null
+++ b/spec/controllers/api/event_logs_controller_spec.rb
@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Api::EventLogsController, type: :controller do
+
+end