From d3c17fe482d29e79fbf7c9da64676f9ebd91a441 Mon Sep 17 00:00:00 2001
From: Kevin Cotugno <kevin@kevincotugno.com>
Date: Fri, 22 Sep 2017 07:24:42 -0700
Subject: [PATCH] Add confirmation struct

---
 config/postgres.sql |  5 +++++
 confirmation.go     | 13 +++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 confirmation.go

diff --git a/config/postgres.sql b/config/postgres.sql
index b668232..1f7c681 100644
--- a/config/postgres.sql
+++ b/config/postgres.sql
@@ -13,3 +13,8 @@ CREATE UNIQUE INDEX product_trade_id_index ON trades (
 	trade_id);
 
 CREATE INDEX timestamp_index ON trades (timestamp);
+
+CREATE TABLE confirmations (
+	id SERIAL PRIMARY KEY,
+	product CHAR(7) NOT NULL,
+	last_trade_id INTEGER NOT NULL DEFAULT 0);
diff --git a/confirmation.go b/confirmation.go
new file mode 100644
index 0000000..fce9d47
--- /dev/null
+++ b/confirmation.go
@@ -0,0 +1,13 @@
+package tacitus
+
+type Confirmation struct {
+	Id          int    `json:"id"`
+	Product     string `json:"product"`
+	LastTradeId int    `json:"last_trade_id"`
+}
+
+type ConfirmationService interface {
+	Confirmation(product string) (*Confirmation, error)
+	CreateConfirmation(c *Confirmation) error
+	UpdateConfirmation(c *Confirmation) error
+}