From 72daae7a7492a443272ab4fbbd9c43295cd49c54 Mon Sep 17 00:00:00 2001
From: Konstantin Romanov <k-rrr@ya.ru>
Date: Sun, 17 Dec 2023 16:50:48 +0300
Subject: [PATCH] remove decimal package

---
 api/history.go | 14 ++++++--------
 api/moex.go    | 13 ++++++-------
 api/spbex.go   |  9 ++++-----
 go.mod         |  1 -
 4 files changed, 16 insertions(+), 21 deletions(-)

diff --git a/api/history.go b/api/history.go
index 00a6f12..32a7698 100644
--- a/api/history.go
+++ b/api/history.go
@@ -3,17 +3,15 @@ package api
 import (
 	"encoding/json"
 	"time"
-
-	"github.com/shopspring/decimal"
 )
 
 type HistoryEntry struct {
-	Date      time.Time       `json:"date"`
-	Close     decimal.Decimal `json:"close"`
-	High      decimal.Decimal `json:"high"`
-	Low       decimal.Decimal `json:"low"`
-	Volume    uint64          `json:"volume"`
-	Facevalue decimal.Decimal `json:"facevalue"`
+	Date      time.Time `json:"date"`
+	Close     float64   `json:"close"`
+	High      float64   `json:"high"`
+	Low       float64   `json:"low"`
+	Volume    uint64    `json:"volume"`
+	Facevalue float64   `json:"facevalue"`
 }
 
 type HistoryEntries []HistoryEntry
diff --git a/api/moex.go b/api/moex.go
index 5e8f34a..c576b1f 100644
--- a/api/moex.go
+++ b/api/moex.go
@@ -8,7 +8,6 @@ import (
 
 	custom_errors "github.com/kiberdruzhinnik/go-exchange-api/errors"
 	"github.com/kiberdruzhinnik/go-exchange-api/utils"
-	"github.com/shopspring/decimal"
 )
 
 const PAGE_SIZE = 100
@@ -125,7 +124,6 @@ func (api *MoexAPI) getSecurityParameters(ticker string) (MoexSecurityParameters
 		return MoexSecurityParameters{}, custom_errors.ErrorCouldNotParseJSON
 	}
 
-	// var output MoexSecurityParameters
 	for _, entry := range moexJson.Boards.Data {
 		isPrimary := int(entry[3].(float64))
 		if isPrimary == 1 {
@@ -220,9 +218,10 @@ func (api *MoexAPI) getSecurityHistoryOffset(ticker string,
 		if entry[1] == nil || entry[2] == nil || entry[3] == nil {
 			continue
 		}
-		moexHistory[i].Close = decimal.NewFromFloat(entry[1].(float64))
-		moexHistory[i].High = decimal.NewFromFloat(entry[2].(float64))
-		moexHistory[i].Low = decimal.NewFromFloat(entry[3].(float64))
+
+		moexHistory[i].Close = entry[1].(float64)
+		moexHistory[i].High = entry[2].(float64)
+		moexHistory[i].Low = entry[3].(float64)
 
 		if len(entry) > 4 {
 			moexHistory[i].Volume = uint64(entry[4].(float64))
@@ -231,9 +230,9 @@ func (api *MoexAPI) getSecurityHistoryOffset(ticker string,
 		}
 
 		if len(entry) > 5 {
-			moexHistory[i].Facevalue = decimal.NewFromFloat(entry[5].(float64))
+			moexHistory[i].Facevalue = entry[5].(float64)
 		} else {
-			moexHistory[i].Facevalue = decimal.Zero
+			moexHistory[i].Facevalue = 1.0
 		}
 	}
 
diff --git a/api/spbex.go b/api/spbex.go
index 1828ace..c91b7bd 100644
--- a/api/spbex.go
+++ b/api/spbex.go
@@ -8,7 +8,6 @@ import (
 
 	custom_errors "github.com/kiberdruzhinnik/go-exchange-api/errors"
 	"github.com/kiberdruzhinnik/go-exchange-api/utils"
-	"github.com/shopspring/decimal"
 )
 
 type SpbexAPI struct {
@@ -47,11 +46,11 @@ func (api *SpbexAPI) GetTicker(ticker string) (HistoryEntries, error) {
 
 		entry := HistoryEntry{
 			Date:      api.parseTime(int64(jsonHistory.Time[i])),
-			Close:     decimal.NewFromFloat(jsonHistory.Close[i]),
-			High:      decimal.NewFromFloat(jsonHistory.High[i]),
-			Low:       decimal.NewFromFloat(jsonHistory.Low[i]),
+			Close:     jsonHistory.Close[i],
+			High:      jsonHistory.High[i],
+			Low:       jsonHistory.Low[i],
 			Volume:    0,
-			Facevalue: decimal.Zero,
+			Facevalue: 1.0,
 		}
 		historyEntries[i] = entry
 	}
diff --git a/go.mod b/go.mod
index 5c36b28..37361b0 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,6 @@ go 1.21.5
 require (
 	github.com/gin-gonic/gin v1.9.1
 	github.com/redis/go-redis/v9 v9.3.0
-	github.com/shopspring/decimal v1.3.1
 )
 
 require (