Split prices into models

internal/models/prices.go

@@ -0,0 +1,41 @@
+package models
+
+import (
+	"encoding/json"
+	"net/http"
+	"strings"
+	"time"
+)
+
+type Price struct {
+	PriceId    int64
+	SecurityId int64
+	CurrencyId int64
+	Date       time.Time
+	Value      string // String representation of decimal price of Security in Currency units, suitable for passing to big.Rat.SetString()
+	RemoteId   string // unique ID from source, for detecting duplicates
+}
+
+type PriceList struct {
+	Prices *[]*Price `json:"prices"`
+}
+
+func (p *Price) Read(json_str string) error {
+	dec := json.NewDecoder(strings.NewReader(json_str))
+	return dec.Decode(p)
+}
+
+func (p *Price) Write(w http.ResponseWriter) error {
+	enc := json.NewEncoder(w)
+	return enc.Encode(p)
+}
+
+func (pl *PriceList) Read(json_str string) error {
+	dec := json.NewDecoder(strings.NewReader(json_str))
+	return dec.Decode(pl)
+}
+
+func (pl *PriceList) Write(w http.ResponseWriter) error {
+	enc := json.NewEncoder(w)
+	return enc.Encode(pl)
+}