Add func read and write to JSON

go-demo-4/account/vault.go

@@ -0,0 +1,64 @@
+package account
+
+import (
+	"encoding/json"
+	"password/files"
+	"strings"
+	"time"
+
+	"github.com/fatih/color"
+)
+
+type Vault struct {
+	Accounts  []Account `json:"accounts"`
+	UpdatedAt time.Time `json:"updatedAt"`
+}
+
+func NewVault() *Vault {
+	file, err := files.FileRead("data.json")
+	if err != nil {
+		return &Vault{
+			Accounts:  []Account{},
+			UpdatedAt: time.Now(),
+		}
+	}
+	var vault Vault
+	err = json.Unmarshal(file, &vault)
+	if err != nil {
+		color.Red("Не удалось разобрать файл data.json")
+		return &Vault{
+			Accounts:  []Account{},
+			UpdatedAt: time.Now(),
+		}
+	}
+	return &vault
+}
+
+func (vault *Vault) AddAccount(acc Account) {
+	vault.Accounts = append(vault.Accounts, acc)
+	vault.UpdatedAt = time.Now()
+	data, err := vault.ToBytes()
+	if err != nil {
+		color.Red("Не удалось преобразовать")
+	}
+	files.FileWrite(data, "data.json")
+}
+
+func (vault *Vault) ToBytes() ([]byte, error) {
+	file, err := json.Marshal(vault)
+	if err != nil {
+		return nil, err
+	}
+	return file, nil
+}
+
+func (vault *Vault) FindAccountsByUrl(url string) []Account {
+	var accounts []Account
+	for _, account := range vault.Accounts {
+		isMatched := strings.Contains(account.Url, url)
+		if isMatched {
+			accounts = append(accounts, account)
+		}
+	}
+	return accounts
+}