functional simple api

2024-08-23 16:39:20 -05:00
parent f9354196dd
commit ae4f12c159
18 changed files with 234 additions and 216 deletions
--- a/core/nkode/nkode_in_memory.go
+++ b/core/nkode/nkode_in_memory.go
@@ -0,0 +1,143 @@
+package nkode
+
+import (
+	"errors"
+	"fmt"
+	m "go-nkode/core/model"
+)
+
+type NKodeInMemory struct {
+	Customers      map[m.CustomerId]Customer
+	SignupSessions map[m.SessionId]UserSignSession
+}
+
+func NewNKodeInMemory() NKodeInMemory {
+	return NKodeInMemory{
+		Customers:      make(map[m.CustomerId]Customer),
+		SignupSessions: make(map[m.SessionId]UserSignSession),
+	}
+}
+
+func (n *NKodeInMemory) CreateNewCustomer(keypadSize m.KeypadSize, nkodePolicy m.NKodePolicy) (*m.CustomerId, error) {
+	newCustomer, err := NewCustomer(keypadSize, nkodePolicy)
+	if err != nil {
+		return nil, err
+	}
+	n.Customers[newCustomer.CustomerId] = *newCustomer
+	return &newCustomer.CustomerId, nil
+}
+
+func (n *NKodeInMemory) GenerateSignupInterface(customerId m.CustomerId) (*m.GenerateSignupInterfaceResp, error) {
+	customer, exists := n.Customers[customerId]
+	if !exists {
+		return nil, errors.New(fmt.Sprintf("customer doesnt exists: %s", customerId))
+	}
+
+	signupSession, err := NewSignupSession(customer.Attributes.KeypadSize, customer.CustomerId)
+	if err != nil {
+		return nil, err
+	}
+	n.SignupSessions[signupSession.SessionId] = *signupSession
+	resp := m.GenerateSignupInterfaceResp{
+		UserInterface: signupSession.SetIdxInterface,
+		SessionId:     signupSession.SessionId,
+	}
+	return &resp, nil
+}
+
+func (n *NKodeInMemory) SetNKode(username m.Username, customerId m.CustomerId, sessionId m.SessionId, keySelection m.KeySelection) (m.IdxInterface, error) {
+	_, exists := n.Customers[customerId]
+	if !exists {
+		return nil, errors.New(fmt.Sprintf("set nkode customer id does not exist %s", customerId))
+	}
+
+	session, exists := n.SignupSessions[sessionId]
+	if !exists {
+		return nil, errors.New(fmt.Sprintf("session id does not exist %s", sessionId))
+	}
+	confirmInterface, err := session.SetUserNKode(username, keySelection)
+	if err != nil {
+		return nil, err
+	}
+	n.SignupSessions[sessionId] = session
+	return confirmInterface, nil
+}
+
+func (n *NKodeInMemory) ConfirmNKode(customerId m.CustomerId, sessionId m.SessionId, keySelection m.KeySelection) error {
+	session, exists := n.SignupSessions[sessionId]
+	if !exists {
+		return errors.New(fmt.Sprintf("session id does not exist %s", sessionId))
+	}
+	customer, exists := n.Customers[customerId]
+	passcode, err := session.DeducePasscode(keySelection)
+	if err != nil {
+		return err
+	}
+	err = customer.IsValidNKode(passcode)
+	if err != nil {
+		return err
+	}
+	err = customer.AddNewUser(session.Username, passcode, session.LoginUserInterface)
+	if err != nil {
+		return err
+	}
+	delete(n.SignupSessions, session.SessionId)
+	n.Customers[customerId] = customer
+	return nil
+}
+
+func (n *NKodeInMemory) GetLoginInterface(username m.Username, customerId m.CustomerId) (m.IdxInterface, error) {
+	err := n.customerUserExists(username, customerId)
+	if err != nil {
+		return nil, err
+	}
+	user := n.Customers[customerId].Users[username]
+	err = user.Interface.PartialInterfaceShuffle()
+	if err != nil {
+		return nil, err
+	}
+	n.Customers[customerId].Users[username] = user
+	return user.Interface.IdxInterface, nil
+}
+
+func (n *NKodeInMemory) Login(customerId m.CustomerId, username m.Username, keySelection m.KeySelection) error {
+	customer, exists := n.Customers[customerId]
+	if !exists {
+		return errors.New(fmt.Sprintf("customer %s does not exist", customerId))
+	}
+	user, exists := customer.Users[username]
+	if !exists {
+		return errors.New(fmt.Sprintf("user dne %s", username))
+	}
+	passcode, err := customer.ValidKeyEntry(username, keySelection)
+	if err != nil {
+		return err
+	}
+	if user.Renew {
+		err = user.RefreshPasscode(passcode, customer.Attributes)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (n *NKodeInMemory) customerUserExists(username m.Username, customerId m.CustomerId) error {
+	customer, exists := n.Customers[customerId]
+	if !exists {
+		return errors.New(fmt.Sprintf("customer %s does not exist", customerId))
+	}
+	_, exists = customer.Users[username]
+	if !exists {
+		return errors.New(fmt.Sprintf("user dne %s", username))
+	}
+	return nil
+}
+
+func (n *NKodeInMemory) RenewAttributes(customerId m.CustomerId) error {
+	customer, exists := n.Customers[customerId]
+	if !exists {
+		return errors.New(fmt.Sprintf("customer %s does not exist", customerId))
+	}
+	return customer.RenewKeys()
+}