90 lines
1.9 KiB
Go
90 lines
1.9 KiB
Go
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package main
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import (
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"errors"
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"fmt"
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"github.com/special/notricochet/rpc"
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)
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type ContactList struct {
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Contacts map[int32]*Contact
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}
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func NewContactList() *ContactList {
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return &ContactList{
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Contacts: make(map[int32]*Contact),
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}
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}
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func (cl *ContactList) Populate(data *ricochet.Contact) error {
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if cl.Contacts[data.Id] != nil {
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return fmt.Errorf("Duplicate contact ID %d in populate", data.Id)
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}
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cl.Contacts[data.Id] = initContact(data)
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return nil
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}
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func (cl *ContactList) Added(data *ricochet.Contact) (*Contact, error) {
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if cl.Contacts[data.Id] != nil {
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return nil, fmt.Errorf("Duplicate contact ID %d in add", data.Id)
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}
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contact := initContact(data)
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cl.Contacts[data.Id] = contact
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return contact, nil
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}
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func (cl *ContactList) Deleted(data *ricochet.Contact) (*Contact, error) {
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contact := cl.Contacts[data.Id]
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if contact == nil {
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return nil, fmt.Errorf("Contact ID %d does not exist in delete", data.Id)
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}
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if contact.Data.Address != data.Address {
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return nil, fmt.Errorf("Contact ID %d does not match address in delete (expected %s, received %s)", data.Id, contact.Data.Address, data.Address)
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}
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contact.Deleted()
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delete(cl.Contacts, data.Id)
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return contact, nil
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}
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func (cl *ContactList) ById(id int32) *Contact {
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return cl.Contacts[id]
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}
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func (cl *ContactList) ByIdAndAddress(id int32, address string) *Contact {
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contact := cl.Contacts[id]
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if contact != nil && contact.Data.Address == address {
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return contact
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}
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return nil
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}
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type Contact struct {
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Data *ricochet.Contact
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}
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func initContact(data *ricochet.Contact) *Contact {
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return &Contact{
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Data: data,
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}
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}
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func (c *Contact) Updated(newData *ricochet.Contact) error {
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if newData.Id != c.Data.Id || newData.Address != c.Data.Address {
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return errors.New("Contact ID and address are immutable")
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}
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c.Data = newData
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return nil
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}
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func (c *Contact) Deleted() {
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c.Data = &ricochet.Contact{
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Id: c.Data.Id,
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Address: c.Data.Address,
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}
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}
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