From 7d727381532223dfe42c48c5ac08f1e6bd6b48a8 Mon Sep 17 00:00:00 2001
From: RussFP <1pyxa1@gmail.com>
Date: Tue, 20 Feb 2018 14:20:34 +0300
Subject: [PATCH] add add_contacts, delete_contacts, get_contacts

---
 pyrogram/client/client.py | 102 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 101 insertions(+), 1 deletion(-)

diff --git a/pyrogram/client/client.py b/pyrogram/client/client.py
index 4329672a..98cff8bb 100644
--- a/pyrogram/client/client.py
+++ b/pyrogram/client/client.py
@@ -45,14 +45,17 @@ from pyrogram.api.errors import (
 from pyrogram.api.types import (
     User, Chat, Channel,
     PeerUser, PeerChannel,
+    InputUser,
     InputPeerEmpty, InputPeerSelf,
-    InputPeerUser, InputPeerChat, InputPeerChannel
+    InputPeerUser, InputPeerChat, InputPeerChannel,
+    InputPhoneContact
 )
 from pyrogram.crypto import AES
 from pyrogram.session import Auth, Session
 from pyrogram.session.internals import MsgId
 from .input_media import InputMedia
 from .style import Markdown, HTML
+from typing import List, Union
 
 log = logging.getLogger(__name__)
 
@@ -2306,3 +2309,100 @@ class Client:
         self.download_queue.put((media, file_name, done))
 
         done.wait()
+
+    def add_contacts(self,
+                     phone: Union[int, str] = None,
+                     first_name: str = None,
+                     last_name: str = None,
+                     input_phone_contact_list: List[InputPhoneContact] = None):
+        if (phone is None or first_name is None) and \
+                input_phone_contact_list is None:
+            log.warning("(phone and first_name) or input_phone_contact_list "
+                        "must be not None")
+            return None
+
+        if phone is not None and first_name is not None:
+            if str(phone)[0] != '+':
+                phone = '+' + str(phone)
+            input_phone_contact_list = []
+            input_phone_contact = InputPhoneContact(client_id=0,
+                                                    phone=phone,
+                                                    first_name=first_name,
+                                                    last_name=last_name or '')
+            input_phone_contact_list.append(input_phone_contact)
+
+        # make sure that we send only InputPhoneContact
+        inner_input_phone_contact_list = []
+        for contact in input_phone_contact_list:
+            if isinstance(contact, InputPhoneContact):
+                inner_input_phone_contact_list.append(contact)
+
+        imported_contacts = self.send(
+            functions.contacts.ImportContacts(inner_input_phone_contact_list))
+
+        for user in imported_contacts.users:
+            if isinstance(user, User):
+                if user.id in self.peers_by_id:
+                    continue
+
+                if user.access_hash is None:
+                    continue
+
+                input_peer = InputPeerUser(
+                    user_id=user.id,
+                    access_hash=user.access_hash
+                )
+
+                self.peers_by_id[user.id] = input_peer
+
+                if user.username is not None:
+                    self.peers_by_username[user.username] = input_peer
+
+        return imported_contacts
+
+    def delete_contacts(self, _id: int = None,
+                        ids_list: Union[
+                            List[int], List[InputUser]] = None):
+        if _id is None and ids_list is None:
+            log.warning('id or ids_list must be not None')
+            return False
+
+        contacts = self.get_contacts()
+
+        if _id is not None:
+            if not isinstance(_id, int):
+                log.warning('id is not int')
+                return False
+
+            input_user = None
+            for user in contacts.users:
+                if isinstance(user, User):
+                    if _id == user.id:
+                        input_user = InputUser(user_id=user.id,
+                                               access_hash=user.access_hash)
+                        break
+
+            ids_list = [input_user]
+
+        inner_ids_list = []
+        for _id in ids_list:
+            if isinstance(_id, InputUser):
+                inner_ids_list.append(_id)
+
+        if isinstance(_id, int):
+            input_user = None
+            for user in contacts.users:
+                if isinstance(user, User):
+                    if _id == user.id:
+                        input_user = InputUser(
+                            user_id=user.id,
+                            access_hash=user.access_hash)
+                        break
+            inner_ids_list.append(input_user)
+
+        res = self.send(functions.contacts.DeleteContacts(inner_ids_list))
+        return res
+
+    def get_contacts(self, _hash: int = 0):
+        return self.send(functions.contacts.GetContacts(_hash))
+