import json
import pytest
import os
from mail2sms.main import extract_parameters, send_sms, TEST_MODE

# ------------------------------
# TEST: Params extract
# ------------------------------

def test_extract_full_parameters():
    subject = "Login=myuser;Password=mypass;To=+33612345678;deviceId=ABC123;simNumber=2"
    to, device, sim, login, passwd = extract_parameters(subject)
    assert to == "+33612345678"
    assert device == "ABC123"
    assert sim == "2"
    assert login == "myuser"
    assert passwd == "mypass"

def test_extract_partial_parameters():
    subject = "to=+33612345678;Login=apiuser;Password=apipass"
    to, device, sim, login, passwd = extract_parameters(subject)
    assert to == "+33612345678"
    assert device is None
    assert sim is None
    assert login == "apiuser"
    assert passwd == "apipass"

def test_extract_case_insensitive():
    subject = "login=USER;password=PASS;to=+33600000000;deviceId=Dev1;simNumber=1"
    to, device, sim, login, passwd = extract_parameters(subject)
    assert to == "+33600000000"
    assert device == "Dev1"
    assert sim == "1"
    assert login == "USER"
    assert passwd == "PASS"

def test_extract_invalid_subject():
    subject = "hello world"
    to, device, sim, login, passwd = extract_parameters(subject)
    assert to is None
    assert device is None
    assert sim is None
    assert login is None
    assert passwd is None

# ------------------------------
# TEST: fake SMS send
# ------------------------------

def test_fake_sms_send(monkeypatch):
    monkeypatch.setenv("TEST_MODE", "true")
    payload = {"textMessage": {"text": "Hello world"}, "phoneNumbers": ["+33612345678"]}
    response = send_sms(payload, username="fakeuser", password="fakepass")
    assert response.status_code == 202
    resp_json = json.loads(response.text)
    assert resp_json["state"] == "Sent"