# -*- coding: utf-8 -*-

from __future__ import division

from django.conf import settings
from django.db import transaction
from django_logit import logit
from django_query import get_query_value
from django_response import response
from paginator import pagination
from TimeConvert import TimeConvert as tc

from tenancy.models import TenancyShotInfo, TenancyShotRequestInfo
from utils.error.errno_utils import TenancyStatusCode


@logit
def shot_list(request):
    page = request.POST.get('page', 1)
    num = request.POST.get('num', 20)

    shots = TenancyShotInfo.objects.filter(status=True).order_by('-pk')
    shots = [shot.data for shot in shots]
    shots, left = pagination(shots, page, num)

    return response(data={
        'shots': shots,
        'left': left,
    })


@logit
def shot_detail(request):
    shot_id = request.POST.get('shot_id', '')

    try:
        shot = TenancyShotInfo.objects.get(shot_id=shot_id, status=True)
    except TenancyShotInfo.DoesNotExist:
        return response(TenancyStatusCode.TENANCY_SHOT_NOT_FOUND)

    return response(data={
        'shot': shot.data,
    })


@logit
def shot_request_create(request):
    shot_id = request.POST.get('shot_id', '')
    user_id = request.POST.get('user_id', '')
    name = request.POST.get('name', '')
    phone = request.POST.get('phone', '')
    postcode = request.POST.get('postcode', '')
    location = request.POST.get('location', '')
    purpose = request.POST.get('purpose', '')
    return_date = tc.to_date(request.POST.get('return_date', '') or settings.DEFAULT_START_DATE)

    req = TenancyShotRequestInfo.objects.create(
        shot_id=shot_id,
        user_id=user_id,
        name=name,
        phone=phone,
        postcode=postcode,
        location=location,
        purpose=purpose,
        return_date=return_date,
    )

    return response(data={
        'req': req.data,
    })


@logit
def shot_request_list(request):
    user_id = request.POST.get('user_id', '')
    page = request.POST.get('page', 1)
    num = request.POST.get('num', 20)

    reqs = TenancyShotRequestInfo.objects.filter(user_id=user_id, status=True).order_by('-pk')
    reqs = [req.data for req in reqs]
    reqs, left = pagination(reqs, page, num)

    return response(data={
        'reqs': reqs,
        'left': left,
    })


@logit
def shot_request_detail(request):
    req_id = request.POST.get('req_id') or request.POST.get('request_id')
    user_id = request.POST.get('user_id', '')

    try:
        req = TenancyShotRequestInfo.objects.get(request_id=req_id, user_id=user_id, status=True)
    except TenancyShotRequestInfo.DoesNotExist:
        return response(TenancyStatusCode.TENANCY_SHOT_REQUEST_NOT_FOUND)

    return response(data={
        'req': req.data,
    })


@logit
@transaction.atomic
def shot_request_signed(request):
    req_id = request.POST.get('req_id') or request.POST.get('request_id')
    user_id = request.POST.get('user_id', '')
    signed_images = get_query_value(request, 'signed_images', val_cast_type='listjson')

    try:
        req = TenancyShotRequestInfo.objects.select_for_update().get(request_id=req_id, user_id=user_id, status=True)
    except TenancyShotRequestInfo.DoesNotExist:
        return response(TenancyStatusCode.TENANCY_SHOT_REQUEST_NOT_FOUND)

    req.tracking_signed_images = signed_images
    req.request_status = '寄出已签收'
    req.save()

    return response(data={
        'req': req.data,
    })


@logit
@transaction.atomic
def shot_request_sendback(request):
    req_id = request.POST.get('req_id') or request.POST.get('request_id')
    user_id = request.POST.get('user_id', '')
    back_tracking_number = request.POST.get('back_tracking_number', '')

    try:
        req = TenancyShotRequestInfo.objects.select_for_update().get(request_id=req_id, user_id=user_id, status=True)
    except TenancyShotRequestInfo.DoesNotExist:
        return response(TenancyStatusCode.TENANCY_SHOT_REQUEST_NOT_FOUND)

    req.back_tracking_number = back_tracking_number
    req.request_status = '寄出已签收'
    req.save()

    return response(data={
        'req': req.data,
    })