import time
from calendar import monthrange

from netforce.model import Model,fields,get_model
from netforce.access import get_active_company
from . import utils

class ReportMedicalSummary(Model):
    _name="clinic.report.medical.summary"
    _string="Report Medical Summary"
    _transient=True
    
    _fields={
        "date": fields.Date("Month", required=True),
        "date_from": fields.Date("From", required=True),
        "date_to": fields.Date("To", required=True),
    }

    def _get_date_from(self,context={}):
        year,month=time.strftime("%Y-%m").split("-")
        return '%s-%s-01'%(year,month)

    def _get_date_to(self,context={}):
        year,month,day=time.strftime("%Y-%m-%d").split("-")
        weekday, total_day=monthrange(int(year), int(month))
        return "%s-%s-%s"%(year,month,total_day)

    _defaults={
        'date': lambda *a: time.strftime("%Y-%m-%d"),
        'date_from': _get_date_from,
        'date_to': _get_date_to,
    }
    
    def get_report_data(self,ids,context={}):
        year, month=time.strftime("%Y-%m").split("-")
        weekday, total_day=monthrange(int(year), int(month))
        time_start='%s-%s-01'%(year,str(month).zfill(2))
        time_stop='%s-%s-%s'%(year,str(month).zfill(2),total_day)

        defaults=context.get('defaults')
        if defaults:
            year,month,total_day=defaults['date'].split("-")
            time_start='%s-%s-01'%(year,str(month).zfill(2))
            time_stop='%s-%s-%s'%(year,str(month).zfill(2),total_day)

        if ids:
            obj=self.browse(ids)[0]
            month=obj.date_from.split("-")[1]
            time_start=obj.date_from
            time_stop=obj.date_to

        dom=[]
        #dom.append([['state','=','completed']])
        dom.append(['time_start','>=','%s 00:00:00'%time_start])
        dom.append(['time_stop','<=','%s 23:59:59'%time_stop])
        
        products={}
        for prod in get_model("product").search_browse([['type','=','stock']]):
            products[prod.code]={}
            for patient_type in ('sc','nhso','personal'):
                products[prod.code][patient_type]={
                    'qty': 0,
                    'name': prod.name,
                    'code': prod.code,
                    'prod_id': prod.id,
                    }
            
        for hd_case in get_model('clinic.hd.case').search_browse(dom):
            patient_type=hd_case.patient_id.type
            for line in hd_case.lines:
                prod=line.product_id 
                if line.type=='fee' or prod.type=='service':
                    continue
                products[prod.code][patient_type]['qty']+=line.qty

        lines=[]
            
        limit=25
        for prod, records in products.items():
            prod_name=records['sc']['name'] or ""
            prod_name_org=records['sc']['name'] or ""
            prod_name=len(prod_name) > limit and '%s...' %prod_name[0:limit] or prod_name
            line={
                'prod_name': prod_name,
                'prod_name_org': prod_name_org,
                'prod_id': records[patient_type]['prod_id'],
                'total': 0,
            }
            for patient_type in ('sc','nhso','personal'):
                line.update({
                    patient_type: records[patient_type]['qty'] or 0,
                })
                line['total']+=line[patient_type]
            lines.append(line)

        company_id=get_active_company()
        company=get_model('company').browse(company_id)
        month_str=utils.MONTHS['th_TH'][int(month)]

        lines=sorted(lines, key=lambda x: x['prod_name'])
        titles={
            'prod_name': 'ชื่อยา',
            'sc': utils.PATIENT_TYPE['sc'],
            'nhso': utils.PATIENT_TYPE['nhso'],
            'personal': utils.PATIENT_TYPE['personal'],
            }
        data={
            'company_name': company.name or "",
            'parent_company_name': company.parent_id.name or "",
            'titles': titles,
            'lines': lines,
            'month': month_str,
            'year': year,
        }
        data.update(titles)

        return data

    def onchange_date(self,context={}):
        data=context['data']
        date=data['date']
        year,month,day=date.split("-")
        weekday, total_day=monthrange(int(year), int(month))
        data['date_from']="%s-%s-01"%(year,month)
        data['date_to']="%s-%s-%s"%(year,month,total_day)
        return data

ReportMedicalSummary.register()