import requests
from capparselib.parsers import CAPParser

from xml.etree import ElementTree

from shapely.geometry import Point, Polygon

# Create Point objects
p1 = Point(-71.32,-41.15)


# Create a Polygon
#coords = [(24.950899, 60.169158), (24.953492, 60.169158), (24.953510, 60.170104), (24.950958, 60.169990)]
#poly = Polygon(coords)


response = requests.get('https://ssl.smn.gob.ar/CAP/AR.php')
response.encoding = 'UTF-8'
# create element tree object
root = ElementTree.fromstring(response.text)

# get root element
#root = tree.getroot()

# create empty list for news items
newsitems = []

# iterate news items
for item in root.findall('./channel/item'):
    # empty news dictionary
    news = {}


    for child in item:
    
        # special checking for namespace object content:media
        #if child.tag == 'link' or child.tag == 'description':
            #or child.tag == 'title' or child.tag == 'description':
            
            #print(child.tag)
            #print(child.text)
        
        if child.tag == 'link':
            linktext = requests.get(child.text)
            alert_list = CAPParser(linktext.text).as_dict()
            for alert in alert_list:
                for info in alert['cap_info']:
                    if 'cap_area' in info:
                        for area in info['cap_area']:
                            for polygon_str in area['polygons']:
                                
                                polygon_str_tokens = str(polygon_str).split(' ')
                                points = list()
                                for token in polygon_str_tokens:
                                    coords_str = token.split(',')
                                    if coords_str[0] != '': 
                                        x_coord = float(coords_str[1])
                                        y_coord = float(coords_str[0])
                                        points.append(Point(x_coord, y_coord))
                                
                                poly = Polygon(points)
                                #print(poly)
                                
                                if p1.within(poly):
                                    print(child.text)
                                    print(info['cap_headline'])
                                    print(alert['cap_sent'])
                                    print(info['cap_expires'])
                                    print(info['cap_description'])
                                    
                        
                    #print(alert_list)