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app_updated.py
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app_updated.py
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from flask import Flask, jsonify, url_for, redirect, request, render_template
import pymongo
from pymongo.server_api import ServerApi
import datetime
from model import predict_crop
from fertilizer_model import predict_fertilizer
from math import cos, asin, sqrt
from geopy.geocoders import Nominatim
from bson import json_util
import json
from weather import fetch_temp
app = Flask(__name__)
uri = "mongodb+srv://sanjune:[email protected]/?retryWrites=true&w=majority&appName=Cluster0"
client = pymongo.MongoClient(uri, server_api=ServerApi('1'))
# Send a ping to confirm a successful connection
try:
client.admin.command('ping')
print("Pinged your deployment. You successfully connected to MongoDB ! ")
except Exception as e:
print(e)
db = client["final"]
collection = db["soil_data"]
loc = Nominatim(user_agent="Geopy Library")
@app.route('/mongo/',methods=["POST"])
def append_to_db():
N = 104
P = 18
K = 30
temperature = 43.603016
humidity = 69.3
ph = 6.7
rainfall = 110.91
crops_recommended=predict_crop(N,P,K,temperature,humidity,ph,rainfall)
fertilizer_recommended = predict_fertilizer(N,P,K)
collection.insert_one({
"timestamp": datetime.datetime.now(),
"metadata": {"sensor_id": "dht=1"},
"temperature_in_c": f"{temperature}",
"humidity": f"{humidity}",
"rainfall": f"{rainfall}",
"ph":f"{ph}",
"n":f"{N}",
"p":f"{P}",
"k":f"{K}",
'crop_prediction':crops_recommended,
'fertilizers_rec':fertilizer_recommended
})
return 'Data added to MongoDB'
def distance(lat1, lon1, lat2, lon2):
p = 0.017453292519943295
hav = 0.5 - cos((lat2-lat1)*p)/2 + cos(lat1*p)*cos(lat2*p) * (1-cos((lon2-lon1)*p)) / 2
return 12742 * asin(sqrt(hav))
def closest(data, v):
min_distance = float('inf')
closest_document = None
for document in data:
print(document)
doc_lat = float(document['coordinates'][0])
doc_lng = float(document['coordinates'][1])
dist = distance(float(v['lat']), float(v['lng']), doc_lat, doc_lng)
if dist < min_distance:
min_distance = dist
closest_document = document
return closest_document
def address_to_latlng(place):
try:
# Attempt to geocode the location name
geolocator = Nominatim(user_agent="Geopy Library")
location = geolocator.geocode(place)
if location:
# If geocoding was successful, return the latitude and longitude
return location.latitude, location.longitude
else:
# If location is None (geocoding failed), return None or handle the error accordingly
print("Failed to geocode the location:", place)
return None
except Exception as e:
# Handle any exceptions that might occur during the geocoding process
print("Error occurred during geocoding:", e)
return None
@app.route('/process_location/',methods=["POST"])
def get_coords():
coords = request.get_json()
print(coords)
return jsonfiy(coords)
@app.route('/retrieve/',methods=["POST"])
def read_from_db():
loc = request.form.get("value")
location = loc.lower()
# do location to coordinate translation here !!!
geoLoc = address_to_latlng(location)
print(geoLoc)
lat= geoLoc[0]
lng = geoLoc[1]
# printing latitude and longitude
print("Latitude = ", lat, "\n")
print("Longitude = ", lng)
curr = {'lat':lat, 'lng':lng}
if not location:
return jsonify({"error": "Location parameter is missing"}), 400
cursor = collection.find()
# Iterate over the cursor to access each document
""" for document in cursor:
print(document) """
closest_data = closest(cursor, curr)
n = closest_data['n']
p = closest_data['p']
k = closest_data['k']
ph = closest_data['ph']
real_time_weather = fetch_temp(lat,lng)
key = list(real_time_weather.keys())[0]
real_time_temp = real_time_weather[key][0]
real_time_humidity = real_time_weather[key][1]
crops_recommended=predict_crop(n,p,k,real_time_temp,real_time_humidity,ph,210)
fertilizer_recommended = predict_fertilizer(n,p,k)
all_data = {
'location': location,
#'closest_coordinates':[closest_data['coordinates'][0]+"° N",closest_data['coordinates'][1]+"° E"],
'closest_coordinates': [lat,lng],
'n': n,
'p': p,
'k': k,
'common_crops': list(crops_recommended),
'common_fertilizer':fertilizer_recommended
}
cursorr = json_util.dumps(all_data)
return render_template('lastpage.html', **all_data)
@app.route('/')
def inital():
return render_template("main.html")
if __name__ == "__main__":
app.run(debug=True)