import os
import pandas as pd
from tqdm import tqdm
from dotenv import load_dotenv
from backend.SearchEpc import SearchEpc
from etl.spatial.OpenUprnClient import OpenUprnClient
from asset_list.utils import get_data
from utils.s3 import save_csv_to_s3

PORTFOLIO_ID = 139
USER_ID = 8

load_dotenv(dotenv_path="backend/.env")
EPC_AUTH_TOKEN = os.getenv("EPC_AUTH_TOKEN")


def app():
    """
    Given the sample data and additonal properties, this function prepares the data
    :return:
    """
    folder_path = "/Users/khalimconn-kowlessar/Documents/hestia/Customers/MOD/Pilot Programme"
    sample_list = pd.read_excel(f"{folder_path}/20250227_DIO_Accommodation_Sample_Properties.xlsx")
    asset_data = pd.read_excel(f"{folder_path}/20250303_DIO_Accommodation_Property_Attribution.xlsx")

    sample_list = sample_list[sample_list["BLDNG_COUNTRY_NAME"].isin(["ENGLAND", "WALES"])]

    # Merge on the UPRN
    sample_list = sample_list.merge(
        asset_data[["BLDNG_ID", "BLNDG_GOVERMENT_UPRN"]].drop_duplicates(),
        how="left", on="BLDNG_ID"
    )
    sample_list["BLNDG_GOVERMENT_UPRN"] = sample_list["BLNDG_GOVERMENT_UPRN"].astype("Int64")

    # Use the EPC API to get corrected postcodes
    model_asset_list = []
    missed = []
    for _, x in tqdm(sample_list.iterrows(), total=len(sample_list)):

        if pd.isnull(x["BLNDG_GOVERMENT_UPRN"]):
            continue
        searcher = SearchEpc(
            address1="",
            postcode="",
            uprn=x["BLNDG_GOVERMENT_UPRN"],
            auth_token=EPC_AUTH_TOKEN,
            os_api_key=""
        )
        searcher.find_property(skip_os=True)
        newest_epc = searcher.newest_epc
        if newest_epc is None:
            missed.append(x["BLNDG_GOVERMENT_UPRN"])
            continue

        model_asset_list.append(newest_epc)

    model_asset_list = pd.DataFrame(model_asset_list)
    model_asset_list["uprn"] = model_asset_list["uprn"].astype(int)

    spatial_data = OpenUprnClient.get_spatial_data(
        uprns=model_asset_list["uprn"].tolist(), bucket_name="retrofit-data-dev"
    )

    # We determine if the building is listed, heritage or in a conservation area

    # Merge on the property features
    features = asset_data.drop(
        columns=["BUILDING_SYSTEM_ITEM_NAME", "OBSERVED_CONDITION_DESCRIPTION"]
    ).drop_duplicates()

    df = features.merge(
        model_asset_list, how="inner", right_on="uprn", left_on="BLNDG_GOVERMENT_UPRN"
    ).merge(
        pd.DataFrame(spatial_data).rename(columns={"UPRN": "uprn"}), how="left", on="uprn"
    )

    # Store data locally
    # df.to_csv(folder_path + "/MOD property data.csv", index=False)

    # Produce as asset list for analysis

    df["row_id"] = df.index

    epc_data, errors, no_epc = get_data(
        df=df,
        manual_uprn_map={},
        epc_auth_token=EPC_AUTH_TOKEN,
        uprn_column="uprn",
        fulladdress_column="address",
        address1_column="address1",
        postcode_column="postcode",
        property_type_column=None,
        built_form_column=None,
        epc_api_only=False,
        row_id_name="row_id",
    )

    non_invasive_recommendations = []
    for x in epc_data:
        non_invasive_recommendations.append(
            {
                "uprn": x["uprn"],
                "recommendations": x["find_my_epc_data"]["recommendations"]
            }
        )

    # also include the floor area
    asset_list = df[
        ["uprn", "address1", "postcode", "NUMBER_OF_BEDROOMS", "BLDNG_STOREYS_QTY", "BLDNG_MSRMNT_VAL"]
    ].rename(
        columns={
            "address1": "address",
            "NUMBER_OF_BEDROOMS": "n_bedrooms",
            "BLDNG_STOREYS_QTY": "number_of_floors",
            "BLDNG_MSRMNT_VAL": "floor_area"
        }
    )

    filename = f"{USER_ID}/{PORTFOLIO_ID}/asset_list.csv"
    save_csv_to_s3(
        dataframe=asset_list,
        bucket_name="retrofit-plan-inputs-dev",
        file_name=filename
    )

    # Store the non-invasive recommendations in s3
    non_invasive_recommendations_filename = f"{USER_ID}/{PORTFOLIO_ID}/non_invasive_recommendations.csv"
    save_csv_to_s3(
        dataframe=pd.DataFrame(non_invasive_recommendations),
        bucket_name="retrofit-plan-inputs-dev",
        file_name=non_invasive_recommendations_filename
    )

    # Scenario 1 - EPC C
    body = {
        "portfolio_id": str(PORTFOLIO_ID),
        "housing_type": "Private",
        "goal": "Increasing EPC",
        "goal_value": "C",
        "trigger_file_path": filename,
        "already_installed_file_path": "",
        "patches_file_path": "",
        "non_invasive_recommendations_file_path": non_invasive_recommendations_filename,
        "valuation_file_path": "",
        "scenario_name": "Hit EPC C",
        "multi_plan": True,
        "budget": None,
        # "inclusions": [
        #     "cavity_wall_insulation",
        #     "loft_insulation",
        #     "windows",
        #     "solar_pv",
        #     "air_source_heat_pump"
        # ]
    }
    print(body)

    # Scenario 2 - EPC B
    body = {
        "portfolio_id": str(PORTFOLIO_ID),
        "housing_type": "Private",
        "goal": "Increasing EPC",
        "goal_value": "B",
        "trigger_file_path": filename,
        "already_installed_file_path": "",
        "patches_file_path": "",
        "non_invasive_recommendations_file_path": non_invasive_recommendations_filename,
        "valuation_file_path": "",
        "scenario_name": "Hit EPC B",
        "multi_plan": True,
        "budget": None,
        # "inclusions": [
        #     "cavity_wall_insulation",
        #     "loft_insulation",
        #     "windows",
        #     "solar_pv",
        #     "air_source_heat_pump"
        # ]
    }
    print(body)

    # Scenario 3 - EPC B, 3.5 COP ASHP
    body = {
        "portfolio_id": str(PORTFOLIO_ID),
        "housing_type": "Private",
        "goal": "Increasing EPC",
        "goal_value": "B",
        "trigger_file_path": filename,
        "already_installed_file_path": "",
        "patches_file_path": "",
        "non_invasive_recommendations_file_path": non_invasive_recommendations_filename,
        "valuation_file_path": "",
        "scenario_name": "Hit EPC B - 3.5 COP ASHP",
        "multi_plan": True,
        "budget": None,
        "ashp_cop": 3.5
        # "inclusions": [
        #     "cavity_wall_insulation",
        #     "loft_insulation",
        #     "windows",
        #     "solar_pv",
        #     "air_source_heat_pump"
        # ]
    }
    print(body)