###########################################################################################################
# Default
###########################################################################################################

import pandas as pd
from collections import OrderedDict

# default_dct
default_dct = {
    "data_import": {
        "gold_layer_df": pd.DataFrame(),
        "granularity_selection": "daily",
        "dashboard_df": None,
        "tool_df": None,
        "unique_panels": [],
        "imputation_df": None,
        "imputed_tool_df": None,
        "group_dict": {},
        "category_dict": {},
    },
    "data_validation": {
        "target_column": 0,
        "selected_panels": None,
        "selected_feature": 0,
        "validated_variables": [],
        "Non_media_variables": 0,
        "correlation": [],
    },
    "transformations": {
        "final_df": None,
        "summary_string": None,
        "Media": {},
        "Exogenous": {},
        "Internal": {},
        "Specific": {},
        "correlation_plot_selection": [],
    },
    "model_build": {
        "sel_target_col": None,
        "all_iters_check": False,
        "iterations": 0,
        "build_button": False,
        "show_results_check": False,
        "session_state_saved": {},
    },
    "model_tuning": {
        "sel_target_col": None,
        "sel_model": {},
        "flag_expander": False,
        "start_date_default": None,
        "end_date_default": None,
        "repeat_default": "No",
        "flags": {},
        "select_all_flags_check": {},
        "selected_flags": {},
        "trend_check": False,
        "week_num_check": False,
        "sine_cosine_check": False,
        "session_state_saved": {},
    },
    "saved_model_results": {
        "selected_options": None,
        "model_grid_sel": [1],
    },
    "current_media_performance": {
        "model_outputs": {},
    },
    "media_performance": {"start_date": None, "end_date": None},
    "response_curves": {
        "original_metadata_file": None,
        "modified_metadata_file": None,
    },
    "scenario_planner": {
        "original_metadata_file": None,
        "modified_metadata_file": None,
    },
    "saved_scenarios": {"saved_scenarios_dict": OrderedDict()},
    "optimized_result_analysis": {
        "selected_scenario_selectbox_visualize": 0,
        "metric_selectbox_visualize": 0,
    },
}

###########################################################################################################
# Data Import
###########################################################################################################

# Constants Data Import
upload_rows_limit = 1000000  # Maximum number of rows allowed for upload
upload_column_limit = 1000  # Maximum number of columns allowed for upload
word_length_limit_lower = 2  # Minimum allowed length for words
word_length_limit_upper = 100  # Maximum allowed length for words
minimum_percent_overlap = (
    1  # Minimum required percentage of overlap with the reference data
)
minimum_row_req = 30  # Minimum number of rows required
percent_drop_col_threshold = 50  # Percentage threshold above which columns are automatically categorized for drop imputation

###########################################################################################################
# Transfromations
###########################################################################################################

# Constants Transformations
predefined_defaults = {
    "Lag": (1, 2),
    "Lead": (1, 2),
    "Moving Average": (1, 2),
    "Saturation": (10, 20),
    "Power": (2, 4),
    "Adstock": (0.5, 0.7),
}  # Pre-defined default values of every transformation

# Transfromations min, max and step
lead_min_value = 1
lead_max_value = 10
lead_step = 1
lag_min_value = 1
lag_max_value = 10
lag_step = 1
moving_average_min_value = 1
moving_average_max_value = 10
moving_average_step = 1
saturation_min_value = 0
saturation_max_value = 100
saturation_step = 1
power_min_value = 1
power_max_value = 5
power_step = 1
adstock_min_value = 0.0
adstock_max_value = 1.0
adstock_step = 0.05
display_max_col = 500  # Maximum columns to display

###########################################################################################################
# Model Build
###########################################################################################################

MAX_COMBINATIONS = 50000 # Max number of model combinations possible
MIN_MODEL_NAME_LENGTH = 0  # model can only be saved if len(model_name) is greater than this value
MIN_P_VALUE_THRESHOLD = 0.06  # coefficients with p values less than this value are considered valid
MODEL_POS_COEFF_RATIO_THRESHOLD = 0  # ratio of positive coefficients/total coefficients for model validity
MODEL_P_VALUE_RATIO_THRESHOLD = 0  # ratio of coefficients with p value/total coefficients for model validity
MAX_TOP_FEATURES = 5  # max number of top features selected per variable
MAX_NUM_FILTERS = 10  # maximum number of filters allowed
DEFAULT_FILTER_VALUE = 0.0  # default value of a new filter
VIF_LOW_THRESHOLD = 3  # Threshold for VIF to be colored green
VIF_HIGH_THRESHOLD = 10  # Threshold for VIF to be colored red
DEFAULT_TRAIN_RATIO = 3/4  # default train set ratio (75%)

###########################################################################################################
# Model Tuning
###########################################################################################################

import numpy as np

NUM_FLAG_COLS_TO_DISPLAY = 4  # Number of columns to be created on UI to display flags
HALF_YEAR_THRESHOLD = 6  # Threshold of months to create quarter frequency sine-cosine waves
FULL_YEAR_THRESHOLD = 12  # Threshold of months to create quarter annual sine-cosine waves
TREND_MIN = 5  # Starting value of trend line
ANNUAL_FREQUENCY = 2 * np.pi / 365  # annual frequency
QTR_FREQUENCY_FACTOR = 4  # multiplication factor to get quarterly frequency
HALF_YEARLY_FREQUENCY_FACTOR = 2  # multiplication factor to get semi-annual frequency

###########################################################################################################
# Scenario Planner
###########################################################################################################

# Constants Scenario Planner
xtol_tolerance_per = 1  # Percenatge of tolerance
mroi_threshold = 0.05  # mROI threshold
word_length_limit_lower = 2  # Minimum allowed length for words
word_length_limit_upper = 100  # Maximum allowed length for words

###########################################################################################################
# PPT utils
###########################################################################################################

TITLE_FONT_SIZE = 20
AXIS_LABEL_FONT_SIZE = 8
CHART_TITLE_FONT_SIZE = 14
AXIS_TITLE_FONT_SIZE = 12
DATA_LABEL_FONT_SIZE = 8
LEGEND_FONT_SIZE = 10
PIE_LEGEND_FONT_SIZE = 7

###########################################################################################################
# Page Name
###########################################################################################################