function_hold/NFL_functions.py

from numpy import nan as np_nan
from numpy import where as np_where
from numpy import random as np_random
from numpy import zeros as np_zeros
from numpy import array as np_array
from pandas import concat as pd_concat
from pandas import merge as pd_merge
from pandas import DataFrame

def DK_NFL_ROO_Build(projections_file, floor_var, ceiling_var, std_var, distribution_type):
    total_sims = 1000
    
    projects_raw = projections_file.copy()
    projects_raw = projects_raw.replace("", np_nan)
    dk_df = projects_raw.sort_values(by='Median', ascending=False)
    
    basic_own_df = dk_df.copy()
    basic_own_df['name_team'] = basic_own_df['Player'] + basic_own_df['Position']
            
    def calculate_ownership(df, position):
        # Filter the dataframe based on the position
        frame = df[df['Position'].str.contains(position)]
    
        # Calculate Small Field Own%
        frame['Small Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Small Field Own%'] = np_where(
            frame['Small Field Own%'] > 75,
            75,
            frame['Small Field Own%']
        )
    
        # Calculate Large Field Own%
        frame['Large Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (2.5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Large Field Own%'] = np_where(
            frame['Large Field Own%'] > 75,
            75,
            frame['Large Field Own%']
        )
    
        # Calculate Cash Own%
        frame['Cash Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (6 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Cash Own%'] = np_where(
            frame['Cash Own%'] > 75,
            75,
            frame['Cash Own%']
        )
    
        return frame
    
    def calculate_ownership_overall(df):
        # Filter the dataframe based on the position
        frame = df
    
        # Calculate Small Field Own%
        frame['Small Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Small Field Own%'] = np_where(
            frame['Small Field Own%'] > 75,
            75,
            frame['Small Field Own%']
        )
    
        # Calculate Large Field Own%
        frame['Large Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (2.5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Large Field Own%'] = np_where(
            frame['Large Field Own%'] > 75,
            75,
            frame['Large Field Own%']
        )
    
        # Calculate Cash Own%
        frame['Cash Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (6 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Cash Own%'] = np_where(
            frame['Cash Own%'] > 75,
            75,
            frame['Cash Own%']
        )
    
        return frame
    
    # Apply the function to each dataframe
    qb_frame = calculate_ownership(basic_own_df, 'QB')
    rb_frame = calculate_ownership(basic_own_df, 'RB')
    wr_frame = calculate_ownership(basic_own_df, 'WR')
    te_frame = calculate_ownership(basic_own_df, 'TE')
    dst_frame = calculate_ownership(basic_own_df, 'DST')

    qb_reg_norm_var = 100 / qb_frame['Own'].sum()
    qb_small_norm_var = 100 / qb_frame['Small Field Own%'].sum()
    qb_large_norm_var = 100 / qb_frame['Large Field Own%'].sum()
    qb_cash_norm_var = 100 / qb_frame['Cash Own%'].sum()
    qb_frame['Own'] = qb_frame['Own'] * qb_reg_norm_var
    qb_frame['Small Field Own%'] = qb_frame['Small Field Own%'] * qb_small_norm_var
    qb_frame['Large Field Own%'] = qb_frame['Large Field Own%'] * qb_large_norm_var
    qb_frame['Cash Own%'] = qb_frame['Cash Own%'] * qb_cash_norm_var
    
    rb_reg_norm_var = 235 / rb_frame['Own'].sum()
    rb_small_norm_var = 235 / rb_frame['Small Field Own%'].sum()
    rb_large_norm_var = 235 / rb_frame['Large Field Own%'].sum()
    rb_cash_norm_var = 235 / rb_frame['Cash Own%'].sum()
    rb_frame['Own'] = rb_frame['Own'] * rb_reg_norm_var
    rb_frame['Small Field Own%'] = rb_frame['Small Field Own%'] * rb_small_norm_var
    rb_frame['Large Field Own%'] = rb_frame['Large Field Own%'] * rb_large_norm_var
    rb_frame['Cash Own%'] = rb_frame['Cash Own%'] * rb_cash_norm_var
    
    wr_reg_norm_var = 355 / wr_frame['Own'].sum()
    wr_small_norm_var = 355 / wr_frame['Small Field Own%'].sum()
    wr_large_norm_var = 355 / wr_frame['Large Field Own%'].sum()
    wr_cash_norm_var = 355 / wr_frame['Cash Own%'].sum()
    wr_frame['Own'] = wr_frame['Own'] * wr_reg_norm_var
    wr_frame['Small Field Own%'] = wr_frame['Small Field Own%'] * wr_small_norm_var
    wr_frame['Large Field Own%'] = wr_frame['Large Field Own%'] * wr_large_norm_var
    wr_frame['Cash Own%'] = wr_frame['Cash Own%'] * wr_cash_norm_var
    
    te_reg_norm_var = 110 / te_frame['Own'].sum()
    te_small_norm_var = 110 / te_frame['Small Field Own%'].sum()
    te_large_norm_var = 110 / te_frame['Large Field Own%'].sum()
    te_cash_norm_var = 110 / te_frame['Cash Own%'].sum()
    te_frame['Own'] = te_frame['Own'] * te_reg_norm_var
    te_frame['Small Field Own%'] = te_frame['Small Field Own%'] * te_small_norm_var
    te_frame['Large Field Own%'] = te_frame['Large Field Own%'] * te_large_norm_var
    te_frame['Cash Own%'] = te_frame['Cash Own%'] * te_cash_norm_var
    
    dst_reg_norm_var = 100 / dst_frame['Own'].sum()
    dst_small_norm_var = 100 / dst_frame['Small Field Own%'].sum()
    dst_large_norm_var = 100 / dst_frame['Large Field Own%'].sum()
    dst_cash_norm_var = 100 / dst_frame['Cash Own%'].sum()
    dst_frame['Own'] = dst_frame['Own'] * dst_reg_norm_var
    dst_frame['Own'] = np_where(dst_frame['Own'] < 0, 1, dst_frame['Own'])
    dst_frame['Small Field Own%'] = dst_frame['Small Field Own%'] * dst_small_norm_var
    dst_frame['Small Field Own%'] = np_where(dst_frame['Small Field Own%'] < 0, 1, dst_frame['Small Field Own%'])
    dst_frame['Large Field Own%'] = dst_frame['Large Field Own%'] * dst_large_norm_var
    dst_frame['Large Field Own%'] = np_where(dst_frame['Large Field Own%'] < 0, 1, dst_frame['Large Field Own%'])
    dst_frame['Cash Own%'] = dst_frame['Cash Own%'] * dst_cash_norm_var
    dst_frame['Cash Own%'] = np_where(dst_frame['Cash Own%'] < 0, 1, dst_frame['Cash Own%'])
    
    basic_own_df = pd_concat([qb_frame, rb_frame, wr_frame, te_frame, dst_frame])
    
    basic_own_df = calculate_ownership_overall(basic_own_df)
    
    own_norm_var_reg = 900 / basic_own_df['Own'].sum()
    own_norm_var_small = 900 / basic_own_df['Small Field Own%'].sum()
    own_norm_var_large = 900 / basic_own_df['Large Field Own%'].sum()
    own_norm_var_cash = 900 / basic_own_df['Cash Own%'].sum()
    basic_own_df['Own'] = basic_own_df['Own'] * own_norm_var_reg
    basic_own_df['Small_Own'] = basic_own_df['Small Field Own%'] * own_norm_var_small
    basic_own_df['Large_Own'] = basic_own_df['Large Field Own%'] * own_norm_var_large
    basic_own_df['Cash_Own'] = basic_own_df['Cash Own%'] * own_norm_var_cash
    
    basic_own_df['Own'] = np_where(basic_own_df['Own'] > 75, 75, basic_own_df['Own'])
    
    # Apply the function to each dataframe
    basic_own_df = calculate_ownership_overall(basic_own_df)
    
    own_norm_var_reg = 900 / basic_own_df['Own'].sum()
    own_norm_var_small = 900 / basic_own_df['Small Field Own%'].sum()
    own_norm_var_large = 900 / basic_own_df['Large Field Own%'].sum()
    own_norm_var_cash = 900 / basic_own_df['Cash Own%'].sum()
    basic_own_df['Own'] = basic_own_df['Own'] * own_norm_var_reg
    basic_own_df['Small_Own'] = basic_own_df['Small Field Own%'] * own_norm_var_small
    basic_own_df['Large_Own'] = basic_own_df['Large Field Own%'] * own_norm_var_large
    basic_own_df['Cash_Own'] = basic_own_df['Cash Own%'] * own_norm_var_cash
    
    own_dict = dict(zip(basic_own_df.Player, basic_own_df.Own))
    small_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Small Field Own%']))
    large_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Large Field Own%']))
    cash_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Cash Own%']))
    team_dict = dict(zip(basic_own_df.Player, basic_own_df.Team))
    opp_dict = dict(zip(basic_own_df.Player, basic_own_df.Opp))
    
    flex_file = projections_file[['Player', 'Position', 'Salary', 'Median', 'Rush Yards', 'Receptions']]
    flex_file['Floor'] = np_where(flex_file['Position'] == 'QB',(flex_file['Median']*.25) + (flex_file['Rush Yards']*.01),flex_file['Median']*.25)
    flex_file['Ceiling_raw'] = np_where(flex_file['Position'] == 'QB',(flex_file['Median'] * 1.75) + (flex_file['Rush Yards']*.01), (flex_file['Median'] * 1.75) + flex_file['Receptions'])
    flex_file['Ceiling'] = np_where(flex_file['Position'] == 'K', (flex_file['Median'] * 1.25), flex_file['Ceiling_raw'])
    flex_file['STD'] = (flex_file['Median']/4) + flex_file['Receptions']
    flex_file = flex_file[['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD']]
    flex_file = flex_file.reset_index(drop=True)
    hold_file = flex_file.copy()
    overall_file = flex_file.copy()
    salary_file = flex_file.copy()
    
    try:    
        overall_floor_gpu = np_array(overall_file['Floor'])
        overall_ceiling_gpu = np_array(overall_file['Ceiling'])
        overall_median_gpu = np_array(overall_file['Median'])
        overall_std_gpu = np_array(overall_file['STD'])
        overall_salary_gpu = np_array(overall_file['Salary'])
        
        data_shape = (len(overall_file['Player']), total_sims)  # Example: 1000 rows
        salary_array = np_zeros(data_shape)
        sim_array = np_zeros(data_shape)
        
        for x in range(0, total_sims):    
            result_gpu = overall_salary_gpu
            salary_array[:, x] = result_gpu 
        cupy_array = salary_array
        
        salary_file = salary_file.reset_index(drop=True)
        salary_cupy = DataFrame(cupy_array, columns=list(range(0, total_sims)))
        salary_check_file = pd_concat([salary_file, salary_cupy], axis=1)
    except:
        for x in range(0,total_sims):    
            salary_file[x] = salary_file['Salary']
        salary_check_file = salary_file.copy()

    salary_file=salary_check_file.drop(['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD'], axis=1)

    salary_file = salary_file.div(1000)
    
    try:
        for x in range(0, total_sims):    
            if distribution_type == 'normal':
                # Normal distribution (existing logic)
                result_gpu = np_random.normal(overall_median_gpu, overall_std_gpu)
            elif distribution_type == 'poisson':
                # Poisson distribution - using median as lambda
                result_gpu = np_random.poisson(overall_median_gpu)
            elif distribution_type == 'bimodal':
                # Bimodal distribution - mixture of two normal distributions
                # First peak centered at 80% of median, second at 120% of median
                if np_random.random() < 0.5:
                    result_gpu = np_random.normal(overall_floor_gpu, overall_std_gpu)
                else:
                    result_gpu = np_random.normal(overall_ceiling_gpu, overall_std_gpu)
            else:
                raise ValueError("Invalid distribution type. Must be 'normal', 'poisson', or 'bimodal'")
                
            sim_array[:, x] = result_gpu 
        add_array = sim_array
        
        overall_file = overall_file.reset_index(drop=True)
        df2 = DataFrame(add_array, columns=list(range(0, total_sims)))
        check_file = pd_concat([overall_file, df2], axis=1)
    except:
        for x in range(0,total_sims):    
            if distribution_type == 'normal':
                overall_file[x] = np_random.normal(overall_file['Median'], overall_file['STD'])
            elif distribution_type == 'poisson':
                overall_file[x] = np_random.poisson(overall_file['Median'])
            elif distribution_type == 'bimodal':
                # Bimodal distribution fallback
                if np_random.random() < 0.5:
                    overall_file[x] = np_random.normal(overall_file['Median'] * 0.8, overall_file['STD'])
                else:
                    overall_file[x] = np_random.normal(overall_file['Median'] * 1.2, overall_file['STD'])
        check_file = overall_file.copy()
        
    overall_file=check_file.drop(['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD'], axis=1)

    players_only = hold_file[['Player']]
    raw_lineups_file = players_only

    for x in range(0,total_sims):
        maps_dict = {'proj_map':dict(zip(hold_file.Player,overall_file[x]))}
        raw_lineups_file[x] = sum([raw_lineups_file['Player'].map(maps_dict['proj_map'])])
        players_only[x] = raw_lineups_file[x].rank(ascending=False)

    players_only=players_only.drop(['Player'], axis=1)
    
    salary_2x_check = (overall_file - (salary_file*2))
    salary_3x_check = (overall_file - (salary_file*3))
    salary_4x_check = (overall_file - (salary_file*4))
    
    players_only['Average_Rank'] = players_only.mean(axis=1)
    players_only['Top_finish'] = players_only[players_only == 1].count(axis=1)/total_sims
    players_only['Top_5_finish'] = players_only[players_only <= 5].count(axis=1)/total_sims
    players_only['Top_10_finish'] = players_only[players_only <= 10].count(axis=1)/total_sims
    players_only['20+%'] = overall_file[overall_file >= 20].count(axis=1)/float(total_sims)
    players_only['2x%'] = salary_2x_check[salary_2x_check >= 1].count(axis=1)/float(total_sims)
    players_only['3x%'] = salary_3x_check[salary_3x_check >= 1].count(axis=1)/float(total_sims)
    players_only['4x%'] = salary_4x_check[salary_4x_check >= 1].count(axis=1)/float(total_sims)
    
    players_only['Player'] = hold_file[['Player']]
    
    final_outcomes = players_only[['Player', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%']]
    
    final_Proj = pd_merge(hold_file, final_outcomes, on="Player")
    final_Proj = final_Proj[['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%']]
    final_Proj['Own'] = final_Proj['Player'].map(own_dict)
    final_Proj['Small_Field_Own'] = final_Proj['Player'].map(small_own_dict)
    final_Proj['Large_Field_Own'] = final_Proj['Player'].map(large_own_dict)
    final_Proj['Cash_Field_Own'] = final_Proj['Player'].map(cash_own_dict)
    final_Proj['Team'] = final_Proj['Player'].map(team_dict)
    final_Proj['Opp'] = final_Proj['Player'].map(opp_dict)
    final_Proj = final_Proj[['Player', 'Position', 'Team', 'Opp', 'Salary', 'Floor', 'Median', 'Ceiling', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%',
                                'Own', 'Small_Field_Own', 'Large_Field_Own', 'Cash_Field_Own']]
    final_Proj = final_Proj.sort_values(by='Median', ascending=False)
    
    return final_Proj.copy()

def FD_NFL_ROO_Build(projections_file, floor_var, ceiling_var, std_var, distribution_type):
    total_sims = 1000
        
    projects_raw = projections_file.copy()
    fd_df = projects_raw.sort_values(by='Median', ascending=False)
    
    basic_own_df = fd_df.copy()
    basic_own_df['name_team'] = basic_own_df['Player'] + basic_own_df['Position']
            
    def calculate_ownership(df, position):
        # Filter the dataframe based on the position
        frame = df[df['Position'].str.contains(position)]
    
        # Calculate Small Field Own%
        frame['Small Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Small Field Own%'] = np_where(
            frame['Small Field Own%'] > 75,
            75,
            frame['Small Field Own%']
        )
    
        # Calculate Large Field Own%
        frame['Large Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (2.5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Large Field Own%'] = np_where(
            frame['Large Field Own%'] > 75,
            75,
            frame['Large Field Own%']
        )
    
        # Calculate Cash Own%
        frame['Cash Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (6 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Cash Own%'] = np_where(
            frame['Cash Own%'] > 75,
            75,
            frame['Cash Own%']
        )
    
        return frame
    
    def calculate_ownership_overall(df):
        # Filter the dataframe based on the position
        frame = df
    
        # Calculate Small Field Own%
        frame['Small Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Small Field Own%'] = np_where(
            frame['Small Field Own%'] > 75,
            75,
            frame['Small Field Own%']
        )
    
        # Calculate Large Field Own%
        frame['Large Field Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (2.5 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Large Field Own%'] = np_where(
            frame['Large Field Own%'] > 75,
            75,
            frame['Large Field Own%']
        )
    
        # Calculate Cash Own%
        frame['Cash Own%'] = np_where(
            (frame['Own'] - frame['Own'].mean() >= 0),
            frame['Own'] * (6 * (frame['Own'] - frame['Own'].mean()) / 100) + frame['Own'].mean(),
            frame['Own']
        )
        frame['Cash Own%'] = np_where(
            frame['Cash Own%'] > 75,
            75,
            frame['Cash Own%']
        )
    
        return frame
    
    # Apply the function to each dataframe
    qb_frame = calculate_ownership(basic_own_df, 'QB')
    rb_frame = calculate_ownership(basic_own_df, 'RB')
    wr_frame = calculate_ownership(basic_own_df, 'WR')
    te_frame = calculate_ownership(basic_own_df, 'TE')
    dst_frame = calculate_ownership(basic_own_df, 'D')
    
    qb_reg_norm_var = 100 / qb_frame['Own'].sum()
    qb_small_norm_var = 100 / qb_frame['Small Field Own%'].sum()
    qb_large_norm_var = 100 / qb_frame['Large Field Own%'].sum()
    qb_cash_norm_var = 100 / qb_frame['Cash Own%'].sum()
    qb_frame['Own'] = qb_frame['Own'] * qb_reg_norm_var
    qb_frame['Small Field Own%'] = qb_frame['Small Field Own%'] * qb_small_norm_var
    qb_frame['Large Field Own%'] = qb_frame['Large Field Own%'] * qb_large_norm_var
    qb_frame['Cash Own%'] = qb_frame['Cash Own%'] * qb_cash_norm_var
    
    rb_reg_norm_var = 235 / rb_frame['Own'].sum()
    rb_small_norm_var = 235 / rb_frame['Small Field Own%'].sum()
    rb_large_norm_var = 235 / rb_frame['Large Field Own%'].sum()
    rb_cash_norm_var = 235 / rb_frame['Cash Own%'].sum()
    rb_frame['Own'] = rb_frame['Own'] * rb_reg_norm_var
    rb_frame['Small Field Own%'] = rb_frame['Small Field Own%'] * rb_small_norm_var
    rb_frame['Large Field Own%'] = rb_frame['Large Field Own%'] * rb_large_norm_var
    rb_frame['Cash Own%'] = rb_frame['Cash Own%'] * rb_cash_norm_var
    
    wr_reg_norm_var = 355 / wr_frame['Own'].sum()
    wr_small_norm_var = 355 / wr_frame['Small Field Own%'].sum()
    wr_large_norm_var = 355 / wr_frame['Large Field Own%'].sum()
    wr_cash_norm_var = 355 / wr_frame['Cash Own%'].sum()
    wr_frame['Own'] = wr_frame['Own'] * wr_reg_norm_var
    wr_frame['Small Field Own%'] = wr_frame['Small Field Own%'] * wr_small_norm_var
    wr_frame['Large Field Own%'] = wr_frame['Large Field Own%'] * wr_large_norm_var
    wr_frame['Cash Own%'] = wr_frame['Cash Own%'] * wr_cash_norm_var
    
    te_reg_norm_var = 110 / te_frame['Own'].sum()
    te_small_norm_var = 110 / te_frame['Small Field Own%'].sum()
    te_large_norm_var = 110 / te_frame['Large Field Own%'].sum()
    te_cash_norm_var = 110 / te_frame['Cash Own%'].sum()
    te_frame['Own'] = te_frame['Own'] * te_reg_norm_var
    te_frame['Small Field Own%'] = te_frame['Small Field Own%'] * te_small_norm_var
    te_frame['Large Field Own%'] = te_frame['Large Field Own%'] * te_large_norm_var
    te_frame['Cash Own%'] = te_frame['Cash Own%'] * te_cash_norm_var
    
    dst_reg_norm_var = 100 / dst_frame['Own'].sum()
    dst_small_norm_var = 100 / dst_frame['Small Field Own%'].sum()
    dst_large_norm_var = 100 / dst_frame['Large Field Own%'].sum()
    dst_cash_norm_var = 100 / dst_frame['Cash Own%'].sum()
    dst_frame['Own'] = dst_frame['Own'] * dst_reg_norm_var
    dst_frame['Own'] = np_where(dst_frame['Own'] < 0, 1, dst_frame['Own'])
    dst_frame['Small Field Own%'] = dst_frame['Small Field Own%'] * dst_small_norm_var
    dst_frame['Small Field Own%'] = np_where(dst_frame['Small Field Own%'] < 0, 1, dst_frame['Small Field Own%'])
    dst_frame['Large Field Own%'] = dst_frame['Large Field Own%'] * dst_large_norm_var
    dst_frame['Large Field Own%'] = np_where(dst_frame['Large Field Own%'] < 0, 1, dst_frame['Large Field Own%'])
    dst_frame['Cash Own%'] = dst_frame['Cash Own%'] * dst_cash_norm_var
    dst_frame['Cash Own%'] = np_where(dst_frame['Cash Own%'] < 0, 1, dst_frame['Cash Own%'])
    
    basic_own_df = pd_concat([qb_frame, rb_frame, wr_frame, te_frame, dst_frame])
    
    basic_own_df = calculate_ownership_overall(basic_own_df)
    
    own_norm_var_reg = 900 / basic_own_df['Own'].sum()
    own_norm_var_small = 900 / basic_own_df['Small Field Own%'].sum()
    own_norm_var_large = 900 / basic_own_df['Large Field Own%'].sum()
    own_norm_var_cash = 900 / basic_own_df['Cash Own%'].sum()
    basic_own_df['Own'] = basic_own_df['Own'] * own_norm_var_reg
    basic_own_df['Small_Own'] = basic_own_df['Small Field Own%'] * own_norm_var_small
    basic_own_df['Large_Own'] = basic_own_df['Large Field Own%'] * own_norm_var_large
    basic_own_df['Cash_Own'] = basic_own_df['Cash Own%'] * own_norm_var_cash
    
    basic_own_df['Own'] = np_where(basic_own_df['Own'] > 75, 75, basic_own_df['Own'])
    
    # Apply the function to each dataframe
    basic_own_df = calculate_ownership_overall(basic_own_df)
    
    own_norm_var_reg = 900 / basic_own_df['Own'].sum()
    own_norm_var_small = 900 / basic_own_df['Small Field Own%'].sum()
    own_norm_var_large = 900 / basic_own_df['Large Field Own%'].sum()
    own_norm_var_cash = 900 / basic_own_df['Cash Own%'].sum()
    basic_own_df['Own'] = basic_own_df['Own'] * own_norm_var_reg
    basic_own_df['Small_Own'] = basic_own_df['Small Field Own%'] * own_norm_var_small
    basic_own_df['Large_Own'] = basic_own_df['Large Field Own%'] * own_norm_var_large
    basic_own_df['Cash_Own'] = basic_own_df['Cash Own%'] * own_norm_var_cash
    
    own_dict = dict(zip(basic_own_df.Player, basic_own_df.Own))
    small_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Small Field Own%']))
    large_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Large Field Own%']))
    cash_own_dict = dict(zip(basic_own_df.Player, basic_own_df['Cash Own%']))
    team_dict = dict(zip(basic_own_df.Player, basic_own_df.Team))
    opp_dict = dict(zip(basic_own_df.Player, basic_own_df.Opp))
    
    flex_file = projections_file[['Player', 'Position', 'Salary', 'Median', 'Rush Yards', 'Receptions']]
    flex_file['Floor'] = np_where(flex_file['Position'] == 'QB',(flex_file['Median']*.25) + (flex_file['Rush Yards']*.01),flex_file['Median']*.25)
    flex_file['Ceiling_raw'] = np_where(flex_file['Position'] == 'QB',(flex_file['Median'] * 1.75) + (flex_file['Rush Yards']*.01), (flex_file['Median'] * 1.75) + flex_file['Receptions'])
    flex_file['Ceiling'] = np_where(flex_file['Position'] == 'K', (flex_file['Median'] * 1.25), flex_file['Ceiling_raw'])
    flex_file['STD'] = (flex_file['Median']/4) + flex_file['Receptions']
    flex_file = flex_file[['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD']]
    flex_file = flex_file.reset_index(drop=True)
    hold_file = flex_file.copy()
    overall_file = flex_file.copy()
    salary_file = flex_file.copy()
    
    try:    
        overall_floor_gpu = np_array(overall_file['Floor'])
        overall_ceiling_gpu = np_array(overall_file['Ceiling'])
        overall_median_gpu = np_array(overall_file['Median'])
        overall_std_gpu = np_array(overall_file['STD'])
        overall_salary_gpu = np_array(overall_file['Salary'])
        
        data_shape = (len(overall_file['Player']), total_sims)  # Example: 1000 rows
        salary_array = np_zeros(data_shape)
        sim_array = np_zeros(data_shape)
        
        for x in range(0, total_sims):    
            result_gpu = overall_salary_gpu
            salary_array[:, x] = result_gpu 
        cupy_array = salary_array
        
        salary_file = salary_file.reset_index(drop=True)
        salary_cupy = DataFrame(cupy_array, columns=list(range(0, total_sims)))
        salary_check_file = pd_concat([salary_file, salary_cupy], axis=1)
    except:
        for x in range(0,total_sims):    
            salary_file[x] = salary_file['Salary']
        salary_check_file = salary_file.copy()

    salary_file=salary_check_file.drop(['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD'], axis=1)

    salary_file = salary_file.div(1000)
    
    try:
        for x in range(0, total_sims):    
            if distribution_type == 'normal':
                # Normal distribution (existing logic)
                result_gpu = np_random.normal(overall_median_gpu, overall_std_gpu)
            elif distribution_type == 'poisson':
                # Poisson distribution - using median as lambda
                result_gpu = np_random.poisson(overall_median_gpu)
            elif distribution_type == 'bimodal':
                # Bimodal distribution - mixture of two normal distributions
                # First peak centered at 80% of median, second at 120% of median
                if np_random.random() < 0.5:
                    result_gpu = np_random.normal(overall_floor_gpu, overall_std_gpu)
                else:
                    result_gpu = np_random.normal(overall_ceiling_gpu, overall_std_gpu)
            else:
                raise ValueError("Invalid distribution type. Must be 'normal', 'poisson', or 'bimodal'")
                
            sim_array[:, x] = result_gpu 
        add_array = sim_array
        
        overall_file = overall_file.reset_index(drop=True)
        df2 = DataFrame(add_array, columns=list(range(0, total_sims)))
        check_file = pd_concat([overall_file, df2], axis=1)
    except:
        for x in range(0,total_sims):    
            if distribution_type == 'normal':
                overall_file[x] = np_random.normal(overall_file['Median'], overall_file['STD'])
            elif distribution_type == 'poisson':
                overall_file[x] = np_random.poisson(overall_file['Median'])
            elif distribution_type == 'bimodal':
                # Bimodal distribution fallback
                if np_random.random() < 0.5:
                    overall_file[x] = np_random.normal(overall_file['Median'] * 0.8, overall_file['STD'])
                else:
                    overall_file[x] = np_random.normal(overall_file['Median'] * 1.2, overall_file['STD'])
        check_file = overall_file.copy()
        
    overall_file=check_file.drop(['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'STD'], axis=1)

    players_only = hold_file[['Player']]
    raw_lineups_file = players_only

    for x in range(0,total_sims):
        maps_dict = {'proj_map':dict(zip(hold_file.Player,overall_file[x]))}
        raw_lineups_file[x] = sum([raw_lineups_file['Player'].map(maps_dict['proj_map'])])
        players_only[x] = raw_lineups_file[x].rank(ascending=False)

    players_only=players_only.drop(['Player'], axis=1)
        
    salary_2x_check = (overall_file - (salary_file*2))
    salary_3x_check = (overall_file - (salary_file*3))
    salary_4x_check = (overall_file - (salary_file*4))
    
    players_only['Average_Rank'] = players_only.mean(axis=1)
    players_only['Top_finish'] = players_only[players_only == 1].count(axis=1)/total_sims
    players_only['Top_5_finish'] = players_only[players_only <= 5].count(axis=1)/total_sims
    players_only['Top_10_finish'] = players_only[players_only <= 10].count(axis=1)/total_sims
    players_only['20+%'] = overall_file[overall_file >= 20].count(axis=1)/float(total_sims)
    players_only['2x%'] = salary_2x_check[salary_2x_check >= 1].count(axis=1)/float(total_sims)
    players_only['3x%'] = salary_3x_check[salary_3x_check >= 1].count(axis=1)/float(total_sims)
    players_only['4x%'] = salary_4x_check[salary_4x_check >= 1].count(axis=1)/float(total_sims)
    
    players_only['Player'] = hold_file[['Player']]
    
    final_outcomes = players_only[['Player', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%']]
    
    final_Proj = pd_merge(hold_file, final_outcomes, on="Player")
    final_Proj = final_Proj[['Player', 'Position', 'Salary', 'Floor', 'Median', 'Ceiling', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%']]
    final_Proj['Own'] = final_Proj['Player'].map(own_dict)
    final_Proj['Small_Field_Own'] = final_Proj['Player'].map(small_own_dict)
    final_Proj['Large_Field_Own'] = final_Proj['Player'].map(large_own_dict)
    final_Proj['Cash_Field_Own'] = final_Proj['Player'].map(cash_own_dict)
    final_Proj['Team'] = final_Proj['Player'].map(team_dict)
    final_Proj['Opp'] = final_Proj['Player'].map(opp_dict)
    final_Proj = final_Proj[['Player', 'Position', 'Team', 'Opp', 'Salary', 'Floor', 'Median', 'Ceiling', 'Top_finish', 'Top_5_finish', 'Top_10_finish', '20+%', '2x%', '3x%', '4x%',
                                'Own', 'Small_Field_Own', 'Large_Field_Own', 'Cash_Field_Own']]
    final_Proj['Salary'] = final_Proj['Salary'].astype(int)
    final_Proj = final_Proj.sort_values(by='Median', ascending=False)
    
    return final_Proj.copy()