"""
Member-related CLI commands.
"""

import argparse
from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from backend.cli.base import NimbusFlowCLI

from backend.cli.utils import format_member_row, create_table_header, create_table_separator, TableColors


def cmd_members_list(cli: "NimbusFlowCLI", args) -> None:
    """List all members with optional filters."""
    # Get all classifications for lookup
    classifications = cli.classification_repo.list_all()
    classification_map = {c.ClassificationId: c.ClassificationName for c in classifications}
    
    # Apply filters
    if args.classification:
        # Find classification ID by name
        classification_id = None
        for c in classifications:
            if c.ClassificationName.lower() == args.classification.lower():
                classification_id = c.ClassificationId
                break
        
        if classification_id is None:
            print(f"{TableColors.ERROR}Classification '{args.classification}' not found{TableColors.RESET}")
            return
        
        members = cli.member_repo.get_by_classification_ids([classification_id])
    elif args.active:
        members = cli.member_repo.get_active()
    else:
        members = cli.member_repo.list_all()
    
    if not members:
        print(f"{TableColors.DIM}No members found.{TableColors.RESET}")
        return
    
    # Print styled header
    print()
    print(create_table_header("ID ", "First Name   ", "Last Name      ", "Classification ", "Status      ", "Email"))
    print(create_table_separator(90))
    
    # Print members
    for member in members:
        classification_name = classification_map.get(member.ClassificationId)
        print(format_member_row(member, classification_name))
    
    print()
    print(f"{TableColors.SUCCESS}Total: {len(members)} members{TableColors.RESET}")


def cmd_members_show(cli: "NimbusFlowCLI", args) -> None:
    """Show detailed information about a specific member."""
    member = cli.member_repo.get_by_id(args.member_id)
    if not member:
        print(f"{TableColors.ERROR}Member with ID {args.member_id} not found{TableColors.RESET}")
        return
    
    # Get classification name
    classification = None
    if member.ClassificationId:
        classification = cli.classification_repo.get_by_id(member.ClassificationId)
    
    print(f"\n{TableColors.HEADER}Member Details (ID: {member.MemberId}){TableColors.RESET}")
    print(f"{TableColors.BORDER}{'─' * 50}{TableColors.RESET}")
    print(f"{TableColors.BOLD}Name:{TableColors.RESET}           {member.FirstName} {member.LastName}")
    print(f"{TableColors.BOLD}Email:{TableColors.RESET}          {member.Email or f'{TableColors.DIM}N/A{TableColors.RESET}'}")
    print(f"{TableColors.BOLD}Phone:{TableColors.RESET}          {member.PhoneNumber or f'{TableColors.DIM}N/A{TableColors.RESET}'}")
    print(f"{TableColors.BOLD}Classification:{TableColors.RESET} {TableColors.YELLOW}{classification.ClassificationName if classification else f'{TableColors.DIM}N/A'}{TableColors.RESET}")
    
    active_status = f"{TableColors.SUCCESS}Yes{TableColors.RESET}" if member.IsActive else f"{TableColors.ERROR}No{TableColors.RESET}"
    print(f"{TableColors.BOLD}Active:{TableColors.RESET}         {active_status}")
    print(f"{TableColors.BOLD}Notes:{TableColors.RESET}          {member.Notes or f'{TableColors.DIM}N/A{TableColors.RESET}'}")
    
    print(f"\n{TableColors.HEADER}Schedule History:{TableColors.RESET}")
    print(f"{TableColors.BOLD}Last Scheduled:{TableColors.RESET} {member.LastScheduledAt or f'{TableColors.DIM}Never{TableColors.RESET}'}")
    print(f"{TableColors.BOLD}Last Accepted:{TableColors.RESET}  {member.LastAcceptedAt or f'{TableColors.DIM}Never{TableColors.RESET}'}")
    print(f"{TableColors.BOLD}Last Declined:{TableColors.RESET}  {member.LastDeclinedAt or f'{TableColors.DIM}Never{TableColors.RESET}'}")
    
    decline_color = TableColors.ERROR if member.DeclineStreak > 0 else TableColors.SUCCESS
    print(f"{TableColors.BOLD}Decline Streak:{TableColors.RESET} {decline_color}{member.DeclineStreak}{TableColors.RESET}")


def setup_members_parser(subparsers) -> None:
    """Set up member-related command parsers."""
    # Members commands
    members_parser = subparsers.add_parser("members", help="Manage members")
    members_subparsers = members_parser.add_subparsers(dest="members_action", help="Members actions")
    
    # members list
    members_list_parser = members_subparsers.add_parser("list", help="List members")
    members_list_parser.add_argument("--active", action="store_true", help="Show only active members")
    members_list_parser.add_argument("--classification", type=str, help="Filter by classification name")
    
    # members show
    members_show_parser = members_subparsers.add_parser("show", help="Show member details")
    members_show_parser.add_argument("member_id", type=int, help="Member ID to show")