switch between git user Accounts

gitaccswitch

#!/bin/zsh
#
# Script to switch between different GitHub accounts
# Usage: gitaccswitch userX OR gitaccswitch userY
#
# Author: Alex Musichen
# Date: 2025-04-19

set -e  # Exit immediately if a command fails
trap 'echo "Error: Script execution failed at line $LINENO"; exit 1' ERR

if [ -z "$1" ]; then
    echo "Please provide an account name: musichen or webboxesdeveloper"
    exit 1
fi

    echo "========================================"
    echo "🔑 SSH KEY CONFIGURATION"
    echo "========================================"

    # Set SSH keys regardless of git repo (affects all git operations)
    case "$1" in
        "userX")
            echo "Switching to GitHub account: userX ([email protected])"
            # Set SSH key
            ssh-add -D  # Clear all identities first
            ssh-add ~/.ssh/id_rsa_userX  # Assuming this is the correct key path

            # Store git user info for later use
            GIT_USER_NAME="User X"
            GIT_USER_EMAIL="[email protected]"
            ;;

        "userY")
            echo "Switching to GitHub account: userY ([email protected])"
            # Set SSH key
            ssh-add -D  # Clear all identities first
            ssh-add ~/.ssh/id_rsa_userY  # Assuming this is the correct key path

            # Store git user info for later use
            GIT_USER_NAME="User Y"
            GIT_USER_EMAIL="[email protected]"
            ;;

        *)
            echo "Unknown account: $1. Available options are: userX, userY"
            exit 1
            ;;
    esac

    echo "✅ SSH key updated successfully!"
    echo ""
    echo "========================================"
    echo "🔧 GIT CONFIGURATION"
    echo "========================================"

    # Check if we're in a git repository before configuring local settings
    if git rev-parse --is-inside-work-tree &>/dev/null; then
        echo "📁 Current directory is a git repository."
        echo "Configuring local git repository settings..."
        # Configure git user for current repository
        git config --local user.name "$GIT_USER_NAME"
        git config --local user.email "$GIT_USER_EMAIL"

        # Display current git configuration to confirm the change
        echo ""
        echo "Current Git configuration (local):"
        echo "👤 User name: $(git config --local user.name)"
        echo "📧 User email: $(git config --local user.email)"
        echo "========================================"
    else
        echo "⚠️  Notice: Not in a git repository."
        echo "SSH keys have been updated, but git config remains unchanged."
        echo ""
        echo "To set repository-specific git config, run this command when inside a git repository."
        echo ""

        # Show current global git config
        echo "Current global git configuration:"
        echo "👤 User name: $(git config --global user.name 2>/dev/null || echo "(not set)")"
        echo "📧 User email: $(git config --global user.email 2>/dev/null || echo "(not set)")"
        echo ""

        # Optionally, you could set global config instead
        echo "Would you like to update your global git config? (y/N)"
        read -r response
        if [[ "$response" =~ ^([yY][eE][sS]|[yY])$ ]]; then
            git config --global user.name "$GIT_USER_NAME"
            git config --global user.email "$GIT_USER_EMAIL"
            echo ""
            echo "✅ Global Git configuration updated:"
            echo "👤 User name: $(git config --global user.name)"
            echo "📧 User email: $(git config --global user.email)"
        else
            echo "Global git configuration unchanged."
        fi
        echo "========================================"
    fi

# End of script
exit 0