#!/bin/bash
# Add Jira attachments symlink to all existing analyst home directories
# Run this once after enabling Jira integration
#
# Usage: sudo update-jira-symlinks

set -euo pipefail

if [[ $EUID -ne 0 ]]; then
    echo "This script must be run as root (use sudo)"
    exit 1
fi

JIRA_ATTACHMENTS="/data/src_data/raw/jira/attachments"

if [[ ! -d "$JIRA_ATTACHMENTS" ]]; then
    echo "Jira attachments directory not found: $JIRA_ATTACHMENTS"
    echo "Make sure Jira backfill has run at least once."
    exit 1
fi

echo "Adding jira_attachments symlink to analyst home directories..."

# Find all users in dataread group (analysts)
for username in $(getent group dataread | cut -d: -f4 | tr ',' '\n'); do
    home_dir="/home/${username}"
    server_dir="${home_dir}/server"
    symlink="${server_dir}/jira_attachments"

    # Skip if home doesn't exist or server dir doesn't exist
    if [[ ! -d "$server_dir" ]]; then
        echo "  Skipping $username (no server/ directory)"
        continue
    fi

    # Skip if symlink already exists
    if [[ -L "$symlink" ]]; then
        echo "  Skipping $username (symlink already exists)"
        continue
    fi

    # Create symlink
    ln -sf "$JIRA_ATTACHMENTS" "$symlink"
    chown -h "${username}:${username}" "$symlink"
    echo "  Added symlink for $username"
done

echo ""
echo "Done. Analysts can now access Jira attachments at ~/server/jira_attachments/"