#!/bin/bash
# Init script for RabbitMQ queue setup
# This runs automatically when the container starts

set -e

# Wait for RabbitMQ to be ready
until rabbitmqctl status > /dev/null 2>&1; do
    echo "Waiting for RabbitMQ to start..."
    sleep 2
done

echo "RabbitMQ is ready. Setting up queues..."

# Since we're merging all analysis services into one, we only need ONE queue
# Create the unified analysis queue
rabbitmqctl eval '
    rabbit_exchange:declare(
        {resource, <<"/">>, exchange, <<"analysis">>},
        topic,
        true,
        false,
        false,
        []
    ).' || true

# Declare the unified analysis queue with proper settings
rabbitmqctl eval '
    rabbit_amqqueue:declare(
        {resource, <<"/">>, queue, <<"analysis_queue">>},
        true,  % Durable
        false, % Not exclusive
        false, % Not auto-delete
        [],    % No arguments
        none   % No owner
    ).' || true

# Bind the queue to the exchange
rabbitmqctl eval '
    rabbit_binding:add_explicit(
        {binding, 
            {resource, <<"/">>, exchange, <<"analysis">>},
            <<"analysis.*">>,
            {resource, <<"/">>, queue, <<"analysis_queue">>},
            []
        }
    ).' || true

# Optional: Create a dead letter queue for failed messages
rabbitmqctl eval '
    rabbit_amqqueue:declare(
        {resource, <<"/">>, queue, <<"analysis_dlq">>},
        true,  % Durable
        false, % Not exclusive
        false, % Not auto-delete
        [],    % No arguments
        none   % No owner
    ).' || true

echo "✅ Queue setup complete!"
echo "Created queues:"
echo "  - analysis_queue (main queue for all analysis types)"
echo "  - analysis_dlq (dead letter queue for failed messages)"

# Set queue policies for message TTL and retry
rabbitmqctl set_policy analysis-retry \
    "analysis_queue" \
    '{"message-ttl":86400000, "dead-letter-exchange":"", "dead-letter-routing-key":"analysis_dlq"}' \
    --priority 0 \
    --apply-to queues || true

echo "✅ Queue policies configured!"