#!/bin/bash

set -e

# Check if Docker is installed
if ! command -v docker &> /dev/null; then
    echo "Docker is not installed. Please refer to https://docs.docker.com/engine/install/ to install Docker Engine."
    exit 1
fi

# Check if 'switch' container exists
if docker ps -a --format '{{.Names}}' | grep -q '^switch$'; then
    container_id=$(docker ps -a --format '{{.ID}}' --filter name=switch)
    echo "The 'switch' container already exists. Container ID: $container_id. Installation cannot proceed."
    exit 1
fi

# Check if 'sdm' container exists
if docker ps -a --format '{{.Names}}' | grep -q '^sdm$'; then
    container_id=$(docker ps -a --format '{{.ID}}' --filter name=sdm)
    echo "The 'sdm' container already exists. Container ID: $container_id. Installation cannot proceed."
    exit 1
fi

# Check if jq is installed
if ! dpkg -s jq >/dev/null 2>&1; then
    echo "jq package is not installed. Please install it using 'sudo apt-get install jq' and try again."
    exit 1
fi

# Check if openssl is installed
if ! dpkg -s openssl >/dev/null 2>&1; then
    echo "openssl package is not installed. Please install it using 'sudo apt-get install openssl' and try again."
    exit 1
fi

# Define prompt with retry function
prompt_with_retry() {
    local prompt=$1
    local max_attempts=$2
    local input

    for (( i=1; i<=$max_attempts; i++ )); do
        read -p "$prompt" input
        if [[ -n "$input" ]]; then
            echo "$input"
            return 0
        else
            echo "Input cannot be blank. Please try again."
        fi
    done

    echo "Input cannot be blank. Install terminated."
    exit 1
}

# Prompt user for Aliyun AccessKeyId
access_key_id=$(prompt_with_retry "Enter Aliyun AccessKeyId: " 3)

# Prompt user for Aliyun AccessKeySecret
access_key_secret=$(prompt_with_retry "Enter Aliyun AccessKeySecret: " 3)

# Prompt user for Aliyun appkey
app_key=$(prompt_with_retry "Enter Aliyun appkey: " 3)

# Update values in json files
jq --arg access_key_id "$access_key_id" '.AccessKeyId = $access_key_id' sdm/data/nls-cloud-sdm/conf/nlstoken.json > tmp.json && mv tmp.json sdm/data/nls-cloud-sdm/conf/nlstoken.json
jq --arg access_key_secret "$access_key_secret" '.AccessKeySecret = $access_key_secret' sdm/data/nls-cloud-sdm/conf/nlstoken.json > tmp.json && mv tmp.json sdm/data/nls-cloud-sdm/conf/nlstoken.json
jq --arg app_key "$app_key" '.appkey = $app_key' sdm/data/nls-cloud-sdm/conf/service-asr.json > tmp.json && mv tmp.json sdm/data/nls-cloud-sdm/conf/service-asr.json
jq --arg app_key "$app_key" '.appkey = $app_key' sdm/data/nls-cloud-sdm/conf/service-tts.json > tmp.json && mv tmp.json sdm/data/nls-cloud-sdm/conf/service-tts.json

# Generate ESL password hash
esl_password=$(openssl rand -hex 8)

# Update event_socket.conf.xml file
sed -i "s/\(<param name=\"password\" value=\"\)[^\"]*\(\"\/>\)/\1$esl_password\2/" switch/conf/autoload_configs/event_socket.conf.xml
# Update .fs_cli_conf file
sed -i "s/\(password => \)[^\"]*/\1$esl_password/" switch/.fs_cli_conf

# Generate default SIP password hash
default_password=$(openssl rand -hex 8)

# Update vars.xml file
sed -i "s/\(<X-PRE-PROCESS cmd=\"set\" data=\"default_password=\)[^\"]*\(\"\/>\)/\1$default_password\2/" switch/conf/vars.xml

# Extract sounds package
echo "Extracting sounds package..."
cd switch/sounds/
if [[ -f sounds.tar.bz2 ]]; then
    tar -xvjf sounds.tar.bz2
    echo "Sounds package extracted."
else
    echo "Sounds package not found."
    cd ../..
    exit 1
fi
cd ../..

# Run docker compose
docker compose up -d

echo "ESL Password: $esl_password"
echo "Default SIP Password: $default_password"
echo "Install complete."