#!/bin/bash

# This script helps to orchestrate typical tasks when developing Blockscout

source $(dirname $0)/utils

# cd $(dirname $0)/../../

# Source and exaport environment variables related to the backend configuration
BLOCKSCOUT_CONFIG_FILE=".devcontainer/.blockscout_config"
if [ -f "./${BLOCKSCOUT_CONFIG_FILE}" ]; then
    set -a  # Automatically export all variables
    source ./${BLOCKSCOUT_CONFIG_FILE}
    set +a  # Disable automatic export
else
    echo "Warning: ${BLOCKSCOUT_CONFIG_FILE} file not found. Skipping configuration loading."
fi

if [ "${DATABASE_URL}" == "" ]; then
    export DATABASE_URL="postgresql://postgres:postgres@db:5432/blockscout"
fi

# Initialize variables
INIT=false
NO_SYNC=false
DB_INIT=false
RECOMPILE=false
SPELLCHECK=false
DIALYZER=false
CREDO=false
FORMAT=false
DOCS=false
HELP=false

# Parse command line arguments
for arg in "$@"
do
    case $arg in
        --help)
        HELP=true
        shift # Remove --help from processing
        ;;
        --init)
        INIT=true
        shift # Remove --init from processing
        ;;
        --no-sync)
        NO_SYNC=true
        shift # Remove --no-sync from processing
        ;;
        --db-init)
        DB_INIT=true
        shift # Remove --db-init from processing
        ;;
        --recompile)
        RECOMPILE=true
        shift # Remove --recompile from processing
        ;;
        --spellcheck)
        SPELLCHECK=true
        shift # Remove --spellcheck from processing
        ;;
        --dialyzer)
        DIALYZER=true
        shift # Remove --dialyzer from processing
        ;;
        --credo)
        CREDO=true
        shift # Remove --credo from processing
        ;;
        --format)
                FORMAT=true
        shift # Remove --format from processing
        ;;
        --docs)
        DOCS=true
        shift # Remove --docs from processing
        ;;
    esac
done

# Define the help function
show_help() {
    echo "Usage: bs [OPTION]"
    echo "Orchestrate typical tasks when developing Blockscout backend server"
    echo
    echo "Options:"
    echo "  --help        Show this help message and exit"
    echo "  --init        Initialize the project directory"
    echo "  --format      Run code formatter"
    echo "  --spellcheck  Run spellcheck"
    echo "  --dialyzer    Run dialyzer"
    echo "  --credo       Run credo"
    echo "  --docs        Generate documentation"
    echo "  --recompile   Re-fetch dependencies and recompile"
    echo "  --db-init     (Re)initialize the database"
    echo "  --no-sync     Run the server with disabled indexer, so only the API is available"
    echo
    echo "If no option is provided, the script will run the backend server."
}

# If --help argument is passed, show help and exit
if [ "$HELP" = true ]; then
    show_help
    exit 0
fi

# Define the project directory initialization subroutine
initialize_project() {
    if [ ! -d "apps/block_scout_web/priv/cert" ]; then
        mix local.rebar --force
        mix deps.compile
        mix compile

        # cd apps/block_scout_web/assets
        # npm install && node_modules/webpack/bin/webpack.js --mode production
        # cd -
        # cd apps/explorer
        # npm install
        # cd -

        cd apps/block_scout_web
        mix phx.gen.cert blockscout blockscout.local
        cd -
    else
        echo "Looks like the project directory is already initialized"
    fi
}

# Define the initialization subroutine
initialize_db() {
    echo "Initializing database. Step 1 of 2: Dropping database"
    mix ecto.drop > /dev/null 2>&1
    echo "Initializing database. Step 2 of 2: Creating database"
    mix do ecto.create, ecto.migrate | grep Runn
}

# Define the recompile subroutine
recompile() {
    mix deps.clean block_scout_web
    mix deps.clean explorer
    mix deps.clean indexer
    mix deps.get
    mix deps.compile --force
}

# Define the spellcheck subroutine
spellcheck() {
    cspell | less
}

# Define the dialyzer subroutine
dialyzer() {
    mix dialyzer
}

# Define the credo subroutine
credo() {
    mix credo
}

# Define the format subroutine
format() {
    mix format
}

# Define the generate_docs subroutine
generate_docs() {
    mix docs
}

# If --init argument is passed, run the project dir initialization subroutine and exit
if [ "$INIT" = true ]; then
    initialize_project
    exit 0
fi

# If --db-init argument is passed, run the database initialization subroutine and exit
if [ "$DB_INIT" = true ]; then
    initialize_db
    exit 0
fi

# If --recompile argument is passed, run the recompile subroutine and exit
if [ "$RECOMPILE" = true ]; then
    recompile
    exit 0
fi

# If --spellcheck argument is passed, run the spellcheck subroutine and exit
if [ "$SPELLCHECK" = true ]; then
    spellcheck
    exit 0
fi

# If --dialyzer argument is passed, run the dialyzer subroutine and exit
if [ "$DIALYZER" = true ]; then
    dialyzer
    exit 0
fi

# If --credo argument is passed, run the credo subroutine and exit
if [ "$CREDO" = true ]; then
    credo
    exit 0
fi

# If --format argument is passed, run the format subroutine and exit
if [ "$FORMAT" = true ]; then
    format
    exit 0
fi

# If --doc argument is passed, run the format subroutine and exit
if [ "$DOCS" = true ]; then
    generate_docs
    exit 0
fi

if [ "${ETHEREUM_JSONRPC_HTTP_URL}" != "" ]; then
    check_server_availability ${ETHEREUM_JSONRPC_HTTP_URL}
    check_server_accessibility ${ETHEREUM_JSONRPC_HTTP_URL}
fi

if [ "${CHAIN_TYPE}" != "" -o "${CHAIN_TYPE}" != "ethereum" -o "${CHAIN_TYPE}" != "default" ]; then
    source $(dirname $0)/chain-specific-checks
fi

if [ ! -d "apps/block_scout_web/priv/cert" ]; then
    echo "Project directory is not initialized"
    echo "Run 'bs --init' to initialize the project directory"
    exit 1
fi

export DISABLE_INDEXER=${NO_SYNC}

mix phx.server