#!/bin/bash
set -e

# Função para rodar comando mostrando saída
run_cmd() {
    echo "+ $*"
    "$@"
}

# Função para baixar arquivos se não existirem
download_file() {
    local url="$1"
    local dest="$2"

    if [[ -f "$dest" ]]; then
        echo "$dest já existe, pulando download."
        return
    fi

    echo "Baixando $url → $dest"

    if command -v curl >/dev/null 2>&1; then
        curl -L "$url" -o "$dest"
    elif command -v wget >/dev/null 2>&1; then
        wget "$url" -O "$dest"
    else
        echo "Erro: curl ou wget são necessários para baixar arquivos."
        exit 1
    fi

    chmod +x "$dest" 2>/dev/null || true
}

# Detecta plataforma
PLATFORM=""
case "$(uname -s)" in
    Linux*)   PLATFORM="linux";;
    Darwin*)  PLATFORM="mac";;
    MINGW*|MSYS*|CYGWIN*) PLATFORM="win";;
    *)        PLATFORM="unknown";;
esac

echo "Plataforma detectada: $PLATFORM"

# Setup npm
run_cmd npm ci

# Cria pasta bin
mkdir -p bin

# Arquivos por plataforma
files=()
if [[ "$PLATFORM" == "win" ]]; then
    files=(
        "https://github.com/synt-xerror/manybot/releases/download/dependencies/yt-dlp.exe bin/yt-dlp.exe"
        "https://github.com/synt-xerror/manybot/releases/download/dependencies/ffmpeg.exe bin/ffmpeg.exe"
    )
else
    files=(
        "https://github.com/synt-xerror/manybot/releases/download/dependencies/yt-dlp bin/yt-dlp"
        "https://github.com/synt-xerror/manybot/releases/download/dependencies/ffmpeg bin/ffmpeg"
    )
fi

# Baixa todos os arquivos
for file in "${files[@]}"; do
    url="${file%% *}"
    dest="${file##* }"
    download_file "$url" "$dest"
done

echo "Setup concluído."42