setup.sh

#! /bin/bash
SCRIPT_DIR="$(readlink -f $(dirname $0))"
ROBOT_DIR="${SCRIPT_DIR%/*}"
PIHOME=/home/pi
DEXTERSCRIPT=$PIHOME/Dexter/lib/Dexter/script_tools

source $DEXTERSCRIPT/functions_library.sh

check_connection() {
    if [ $? -gt 0 ]; then
        feedback "FAIL!  No internet connection, try later"
        exit 1
    fi
}

check_root_user() {
    if [[ $EUID -ne 0 ]]; then
        feedback "FAIL!  This script must be run as such: sudo ./install.sh"
        exit 1
    fi
}
install_dependencies() {
    sudo apt update
    feedback "Installing dependencies for the GoPiGo"
    sudo apt install git libi2c-dev i2c-tools minicom libnss-mdns build-essential libffi-dev -y
    sudo apt install python-pip python-serial python-rpi.gpio python-smbus python-dev python-numpy -y
    sudo apt install python3-pip python3-serial python3-rpi.gpio python3-smbus python3-dev python3-numpy -y

    feedback "Dependencies installed for the GoPiGo"
}

install_spi_i2c() {
    feedback "Removing blacklist from /etc/modprobe.d/raspi-blacklist.conf . . ."
    if grep -q "#blacklist i2c-bcm2708" /etc/modprobe.d/raspi-blacklist.conf; then
        echo "I2C already removed from blacklist"
    else
        sudo sed -i -e 's/blacklist i2c-bcm2708/#blacklist i2c-bcm2708/g' /etc/modprobe.d/raspi-blacklist.conf
        echo "I2C removed from blacklist"
    fi
    if grep -q "#blacklist spi-bcm2708" /etc/modprobe.d/raspi-blacklist.conf; then
        echo "SPI already removed from blacklist"
    else
        sudo sed -i -e 's/blacklist spi-bcm2708/#blacklist spi-bcm2708/g' /etc/modprobe.d/raspi-blacklist.conf
        echo "SPI removed from blacklist"
    fi

    #Adding in /etc/modules
    feedback "Adding I2C-dev and SPI-dev in /etc/modules . . ."
    if grep -q "i2c-dev" /etc/modules; then
        echo "I2C-dev already there"
    else
        echo i2c-dev >> /etc/modules
        echo "I2C-dev added"
    fi
    if grep -q "i2c-bcm2708" /etc/modules; then
        echo "i2c-bcm2708 already there"
    else
        echo i2c-bcm2708 >> /etc/modules
        echo "i2c-bcm2708 added"
    fi
    if grep -q "spi-dev" /etc/modules; then
        echo "spi-dev already there"
    else
        echo spi-dev >> /etc/modules
        echo "spi-dev added"
    fi
    feedback "Making I2C changes in /boot/config.txt . . ."

    sudo sh -c "echo dtparam=i2c1=on >> /boot/config.txt"
    sudo sh -c "echo dtparam=i2c_arm=on >> /boot/config.txt"

    sudo adduser pi i2c
}



############################################################################
############################################################################
check_connection
check_root_user
install_dependencies

# copy gopigo executable
# the gopigo executable is for reporting data about the gopigo board
sudo chmod +x gopigo
sudo cp gopigo /usr/bin
install_spi_i2c