littlefs-flash-mac

#!/bin/sh

cd "$(dirname "$0")"

echo "\x1b[32m\n1) ESP8266 \n2) ESP32\n\x1b[0m\nEnter 1 or 2"
read esp
if [ $esp = 1 ]; then
    esp_path=~/Library/Arduino15/packages/esp8266/hardware/esp8266
else
    esp_path=~/Library/Arduino15/packages/esp32/hardware/esp32
    esp_tool_path=~/Library/Arduino15/packages/esp32/tools/esptool_py
fi

for dir in $(find $esp_path -depth 1 -type d); do
    esp_version="$(basename $dir)"
    break
done

for dir in $(find $esp_tool_path -depth 1 -type d); do
    esp_tool_version="$(basename $dir)"
    break
done

if ! [ -f $(which python) ]; then
    echo "...Issue with Python, Fix?"
    sudo mkdir -p -m 775 /usr/local/bin
    sudo ln -s -f $(which python3) /usr/local/bin/python
fi

echo " > Over The Air (OTA)? (y/n)"
read yn
if [ $yn = y ]; then
    $esp_path/$esp_version/tools/espota.py -r -i 192.168.8.8 -p 8266 -s -f build/flash-littlefs.bin
else
    shopt -s nocasematch
    echo "\x1b[32m\n1) USB to Serial (TTL)\n2) Native USB\n\x1b[0m\nEnter 1 or 2"
    read connect

    if [ $connect = 1 ]; then
        hdw=$(ls /dev/cu.* && ls /dev/tty.usb*)
        for serial in $hdw; do
            if [[ $serial == *usb* ]] || [[ $serial == *ch34* ]] || [[ $serial == *pl23* ]] ; then
                echo $serial
                if [ $esp = 1 ]; then
                    $esp_path/$esp_version/tools/esptool/esptool.py --port $serial --baud 115200 write_flash 0x100000 build/flash-littlefs.bin
                else
                    $esp_tool_path/$esp_tool_version/esptool --port $serial --baud 115200 write_flash 0x210000 build/flash-littlefs.bin
                fi
                break
            fi
        done
    else
        hdw=$(ls /dev/cu.usb*)
        for usb in $hdw; do
            if [[ $usb == *usb* ]]; then
                echo $usb
                if [ $esp = 1 ]; then
                    $esp_path/$esp_version/tools/esptool/esptool.py --port $usb --baud 115200 write_flash 0x100000 build/flash-littlefs.bin
                else
                    sudo $esp_tool_path/$esp_tool_version/esptool --port $usb --baud 115200 write_flash 0x210000 build/flash-littlefs.bin
                fi
                break
            fi
        done
    fi
fi