Will install an apk, take screen shots and a bunch of other things using Android's ADB

ss_creator.command

#!/usr/bin/env bash
APK_VERSION_NUMBER=2
APPS_ROOT_PATH="/Users/home/Desktop/stock_exchange/latest_work/appr_14_"

# Will initiate the adb cycle
start_adb_ss_cycle () {

    # create ss dir
    ss_dir="$1/ss"

    mkdir ${ss_dir}

    # save variables
    package_name=$(basename "$1")	# save the package name as variable
    apk_file_path="$1/$APK_VERSION_NUMBER.apk"

    # install apk:
    echo "INFO: Installing apk ${package_name}"
    adb install ${apk_file_path}

    # enter:
    echo "INFO: Install finished. Opening"
    adb shell am start -n ${package_name}"/"${package_name}".main.MainActivity"

    # fire a lot of ss try outs every a few millis

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    random_num=$((RANDOM % 10000))
    adb exec-out screencap -p > "${ss_dir}/ss1_${random_num}.png"

    # wait a bit:
    sleep 0.1

    # wait a bit:
    sleep 10

    # take main screen shot
    adb exec-out screencap -p > "${ss_dir}/ss2.png"

    # scroll down:
    adb shell input swipe 500 1000 300 300

    # take second main screen shot:
    adb exec-out screencap -p > "${ss_dir}/ss3.png"

    # go to first stock
    adb shell input keyevent 61

    # wait a bit:
    sleep 1

    # click tab:
    adb shell input keyevent 61

    # click enter:
    adb shell input keyevent 66

    # wait 3 seconds
    sleep 3

    # take first stock ss:
    adb exec-out screencap -p > "${ss_dir}/ss4.png"

    # click back. Go back to the list of stocks:
    adb shell input keyevent 4

    # wait a bit
    sleep 2

    # click tab (go to seconds stock):
    adb shell input keyevent 61

    # click enter:
    adb shell input keyevent 66

    # wait a bit to stock to load
    sleep 3

    # take ss:
    adb exec-out screencap -p > "${ss_dir}/ss5.png"

    # uninstall:
    adb uninstall ${package_name}
}

# will check if directory is empty
is_ss_created_successfully () {
    ss_files_path="$1/ss/*"
    ss_files=(${ss_files_path})
    ss_files_count=${#ss_files[@]}
    if [[ "$ss_files_count" -gt 1 ]];then
        return 0
    else
        return 1
    fi

}

# set properties on startup
apps_dirs_list=(${APPS_ROOT_PATH}/*)
apps_dirs_count=${#apps_dirs_list[@]}

# create finished apps directory
apps_dir_parent="$(dirname "$APPS_ROOT_PATH")"
finished_apps_root_path="${apps_dir_parent}/apps_with_screen_shots"
if [[ ! -d "$finished_apps_root_path" ]]; then
    mkdir ${finished_apps_root_path}
fi

# run on all of the apps in the parent apps directory
i=0
while (($i<${apps_dirs_count})); do

    curr_app_path=${apps_dirs_list[i]}
    package_name=${curr_app_path##*/}
    echo "****************************************************************************************"
    echo "- INFO: Working on ${package_name}"
    start_adb_ss_cycle ${curr_app_path}
    if is_ss_created_successfully ${curr_app_path}
    then
        (( i++ ))
        copy_location="${finished_apps_root_path}/${package_name}"
        echo "INFO: $package_name screen shot creation completed. Copying dir to ${copy_location}"
        mv -v ${curr_app_path} ${copy_location}
    else
        echo "- ATTENTION: screen shot creation failed on $curr_app_path. Tell me when to run again [run]"
        read ans
        echo "running again..."
    fi
done