#!/bin/bash

######################################################################################
# Name: Photo/Video Ingest Script for Camera and Drone
# Author: voidf1sh (Skylar Grant)
# Environment: M1 MacBook Pro, Sony a5100, DJI Mini 2
#
# Mounts: (Device Mount -- Volume Mount)
# Camera SD: /dev/diskXsY (varies) -- /Volumes/NO NAME
# Drone SD: /dev/diskXsY (varies) -- /Volumes/Untitled
# NAS: //GUEST:@192.168.0.2/media -- /Volumes/media or /Volumes/media-1 (varies)
#
# Ingest Source Paths:
# Camera SD: /DCIM/100MSDCF
# Drone SD: /DCIM/100MEDIA
#
# Git: https://git.vfsh.dev/voidf1sh/custom-scripts
# File: ingest-mac.sh
# Version: 0.1.1
######################################################################################

# Some initial variables to work with
# Set the date for folder creation
CURRENT_DATE=$(date +%F)

# Paths
# IMPORTANT: Paths should NEVER have trailing slashes, and ALWAYS have leading slashes

# Moving mount points to indices, 0=Camera Mode 1=Drone Mode
INGEST_MODE=9 # Default to an invalid mode.

# Mode names to be used in the script later.
declare -a MODES
MODES[0]="Camera"
MODES[1]="Drone"

# SD card mount point
declare -a SD_MOUNT_POINT
SD_MOUNT_POINT[0]="/Volumes/NO NAME" # Camera
SD_MOUNT_POINT[1]="/Volumes/Untitled" # Drone
# Camera's path to images
declare -a SD_SRC_PATH
SD_SRC_PATH[0]="/DCIM/100MSDCF" # Camera
SD_SRC_PATH[1]="/DCIM/100MEDIA" # Drone
# NAS Mount address as found with `mount`
NAS_ADDRESS="//voidf1sh@voidNAS"
declare NAS_MOUNT_POINT # Will be set later

# Folder where ingests are stored on the Mac
declare -a MAC_INGEST_FOLDER
MAC_INGEST_FOLDER[0]="$HOME/Pictures/Camera Ingest" # Camera
MAC_INGEST_FOLDER[1]="$HOME/Pictures/Drone Ingest" # Drone
# Folder where ingests are stored on the NAS
declare -a NAS_INGEST_FOLDER
NAS_INGEST_FOLDER[0]="/Camera Ingest"
NAS_INGEST_FOLDER[1]="/Drone Ingest"

# File extensions to be imported
FILE_EXTS0=("JPG" "ARW" "MP4") # Camera TODO: the camera doesn't save to MP4, figure it out.
FILE_EXTS1=("JPG" "DNG" "MP4") # Drone

######################################################################################
# Functions
######################################################################################

# Set mode configuration
set_mode() {
    INGEST_MODE=$1
    # Where to ingest to on the Mac
    MAC_INGEST_PATH="${MAC_INGEST_FOLDER[$INGEST_MODE]}/$CURRENT_DATE"
    # Where to ingest to on the NAS
    NAS_INGEST_PATH="${NAS_INGEST_FOLDER[$INGEST_MODE]}/$CURRENT_DATE"
    # echo "Ingest mode set to ${MODES[$INGEST_MODE]} [$INGEST_MODE]"
}

# Mode Prompt
mode_prompt() {
    # Print the selection prompt
    echo "[ voidf1sh's Ingest Script ]"
    echo ""
    echo "Please select an ingest mode:"
    echo ""
    echo "[1] ${MODES[0]}"
    echo "[2] ${MODES[1]}"
    echo ""
    echo "[0] Exit"

    # Wait for input
    read -p "Mode: " mode

    # Execute the correct commands based on input.
    case "$mode" in
        1)
            # Camera Mode
            clear
            set_mode 0
            ;;
        2)
            # Drone Mode
            clear
            set_mode 1
            ;;
        0)
            # Exit the script
            echo "!! Quitting !!"
            sleep 0.8s
            clear
            exit
            ;;
        *)
            # clear
            echo "!! Invalid Option !!"
            exit 1
            ;;
    esac
}

# Create and open Mac folders.
create_folders_mac() {
    # Check if the parent ingest directory doesn't exist
    if [[ ! -d "$MAC_INGEST_PATH" ]]; then
        echo "Creating ingest folder at $MAC_INGEST_PATH"
        # Since the parent doesn't exist, we create it and all children at once
        mkdir -p "$MAC_INGEST_PATH"
        # $? is the exit status of the last commmand, with 0 being success
        if [[ $? -eq 0 ]]; then
            echo "Success!"
        else
            echo "Failed to create directory at $MAC_INGEST_PATH"
            exit 1
        fi
    else
        echo "Ingest folder already exists: $MAC_INGEST_PATH"
    fi
}

# Check if the SD card is mounted
check_sd() {
    if mount | grep -q "${SD_MOUNT_POINT[$INGEST_MODE]}"; then
        touch /tmp/mounted
    else
        echo "ERR: SD Card Not mounted!"
        exit 1
    fi
}

# Check if the NAS is mounted
check_nas() {
    if mount | grep -q "$NAS_ADDRESS"; then
        # Get the NAS mount point since it can vary
        NAS_MOUNT_POINT=$(mount | grep "$NAS_ADDRESS" | awk '{print $3}' | grep -E '^/[^/]+')
        echo "NAS Mounted at $NAS_MOUNT_POINT."
    else
        echo "ERR: NAS Not mounted!"
    fi
}

# Cleanup images on camera SD.
# TODO: Update this for the new combined script
clean_sd() {
    # Check if the SD card is mounted
    if mount | grep -q "/Volumes/NO NAME"; then
        echo "SD Card Mounted at $SD_MOUNT_POINT."
    else
        echo "ERR: SD Card Not mounted!"
        exit 1
    fi
    echo "Traversing to Camera..."
    cd "$SD_MOUNT_POINT$SD_SRC_PATH" || { echo "Failed to navigate to SD card path."; return 1; }
    echo "Current Directory: $(pwd)"
    echo "Are you sure you want to delete all JPG, ARW, and MP4 files in $SD_MOUNT_POINT$SD_SRC_PATH? (y/N)"
    read -r confirmation
    
    if [[ "$confirmation" =~ ^[Yy]$ ]]; then
        echo "Removing JPG files..."
        rm *.JPG
        
        echo "Removing ARW files..."
        rm *.ARW
        
        echo "Removing MP4 files..."
        rm *.MP4
        
        echo "Cleanup completed!"
    else
        echo "Cleanup aborted."
    fi
    
    cd - || { echo "Failed to return to the previous directory."; return 1; }
    echo "Press any key to return to the menu..."
    read -n 1 -s
}

# SD->Mac Ingest
ingest_mac() {
    local src="${SD_MOUNT_POINT[$INGEST_MODE]}/${SD_SRC_PATH[$INGEST_MODE]}"
    create_folders_mac
    echo "Beginning copy..."

    if [[ $INGEST_MODE -eq 0 ]]; then
        # Iterate over FILE_EXTS0 and copy
        for ext in "${FILE_EXTS0[@]}"; do
            # Check for and enumerate files
            files=("$src/"*."$ext")
            if [[ -f "${files[0]}" ]]; then
                mkdir -p "$MAC_INGEST_PATH/$ext/"
                # $? is the exit status of the last commmand, with 0 being success
                if [[ $? -eq 0 ]]; then
                    echo "Created ${ext}s folder."
                else
                    echo "Failed to create ${ext}s folder."
                    exit 1
                fi
                echo "Copying ${ext}s..."
                rsync -avz --progress "$src/"*."$ext" "$MAC_INGEST_PATH/$ext/"
            else
                echo "No ${ext}s, skipping."
            fi
        done
    elif [[ $INGEST_MODE -eq 1 ]]; then
        # Iterate over FILE_EXTS1 and copy
        for ext in "${FILE_EXTS1[@]}"; do
            # Check for and enumerate files
            files=("$src/"*."$ext")
            if [[ -f "${files[0]}" ]]; then
                mkdir -p "$MAC_INGEST_PATH/$ext/"
                # $? is the exit status of the last commmand, with 0 being success
                if [[ $? -eq 0 ]]; then
                    echo "Created ${ext}s folder."
                else
                    echo "Failed to create ${ext}s folder."
                    exit 1
                fi
                echo "Copying ${ext}s..."
                rsync -avz --progress "$src/"*."$ext" "$MAC_INGEST_PATH/$ext/"
            else
                echo "No ${ext}s, skipping."
            fi
        done
    fi
    echo "Ingest complete!"
    echo "Press any key to return to the menu..."
    read -n 1 -s
}

# Mac->NAS Sync
ingest_nas() {
    check_nas
    local dry_run=""
    # Detect if dry run
    if [[ $1 -eq 1 ]]; then
        dry_run=" --dry-run"
    fi
    echo "Beginning copy..."
    echo "Syncing ingested images with NAS..."
    echo "Debug: NAS_MOUNT_POINT inside function: $NAS_MOUNT_POINT"
    echo "Source: ${MAC_INGEST_FOLDER[$INGEST_MODE]}/"
    echo "Destination: $NAS_MOUNT_POINT${NAS_INGEST_FOLDER[$INGEST_MODE]}/"
    echo "Press any key to continue..."
    read -n 1 -s
    # Sync /Volumes/voidf1sh/Pictures/Camera Ingest/ with NAS/media/Camera Ingest/
    rsync -azv --progress "${MAC_INGEST_FOLDER[$INGEST_MODE]}/" "$NAS_MOUNT_POINT${NAS_INGEST_FOLDER[$INGEST_MODE]}/" $dry_run
    echo "Ingest complete!"
    echo "Press any key to return to the menu..."
    read -n 1 -s
}

######################################################################################
# Check for Connections
######################################################################################

check_sd
check_nas

######################################################################################
# Mode Prompt
######################################################################################

# Empty the screen
clear
mode_prompt

######################################################################################
# Prompt Loop
######################################################################################

# Bash allows for linebreaks in string literals and will
#   break lines accordingly in the shell
while true; do
    # Empty the screen
    # clear
    # Print the prompt
    echo "[ ${MODES[$INGEST_MODE]} Ingest Script ]"
    echo ""
    echo "Ingest Source Path: ${SD_MOUNT_POINT[$INGEST_MODE]}${SD_SRC_PATH[$INGEST_MODE]}"
    echo "Mac Ingest Path: $MAC_INGEST_PATH"
    echo "NAS Mount Path: $NAS_MOUNT_POINT"
    echo "NAS Ingest Path: $NAS_INGEST_PATH"
    echo ""
    echo "Please enter an option from below:"
    echo ""
    echo "[1] SD->Mac Ingest"
    echo "[2] Sync to NAS"
    echo "[3] Dry Run Sync to NAS"
    echo "[4] !! Delete ALL images on SD card!!"
    echo "[5] !! Delete ALL ingested images on Mac!!"
    echo "[6] Open folders"
    echo ""
    echo "[0] Change Mode / Exit"

    # Wait for input
    read -p "Option: " opt

    # Execute the correct commands based on input.
    case "$opt" in
        1)
            # SD->Mac Ingest
            clear
            ingest_mac
            ;;
        2)
            # Mac->NAS Ingest
            clear
            ingest_nas
            # echo "Untested and not working yet!"
            ;;
        3)
            # Dry Run Mac->NAS Ingest
            clear
            ingest_nas 1
            # echo "Untested and not working yet!"
            ;;
        4)
            # !! Delete ALL media on SD card!!
            clear
            clean_sd
            ;;
        5)
            # !! Delete ALL ingested media on Mac!!
            clear
            # clean_mac
            echo "Untested and not working yet!"
            ;;
        6)
            # Open folders
            clear
            # open_folders
            echo "Untested and not working yet!"
            ;;
        0)
            # Back out to mode prompt
            clear
            mode_prompt
            ;;
        *)
            # clear
            echo "!! Invalid Option !!"
            ;;
    esac
done