#!/usr/bin/env bash
set -euo pipefail
IFS=$'\n\t'

SCRIPTS_DIR=$(dirname `realpath ${BASH_SOURCE[0]}`)

# === CONFIGURATION ===
export DOSSIER_SOURCE="${HOME}/Downloads"
export DOSSIER_DESTINATION_RAW="${HOME}/Documents/.DanceVideos/raw"

sanitize_name() {
    local name="$1"
    basename "$name" \
      | tr '[:upper:]' '[:lower:]' \
      | tr ' ' '_' \
      | tr -cd '[:alnum:]._-\n'
}
export -f sanitize_name

# Fonction pour vérifier et déplacer un fichier
check_and_move() {
    local fichier="$1"
    local taille1 taille2
    taille1=$(stat -f "%z" "$fichier")
    sleep 5
    taille2=$(stat -f "%z" "$fichier")

    if [ "$taille1" -eq "$taille2" ] && [ "$taille2" -gt 0 ]; then
        echo "Déplacement de $(basename "$fichier")"
        rsync -av --remove-source-files "$fichier" "$DOSSIER_DESTINATION_RAW/$(sanitize_name "$(basename "$fichier")")"
    else
        echo "Fichier $(basename "$fichier") encore en cours de réception."
    fi
}
export -f check_and_move

import_downloaded_file() {
    find "$DOSSIER_SOURCE" -maxdepth 1 -type f \( -iname "*.mp4" -o -iname "*.mov" \) -print0 \
    | parallel -0 -j 4 check_and_move
}
import_downloaded_file

##

export DOSSIER_DESTINATION_MP4="$(dirname $DOSSIER_DESTINATION_RAW)/videos"

## DB utilities
export DANCE_VIDEOS_DB="$(dirname $DOSSIER_DESTINATION_RAW)/db.sqlite"
export MODEL_DIR=$(realpath $SCRIPTS_DIR/../model)

cat $MODEL_DIR/videos.sql | sqlite3 $DANCE_VIDEOS_DB

source $MODEL_DIR/register_video.sh
# register_video \
# file_name raw_file duration mp4_file \
# rotated_file thumbnail_file record_datetime day_of_week \
# lat long address

source $SCRIPTS_DIR/metadata.sh
source $SCRIPTS_DIR/rotation.sh

mp4_dir() {
    local raw="$1" weekday="$2" address="${3:-wherever}"
    address=$(sed 's/[^a-zA-Z0-9]/_/g' <<< $(sanitize_name "$address") | tr -s '_' '_')
    local dir=$DOSSIER_DESTINATION_MP4
    dir=$dir/$(date -jf "%Y-%m-%dT%H:%M:%S" "$(get_creation_time $raw)" +%Y%m%d_%H%M%S)
    dir=${dir}_${weekday}_${address}
    mkdir -p $dir
    echo $dir
}
export -f mp4_dir

write_thumbnail() {
    local raw="$1"
    local thumbnail="$2"
    ffmpeg -ss 00:00:03 -i $raw -vframes 1 $thumbnail 2>/dev/null
}
export -f write_thumbnail

write_mp4() {
    local src="$1"
    local dst="$2"
    [ -e "$dst" ] || reencode_with_rotation $src $dst
}
export -f write_mp4

process_raw_file() {
    local raw="$1"

    local ct weekday duration lat lon address
    IFS="|" read -r ct weekday duration lat lon address <<<"$(process_video "$raw")"

    local dir=$(mp4_dir $raw $weekday "$address")

    local thumbnail=${dir}/thumbnail.jpg
    $(write_thumbnail $raw $thumbnail)

    local mp4=${dir}/video.mp4
    $(write_mp4 $raw $mp4)

    register_video $(basename $raw) "$raw" "$duration" "$mp4" \
    "$mp4" "$thumbnail" "'$ct'" "$weekday" \
    "$lat" "$lon" "$address"
}
export -f process_raw_file

iphone_video() {
    local raw="$1"
    echo iphone $raw
    process_raw_file $raw
}
export -f iphone_video
screen_video() {
    local raw="$1"
    echo screen $raw
    process_raw_file $raw
}
export -f screen_video
whatsapp_video() {
    local raw="$1"
    echo whatsapp $raw
    process_raw_file $raw
}
export -f whatsapp_video

convert_raws() {
    
    # ##_##.mov
    find "$DOSSIER_DESTINATION_RAW" -type f \
    -name "*.mov" \
    -print0 | parallel -0 -j 4 iphone_video

    find "$DOSSIER_DESTINATION_RAW" -type f \
    -name "screenrecording*.mp4" \
    -print0 | parallel -0 -j 4 screen_video

    find "$DOSSIER_DESTINATION_RAW" -type f \
    -name '*[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]-[0-9a-f][0-9a-f][0-9a-f][0-9a-f]-[0-9a-f][0-9a-f][0-9a-f][0-9a-f]-[0-9a-f][0-9a-f][0-9a-f][0-9a-f]-[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]*.mp4' \
    -print0 | parallel -0 -j 4 whatsapp_video
}

convert_raws