nix/modules/home-manager/video/kdenlive/files/create_conf

#!/usr/bin/env bash

error() {
    >&2 printf "\e[31mE\e[0m %s\n" "$1"
}

die() {
    error "$*"
    exit 1
}
# shellcheck disable=SC2317
process_args() {
    while :; do
        case $1 in
            -l|--label)
                key_label="$2"
                shift
                ;;
            -r|--recorder)
                recorder_label="$2"
                shift
                ;;
            *)
            break
        esac
        shift
    done
}

mount_device() {
    local label="$1"
    local unmount="${2:-0}"
    local device
    if [[ $unmount -eq 1 ]]; then
        printf "Unm"
    else
        printf "M"
    fi
    printf "ount device with Label %s\n" "$label"
    device="/dev/$(lsblk -o KNAME,LABEL | grep "${label}" | awk '{print $1}')"

    # check is we found a device with this name
    if [[ $device = "/dev/" ]]; then 
        error "Can't get device named $label is device plugged?"
        return 1
    fi
    local command
    if [[ $unmount -eq 1 ]]; then
        command="unmount"
    else
        command="mount"
    fi

    if ! udisksctl "${command}" -b "${device}"; then
        error " -> Error mounting device $device for $label"
        return 1
    fi
    sleep 1
    return 0
}

get_file_hash() {
    local file
    local file_size

    file=$1
    file_size=${2:-1}
    if (( file_size != -1 ))
    then
        if [ -f "$file" ]
        then
            if (( file_size > 0 ))
                then
                if (( file_size > 2000000 ))
                then
                    #calculate
                    local tmp_file
                    tmp_file=mktemp
                    head -c 1MB "$file" > "$tmp_file"
                    tail -c 1MB "$file" >> "$tmp_file"
                    printf "%s" "$(md5sum "$tmp_file" | cut -d" " -f 1)"
                    rm "$tmp_file"
                else
                    printf "%s" "$(md5sum "$file" | cut -d" " -f 1)"
                fi
                return
            fi
        fi
    fi
    printf "%s" -1
}

move_file(){
    local source="$1"
    local destination="$2"

    printf "Move %s to  %s:\n" "$source" "$destination"
    if [[ ! -d "${destination%/*}" ]]; then
        error "$destination directory does not exists"
        return 1
    fi

    if ! mv "$source" "$destination"; then
        error "Error moving $source file, file must not exists"
        return 1
    fi
    return 0
}

get_file_size() {
    local file
    file=$1
    if [ -f "$file" ]
    then
        wc -c < "$file"
        return  
    fi
    printf "%s" -1
}

insert_media() {
    local filename filesize filehash tag
    filename="$1"
    tag="$2"
    [ ! -f "$filename" ] && {
        error "File $filename not found, can't insert media";
        return;
    }
    [ -z "$tag" ] && {
        error "Tag not defined, can't insert media"
    }
    filesize=$(get_file_size "$filename")
    filehash=$(get_file_hash "$filename" "$filesize")
    sed -i -e "s#\[\[${tag}\]\]#${filename}#g" \
        -e "s#\[\[${tag}_filesize\]\]#${filesize}#g" \
        -e "s#\[\[${tag}_filehash\]\]#${filehash}#g" \
        "${folder}/montage.kdenlive" || {
            error "sed command error on insert media!"
        }
}

base_dir="${HOME}/medias/videos/sambab"

conf="$*"
key_label=${key_label:-SAMBAB}
recorder_label=${recorder_label:-"LS-100"}

printf "Creation de la conférence de %s\n" "$conf"
cd ~/medias/videos/sambab || exit 1

#Get las friday date for creating folder
friday=$(date --date='last Friday' +"%Y.%m.%d")

#Add basedir, then I have my directory
folder="${base_dir}/${friday}-${conf// /_}"

# create it
mkdir "${folder}/"{rushes,audio,titles} -p || die "folder creation failed"


cp "${base_dir}/logo_amis.svg" "${folder}/titles" || die "SVG copy failed!"
cp "${base_dir}/template.kdenlive" "${folder}/montage.kdenlive" || die "Template copy failed!"

inkscape_date=$(LC_ALL=fr_FR.UTF-8 date --date='last Friday' +"%A %d %B %Y")

printf "Put Name on title\n"
sed -i "s/\[\[conf\]\]/${conf//_/ }/g" "${folder}/titles/logo_amis.svg" || die "Change text on credits screen failed!"

printf "Put date on title\n"
sed -i "s/\[\[date\]\]/${inkscape_date}/g" "${folder}/titles/logo_amis.svg" || die "Change date failed!"

printf "Export SVG title \n"
inkscape --export-type="png" "${folder}/titles/logo_amis.svg" || die "Export failed" 

printf "Importing PNG File in %s/montage.kdenlive \n" "$folder"
insert_media "$folder/titles/logo_amis.png" "logo"

## Get file from USB key
if mount_device "$key_label"; then
    if move_file "/run/media/${USER}/${key_label}/RECORD/EXREC/"*.MP3 "${folder}/audio/audio.mp3"; then
        insert_media "${folder}/audio/audio.mp3"
    fi

    if move_file "/run/media/${USER}/${key_label}/$(date --date='last Friday' +'%Y-%m-%d')"\ *.mkv "${folder}/rushes/obs.mkv";
    then
        insert_media "${folder}/rushes/obs.mkv" video
    fi
   mount_device "$key_label" 1
fi

## Get audio file from RECORDER
if mount_device "$recorder_label"; then
    if move_file "/run/media/${USER}/${recorder_label}/RECORDER/FOLDER_A/"VOC_*.wav "${folder}/audio/recorder.wav"; then
        insert_media "${folder}/audio/recorder.wav"
    fi
    mount_device "${recorder_label}" 1
fi

printf "Change root folder in montage.kdenlive to %s\n" "$folder"
# sed -i -e "s#\[\[root_folder\]\]#${folder}#g" "${folder}/montage.kdenlive"

exit 0