#!/usr/bin/env zsh

# print usage if no title is given
if (($#<1)); then
    print -- "Create a new blog entry setting default parameters such as the date."
    print -P -- "%BUsage:%b\t$0:t post_title"
    exit 1
fi

cd $0:t/..
root="$PWD"

title="$*"

# basefilename is the filename where all spaces
# were replaced by '-'
# and all accentued letter by corresponding ASCII one
basefilename="$( print $title | perl -pe 'chomp(); s#ç#c#g; s#àâ#a#g; s#éèê#e#g; s#ô#o#g; s#û#u#g; s#\W#-#g')"

# construct the final filename
yearmonthday=$( date "+%Y-%m-%d" )
linkname="$root/latest.md"
filename="$root/multi/blog/${yearmonthday}-$basefilename.md"
[[ ! -d ${filename:h} ]] && mkdir -p ${filename:h}
dirname="$root/site/img/blog/${yearmonthday}-${basefilename}"

[[ -e $filename ]] && {
    print -P -- "%BAttention%b : $filename existe déjà."
    print -P -- "%BError try with a new name%b"
    exit 3
}

# now title and filename are well defined
print "   title = $title"
print "filename = $filename"

now=$( date "+%Y-%m-%dT%H:%M:%S+02:00" )

> $filename cat << ENDFORMAT
-----
isHidden:       false
menupriority:   1
kind:           article
created_at:     $now
fr: title: $title
en: title: $title
author_name: Yann Esposito
author_uri: yannesposito.com
# tags:
-----
<%= blogimage("main.png","Title image") %>

begindiv(intro)

en: <%= tldr %>

fr: <%= tlal %>

enddiv
ENDFORMAT

print "imagedir = $dirname"
mkdir $dirname
ln -sf ./multi/${filename#*/multi/} $linkname
vim $linkname