ferencd@0: // deals with increasing the <ol> tags, by trying to identify lines starting with spaces/tabs
ferencd@0: pub fn deal_with_list_nesting(orig_ip: &String, olist_space_count: &mut i8, olist_count: &mut i8, html_lines: &mut Vec<String>, i: i8, open_tag: &str, close_tag: &str) {
ferencd@0:     let mut start = "\t";
ferencd@0:     if orig_ip.starts_with("    ") {
ferencd@0:         start = "    ";
ferencd@0:     }
ferencd@0:     let mut current_space_count:i8 = i;
ferencd@0:     let mut oip_cp = &orig_ip[start.len() ..];
ferencd@0: 
ferencd@0:     while oip_cp.starts_with(start) {
ferencd@0:         oip_cp = &oip_cp[start.len() ..];
ferencd@0:         current_space_count += 1;
ferencd@0:     }
ferencd@0: 
ferencd@0:     if *olist_space_count != current_space_count {
ferencd@0:         if *olist_space_count < current_space_count {
ferencd@0:             *olist_count += 1;
ferencd@0:             html_lines.push(open_tag.to_string());
ferencd@0:         } else {
ferencd@0:             *olist_count -= 1;
ferencd@0:             html_lines.push(close_tag.to_string());
ferencd@0:         }
ferencd@0:         *olist_space_count = current_space_count;
ferencd@0:     }
ferencd@0: }
ferencd@0: 
ferencd@0: // closes the opened lists with the given close tag
ferencd@0: pub fn close_opened_lists(html_lines: &mut Vec<String>, list_nest_count: &mut i8, list_space_count:  &mut i8, close_tag: &str) {
ferencd@0:     println!("For {} nestcount={}",close_tag, list_nest_count);
ferencd@0:     while *list_nest_count > 0 {
ferencd@0:         html_lines.push(close_tag.to_string());
ferencd@0:         *list_nest_count -= 1;
ferencd@0:     }
ferencd@0:     *list_space_count = 0;
ferencd@0: }
ferencd@0: 
ferencd@0: // deals with some list, checks lines that start with the given start_checker
ferencd@0: pub fn deal_with_list<C>(mut html_lines: &mut Vec<String>, mut list_nest_count: &mut i8,
ferencd@0:                      mut list_space_count: &mut i8, orig_ip: &String,
ferencd@0:                      tip:&str, list_start_checker: C,
ferencd@0:                      open_tag: &str, close_tag: &str, list_delim_char: char)
ferencd@0: where C: Fn(&str, isize) -> bool
ferencd@0: {
ferencd@0:     let mut cidxc:isize = 0;
ferencd@0:     if list_start_checker(tip, cidxc) {
ferencd@0:         println!("list start: {}", tip);
ferencd@0:         while list_start_checker(tip, cidxc) {
ferencd@0:             println!("list start: {}, {}", tip, cidxc);
ferencd@0:             cidxc = cidxc + 1;
ferencd@0:         }
ferencd@0:         if tip.chars().nth(cidxc.try_into().unwrap()).unwrap() == list_delim_char {
ferencd@0:             // this is indeed starting a list
ferencd@0:             if list_delim_char == '.' { // ordered list
ferencd@0:                 let nr = tip[..cidxc.try_into().unwrap()].to_string().parse::<i32>().unwrap();
ferencd@0:                 if nr == 1 {
ferencd@0:                     if *list_nest_count == 0 { // the very first list
ferencd@0:                         *list_nest_count = 1;
ferencd@0:                         html_lines.push(open_tag.to_string());
ferencd@0:                     } else { // see if we start with a tab or not
ferencd@0:                         resolve_list_entry(&mut html_lines, &mut list_nest_count, &mut list_space_count, orig_ip, open_tag, close_tag)
ferencd@0:                     }
ferencd@0:                 } else {
ferencd@0:                     // the number is not one. try to see if it is a different list or continues
ferencd@0:                     resolve_list_entry(&mut html_lines, &mut list_nest_count, &mut list_space_count, orig_ip, open_tag, close_tag)
ferencd@0:                 }
ferencd@0:             } else { // unordered list
ferencd@0:                 if *list_nest_count == 0 { // the very first list
ferencd@0:                     *list_nest_count = 1;
ferencd@0:                     html_lines.push(open_tag.to_string());
ferencd@0:                 } else {
ferencd@0:                     resolve_list_entry(&mut html_lines, &mut list_nest_count, &mut list_space_count, orig_ip, open_tag, close_tag)
ferencd@0:                 }
ferencd@0:             }
ferencd@0:         } else {
ferencd@0:             close_opened_lists(&mut html_lines, &mut list_nest_count, &mut list_space_count, close_tag);
ferencd@0:         }
ferencd@0:     } else {
ferencd@0:         close_opened_lists(&mut html_lines, &mut list_nest_count, &mut list_space_count, close_tag);
ferencd@0:     }
ferencd@0: }
ferencd@0: 
ferencd@0: // closes the <ol> tags opened
ferencd@0: pub fn insert_list_entry<C>(list_counter: &mut i8, tip: &str, inted: &mut String, list_start_checker:C, sep_char: char)
ferencd@0: where C: Fn(&str, isize) -> bool
ferencd@0: {
ferencd@0:     if *list_counter != 0 {
ferencd@0:         let mut cidxc = 0;
ferencd@0:         if list_start_checker(inted, cidxc) {
ferencd@0:             while  list_start_checker(tip, cidxc) {
ferencd@0:                 cidxc = cidxc + 1;
ferencd@0:             }
ferencd@0:             if tip.chars().nth(cidxc.try_into().unwrap()).unwrap() == sep_char {
ferencd@0:                 cidxc += 1;
ferencd@0:             }
ferencd@0:             *inted = "<li>".to_owned() + &inted[cidxc.try_into().unwrap()..].trim();
ferencd@0:         } else {
ferencd@0:             *inted = "<li>".to_owned() + &inted;
ferencd@0:         }
ferencd@0:     }
ferencd@0: }
ferencd@0: 
ferencd@0: // resolves a list entry
ferencd@0: pub fn resolve_list_entry(mut html_lines: &mut Vec<String>, mut olist_count: &mut i8, mut olist_space_count: &mut i8, orig_ip: &String, open_tag: &str, close_tag: &str)
ferencd@0: {
ferencd@0:     if orig_ip.starts_with("\t") || orig_ip.starts_with("    ") {
ferencd@0:         deal_with_list_nesting(orig_ip, &mut olist_space_count, &mut olist_count, &mut html_lines, 1, open_tag, close_tag);
ferencd@0:     } else { // maybe we slipped back one ol
ferencd@0:         while *olist_count > 1 {
ferencd@0:             *olist_count -= 1;
ferencd@0:             html_lines.push(close_tag.to_string());
ferencd@0:         }
ferencd@0:     }
ferencd@0: }