diff options
Diffstat (limited to 'parser/src/parse.rs')
| -rw-r--r-- | parser/src/parse.rs | 1279 |
1 files changed, 0 insertions, 1279 deletions
diff --git a/parser/src/parse.rs b/parser/src/parse.rs deleted file mode 100644 index c4c69f8..0000000 --- a/parser/src/parse.rs +++ /dev/null @@ -1,1279 +0,0 @@ -use std::path::{Path, PathBuf}; - -use regex::Regex; -use sha2::{Digest, Sha256}; - -use crate::{error::Exit, syntax_checker::check_markdown_syntax, utils::path_fmt::format_path}; - -pub fn parse(input: PathBuf, ir_output: PathBuf) -> Result<(), Exit> { - let result = std::fs::read_to_string(&input)?; - - check_markdown_syntax(&result)?; - - let result = unwrap_includes(result, input)?; - - check_duplicate_marker(&result)?; - - let result = clean_markdown(result)?; - let result = fix_mark_jump(result)?; - let result = replace_marker_name(result)?; - let result = convert_to_step_sentence_structure(result)?; - let result = strip_invalid_jump(result)?; - let result = convert_image_to_code(result)?; - let result = apply_code_lines(result)?; - let result = split_sentence_and_encode(result)?; - - std::fs::write(&ir_output, result)?; - Ok(()) -} - -/// Expand text includes of [[Dialog.md]] -pub fn unwrap_includes(input: String, self_path: PathBuf) -> Result<String, Exit> { - let mut stack = Vec::<PathBuf>::new(); - expand_recursive(input, &self_path, &mut stack) -} - -fn expand_recursive( - content: String, - current_path: &Path, - stack: &mut Vec<PathBuf>, -) -> Result<String, Exit> { - let mut output = String::new(); - let mut in_code_block = false; - - let current_norm = format_path(current_path)?; - - if stack.contains(¤t_norm) { - return Err(Exit::CycleDependency(current_norm)); - } - - stack.push(current_norm.clone()); - - for line in content.lines() { - if line.trim().starts_with("```") { - in_code_block = !in_code_block; - output.push_str(line); - output.push('\n'); - continue; - } - - if in_code_block { - output.push_str(line); - output.push('\n'); - continue; - } - - if let Some(include_path) = extract_include(line) { - let include_abs = format_path(¤t_path.parent().unwrap().join(include_path))?; - let include_content = std::fs::read_to_string(&include_abs).map_err(|e| { - if e.kind() == std::io::ErrorKind::NotFound { - Exit::FileNotFound(include_abs.clone()) - } else { - Exit::IoError(e) - } - })?; - - let expanded = expand_recursive(include_content, &include_abs, stack)?; - output.push_str(&expanded); - } else { - output.push_str(line); - output.push('\n'); - } - } - - stack.pop(); - - Ok(output) -} - -fn extract_include(line: &str) -> Option<&str> { - line.trim() - .strip_prefix("[[") - .and_then(|s| s.strip_suffix("]]")) -} - -/// Check for duplicate markers -pub fn check_duplicate_marker(input: &String) -> Result<(), Exit> { - let mut seen = std::collections::HashSet::new(); - let heading_re = Regex::new(r"^(#{1,5})\s+(.+)$").unwrap(); - - for line in input.lines() { - if let Some(caps) = heading_re.captures(line) { - let heading_text = caps[2].trim().to_string(); - if seen.contains(&heading_text) { - return Err(Exit::DuplicateMarker(heading_text)); - } - seen.insert(heading_text); - } - } - - Ok(()) -} - -/// Clean Markdown -/// 1. Remove blockquotes -/// 2. Remove empty lines -/// 3. Trim each line -pub fn clean_markdown(i: String) -> Result<String, Exit> { - let lines = i.lines(); - let mut cleaned = Vec::new(); - - for line in lines { - if line.starts_with('>') { - continue; - } - let trimmed = line.trim(); - if trimmed.is_empty() { - continue; - } - cleaned.push(trimmed.to_string()); - } - - Ok(cleaned.join("\n")) -} - -#[cfg(test)] -mod test_clean_markdown { - use super::*; - - #[test] - fn test_clean_markdown_removes_blockquotes() { - let input = "> This is a blockquote\nNormal text\n> Another blockquote".to_string(); - let expected = "Normal text".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_removes_empty_lines() { - let input = "Line 1\n\n\nLine 2\n\n".to_string(); - let expected = "Line 1\nLine 2".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_trims_lines() { - let input = " Line 1 \n\tLine 2\t\n".to_string(); - let expected = "Line 1\nLine 2".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_combined() { - let input = "> Blockquote\n\n Line 1 \n> Another\n\nLine 2\n\n".to_string(); - let expected = "Line 1\nLine 2".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_empty_input() { - let input = "".to_string(); - let expected = "".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_only_blockquotes() { - let input = "> Quote 1\n> Quote 2".to_string(); - let expected = "".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_clean_markdown_only_whitespace() { - let input = " \n\t\n ".to_string(); - let expected = "".to_string(); - let Ok(result) = clean_markdown(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } -} - -/// Fix jump syntax in each line -/// 1. Correct the following syntax -/// ```ignore -/// - It's [Item](#Mark) -/// > corrected to -/// - It's Item [](#Mark) -/// ``` -/// -/// 2. If there are multiple options, take the first one -/// ```ignore -/// - There might be two options: [A](#A) and [B](#B)! -/// > corrected to -/// - There might be two options: A and B! [](#A) -/// ``` -pub fn fix_mark_jump(i: String) -> Result<String, Exit> { - let mut result = String::new(); - - for line in i.lines() { - let (processed_content, first_link_dest) = helper_process_line_content(line); - let processed_line = helper_format_line_with_link(processed_content, first_link_dest); - let final_line = helper_convert_ordered_list_marker(processed_line); - - result.push_str(&final_line); - result.push('\n'); - } - - if result.ends_with('\n') { - result.pop(); - } - - Ok(result) -} - -/// Process line content, extract link text and return the first link target -/// -/// # Examples -/// -/// ``` -/// use markdialog_parser::parse::helper_process_line_content; -/// -/// // Single link -/// let (content, dest) = helper_process_line_content("This is a [Link](#target) Example"); -/// assert_eq!(content, "This is a Link Example"); -/// assert_eq!(dest, Some("target".to_string())); -/// -/// // Extract the first link -/// let (content, dest) = helper_process_line_content("First [link1](#target1) and second [link2](#target2)"); -/// assert_eq!(content, "First link1 and second link2"); -/// assert_eq!(dest, Some("target1".to_string())); -/// -/// // No link -/// let (content, dest) = helper_process_line_content("Text without link"); -/// assert_eq!(content, "Text without link"); -/// assert_eq!(dest, None); -/// -/// // Invalid link -/// let (content, dest) = helper_process_line_content("Invalid [link format"); -/// assert_eq!(content, "Invalid ["); -/// assert_eq!(dest, None); -/// -/// // Empty -/// let (content, dest) = helper_process_line_content(""); -/// assert_eq!(content, ""); -/// assert_eq!(dest, None); -/// -/// // Link target contains spaces and extra # symbols -/// let (content, dest) = helper_process_line_content("Link[text](# target#)"); -/// assert_eq!(content, "Linktext"); -/// assert_eq!(dest, Some("target".to_string())); -/// ``` -pub fn helper_process_line_content(line: &str) -> (String, Option<String>) { - // Check if line is an image line (starts with "".chars().peekable(); -/// chars.next(); // Skip '[' -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_some()); -/// let (text, dest, _) = result.unwrap(); -/// assert_eq!(text, "Link"); -/// assert_eq!(dest, "target"); -/// -/// // Link text contains spaces -/// let mut chars = "[Link text](#target)".chars().peekable(); -/// chars.next(); -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_some()); -/// let (text, dest, _) = result.unwrap(); -/// assert_eq!(text, "Link text"); -/// assert_eq!(dest, "target"); -/// -/// // Link target contains spaces and extra # symbols -/// let mut chars = "[text](# target#)".chars().peekable(); -/// chars.next(); -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_some()); -/// let (text, dest, _) = result.unwrap(); -/// assert_eq!(text, "text"); -/// assert_eq!(dest, "target"); -/// -/// // Invalid format: missing ']' -/// let mut chars = "[Link(#target)".chars().peekable(); -/// chars.next(); -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_none()); -/// -/// // Invalid format: missing '(#' -/// let mut chars = "[Link]target)".chars().peekable(); -/// chars.next(); -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_none()); -/// -/// // Invalid format: missing ')' -/// let mut chars = "[Link](#target".chars().peekable(); -/// chars.next(); -/// let result = helper_parse_link(&mut chars); -/// assert!(result.is_some()); -/// let (text, dest, _) = result.unwrap(); -/// assert_eq!(text, "Link"); -/// assert_eq!(dest, "target"); -/// ``` -pub fn helper_parse_link<'a>( - chars: &mut std::iter::Peekable<std::str::Chars<'a>>, -) -> Option<(String, String, std::iter::Peekable<std::str::Chars<'a>>)> { - let mut link_text = String::new(); - - while let Some(&ch) = chars.peek() { - chars.next(); - if ch == ']' { - break; - } - link_text.push(ch); - } - - if chars.next() != Some('(') || chars.next() != Some('#') { - return None; - } - - let mut link_dest = String::new(); - while let Some(ch) = chars.next() { - if ch == ')' { - break; - } - link_dest.push(ch); - } - - let cleaned_dest = link_dest.trim().replace(' ', "").replace('#', ""); - - Some((link_text, cleaned_dest, chars.clone())) -} - -/// If there is a link dest, add a jump marker at the end of the line -/// -/// # Examples -/// -/// ``` -/// use markdialog_parser::parse::helper_format_line_with_link; -/// -/// // With a link dest -/// let content = "Some content".to_string(); -/// let link_dest = Some("target".to_string()); -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "Some content [](#target)"); -/// -/// // With empty content and a link dest -/// let content = "".to_string(); -/// let link_dest = Some("target".to_string()); -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "[](#target)"); -/// -/// // With trailing spaces in content -/// let content = "Content with spaces ".to_string(); -/// let link_dest = Some("target".to_string()); -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "Content with spaces [](#target)"); -/// -/// // Without a link dest -/// let content = "Some content".to_string(); -/// let link_dest = None; -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "Some content"); -/// -/// // With an empty link dest -/// let content = "Some content".to_string(); -/// let link_dest = Some("".to_string()); -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "Some content"); -/// -/// // With whitespace-only link dest -/// let content = "Some content".to_string(); -/// let link_dest = Some(" ".to_string()); -/// let result = helper_format_line_with_link(content, link_dest); -/// assert_eq!(result, "Some content"); -/// ``` -pub fn helper_format_line_with_link(content: String, link_dest: Option<String>) -> String { - match link_dest { - Some(dest) if !dest.trim().is_empty() => { - format!("{} [](#{})", content.trim_end(), dest.trim()) - .trim() - .to_string() - } - _ => content, - } -} - -/// Convert ordered list markers to unordered list markers -/// -/// # Examples -/// -/// ``` -/// use markdialog_parser::parse::helper_convert_ordered_list_marker; -/// -/// // Basic conversion -/// let input = "1. First item".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "- First item"); -/// -/// // Multi-digit numbers -/// let input = "10. Tenth item".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "- Tenth item"); -/// -/// // With leading spaces -/// let input = " 2. Second item".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "- Second item"); -/// -/// // Not an ordered list marker (no dot and space) -/// let input = "1.Not a list".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "1.Not a list"); -/// -/// // Not an ordered list marker (different spacing) -/// let input = "1. Extra space".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "- Extra space"); -/// -/// // Already unordered list -/// let input = "- Already unordered".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "- Already unordered"); -/// -/// // Regular text -/// let input = "This is not a list".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, "This is not a list"); -/// -/// // Empty string -/// let input = "".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, ""); -/// -/// // Only whitespace -/// let input = " ".to_string(); -/// let result = helper_convert_ordered_list_marker(input); -/// assert_eq!(result, " "); -/// ``` -pub fn helper_convert_ordered_list_marker(line: String) -> String { - let trimmed = line.trim_start(); - - if let Some(_rest) = trimmed.strip_prefix(|c: char| c.is_ascii_digit()) { - let mut chars = trimmed.chars(); - let mut digit_count = 0; - - while let Some(c) = chars.next() { - if c.is_ascii_digit() { - digit_count += 1; - } else { - break; - } - } - - if digit_count > 0 { - let rest_after_digits = &trimmed[digit_count..]; - if let Some(content) = rest_after_digits.strip_prefix(". ") { - return format!("- {}", content); - } - } - } - - line -} - -#[cfg(test)] -mod test_fix_mark_jump { - use super::*; - - #[test] - fn test_fix_mark_jump_single_link() { - let input = "- It's [Item](#Mark)".to_string(); - let expected = "- It's Item [](#Mark)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_multiple_links_takes_first() { - let input = "- There might be two options: [A](#A) and [B](#B)!".to_string(); - let expected = "- There might be two options: A and B! [](#A)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_no_link() { - let input = "- Just a normal line".to_string(); - let expected = "- Just a normal line".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_empty_line() { - let input = "".to_string(); - let expected = "".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_multiple_lines() { - let input = "- First [Item](#First)\n- Second [Item](#Second)".to_string(); - let expected = "- First Item [](#First)\n- Second Item [](#Second)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_link_at_end() { - let input = "- End with [link](#target)".to_string(); - let expected = "- End with link [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_link_at_beginning() { - let input = "- [Start](#target) with link".to_string(); - let expected = "- Start with link [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_link_in_middle() { - let input = "- Text [middle](#target) text".to_string(); - let expected = "- Text middle text [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_ordered_list_conversion() { - let input = "1. [Item](#target)".to_string(); - let expected = "- Item [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_ordered_list_multiple_digits() { - let input = "10. [Tenth](#target) item".to_string(); - let expected = "- Tenth item [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_mixed_ordered_and_unordered() { - let input = "1. [First](#first)\n- [Second](#second)\n2. [Third](#third)".to_string(); - let expected = "- First [](#first)\n- Second [](#second)\n- Third [](#third)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_invalid_link_format() { - let input = "- Invalid [link format".to_string(); - let expected = "- Invalid [".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_link_with_spaces_in_target() { - let input = "- Link [text](# target#)".to_string(); - let expected = "- Link text [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_empty_link_text() { - let input = "- [](#target)".to_string(); - let expected = "- [](#target)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_only_whitespace() { - let input = " ".to_string(); - let expected = " ".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } - - #[test] - fn test_fix_mark_jump_complex_multiple_links() { - let input = "- Choose [A](#A), [B](#B), or [C](#C)!".to_string(); - let expected = "- Choose A, B, or C! [](#A)".to_string(); - let Ok(result) = fix_mark_jump(input) else { - panic!("Parse error!"); - }; - assert_eq!(result, expected); - } -} - -/// Replace marker names: replace heading text and link anchors with corresponding SHA256 -/// -/// Example: -/// ```ignore -/// # Original text -/// # Chapter Title -/// - Jump to [Chapter Title](#Chapter Title) -/// -/// # After processing -/// # a1b2c3d4 -/// - Jump to [](#a1b2c3d4) -/// ``` -pub fn replace_marker_name(i: String) -> Result<String, Exit> { - let mut result = i; - - let heading_re = Regex::new(r"^(#{1,5})\s+(.+)$").unwrap(); - let mut heading_map = std::collections::HashMap::new(); - - for line in result.lines() { - if let Some(caps) = heading_re.captures(line) { - let heading_text = caps[2].trim().to_string(); - let hash = format!("{:x}", Sha256::digest(heading_text.as_bytes())); - let short_hash = &hash[..8]; - heading_map.insert(heading_text, short_hash.to_string()); - } - } - - let mut lines: Vec<String> = Vec::new(); - for line in result.lines() { - if let Some(caps) = heading_re.captures(line) { - let level = &caps[1]; - let heading_text = caps[2].trim(); - - if let Some(hash) = heading_map.get(heading_text) { - lines.push(format!("{} {}", level, hash)); - } else { - lines.push(line.to_string()); - } - } else { - lines.push(line.to_string()); - } - } - result = lines.join("\n"); - - let link_re = Regex::new(r"\[\]\(#([^)]+)\)").unwrap(); - result = link_re - .replace_all(&result, |caps: ®ex::Captures| { - let anchor_name = &caps[1]; - if let Some(hash) = heading_map.get(anchor_name) { - format!("[](#{})", hash) - } else { - let hash = format!("{:x}", Sha256::digest(anchor_name.as_bytes())); - let short_hash = &hash[..8]; - format!("[](#{})", short_hash) - } - }) - .to_string(); - - Ok(result) -} - -/// Split content into Step + Sentence structure -pub fn convert_to_step_sentence_structure(input: String) -> Result<String, Exit> { - let mut result = String::new(); - let mut current_marker = String::new(); - let mut current_step_id = 0; - let mut current_character = String::new(); - let mut has_no_switch_flag = false; - - let mut code_record_mode = false; - let mut option_record_mode = false; - - let mut sentences_buffer = String::new(); - for line in input.split("\n") { - // Record code - if code_record_mode { - // If code block marker is found again, end code recording - if line.starts_with("```") && code_record_mode { - sentences_buffer.push_str("`\n"); - code_record_mode = false; - continue; - } - sentences_buffer.push_str(format!("{}\\n", line).as_str()); - continue; - } - - // Record options - if option_record_mode { - // Still an option, continue appending - if line.starts_with("- ") { - let (sentence, next) = helper_get_jump_from_line(line); - let next = if let Some(next) = next { - format!("->[#{}_0]", next) - } else { - next_flag(current_marker.as_str(), current_step_id) - }; - let option_line = format!( - "{}[{}]{}", - character(¤t_character, has_no_switch_flag), - sentence, - next - ); - sentences_buffer.push_str(option_line.as_str()); - sentences_buffer.push('\n'); - continue; - } else { - // When ending option recording, create and advance one Step - result.push_str(step_line(current_marker.as_str(), current_step_id).as_str()); - result.push('\n'); - result.push_str(sentences_buffer.as_str()); - sentences_buffer.clear(); - current_step_id += 1; - // Clean "Has no switch flag" - has_no_switch_flag = false; - // Close option mode - option_record_mode = false; - // Do not continue here, proceed to process subsequent content - } - } - - // Refresh heading - if helper_is_marker(line) { - current_marker = helper_read_maker(line).to_string(); - current_step_id = 0; - continue; - } - - // Refresh character - if helper_is_character(line) { - let (character, no_switch_flag) = helper_read_character(line); - current_character = character.to_string(); - has_no_switch_flag = no_switch_flag; - continue; - } - - // Image recording - if line.starts_with('!') { - sentences_buffer.push_str(line); - sentences_buffer.push('\n'); - continue; - } - - // Start code recording - if line.starts_with("```") && !code_record_mode { - sentences_buffer.push('`'); - code_record_mode = true; - continue; - } - - // Option recording - if line.starts_with("- ") { - let (sentence, next) = helper_get_jump_from_line(line); - let next = if let Some(next) = next { - format!("->[#{}_0]", next) - } else { - next_flag(current_marker.as_str(), current_step_id) - }; - let option_line = format!( - "{}[{}]{}", - character(¤t_character, has_no_switch_flag), - sentence, - next - ); - sentences_buffer.push_str(option_line.as_str()); - sentences_buffer.push('\n'); - - // Start option recording mode - if !option_record_mode { - option_record_mode = true; - } - continue; - } - - // Normal sentence - let (sentence, next) = helper_get_jump_from_line(line); - let next = if let Some(next) = next { - format!("->[#{}_0]", next) - } else { - next_flag(current_marker.as_str(), current_step_id) - }; - let sentence_line = format!( - "{}[{}]{}", - character(¤t_character, has_no_switch_flag), - sentence, - next - ); - has_no_switch_flag = false; - - // Create and advance one Step - result.push_str(step_line(current_marker.as_str(), current_step_id).as_str()); - result.push('\n'); - result.push_str(sentences_buffer.as_str()); - sentences_buffer.clear(); - result.push_str(sentence_line.as_str()); - result.push('\n'); - current_step_id += 1; - } - - Ok(result) -} - -pub fn character(character: &str, has_no_switch_flag: bool) -> String { - let flag = if has_no_switch_flag { "*" } else { "" }; - format!("[{}{}{}]:", &flag, character, &flag) -} - -pub fn step_name(marker: &str, current_id: i64) -> String { - format!("{}_{}", marker, current_id) -} - -pub fn step_line(marker: &str, current_id: i64) -> String { - format!("@@@@@@@@@@ {}_{}", marker, current_id) -} - -pub fn next_flag(marker: &str, current_id: i64) -> String { - format!("->[#{}_{}]", marker, current_id + 1) -} - -pub fn helper_is_marker(line: &str) -> bool { - line.starts_with("# ") - || line.starts_with("## ") - || line.starts_with("### ") - || line.starts_with("#### ") - || line.starts_with("##### ") -} - -pub fn helper_read_maker(line: &str) -> &str { - let trimmed = line.trim_start(); - if trimmed.starts_with('#') { - if trimmed.starts_with("# ") - || trimmed.starts_with("## ") - || trimmed.starts_with("### ") - || trimmed.starts_with("#### ") - || trimmed.starts_with("##### ") - { - let parts: Vec<&str> = trimmed.splitn(2, ' ').collect(); - if parts.len() == 2 { - return parts[1].trim(); - } - } - } - "" -} - -pub fn helper_is_character(line: &str) -> bool { - line.starts_with("######") -} - -pub fn helper_read_character(line: &str) -> (&str, bool) { - let trimmed = line.trim_start(); - if trimmed.starts_with("######") { - let parts: Vec<&str> = trimmed.splitn(2, ' ').collect(); - if parts.len() == 2 { - let character = parts[1].trim(); - if character.starts_with('*') && character.ends_with('*') { - let trimmed = character.trim_matches('*'); - return (trimmed.trim(), true); - } else { - return (character.trim(), false); - } - } - } - ("", false) -} - -pub fn helper_get_jump_from_line(line: &str) -> (String, Option<String>) { - let pattern = r"\[\]\(#([^)]+)\)$"; - let re = Regex::new(pattern).unwrap(); - - if let Some(caps) = re.captures(line.trim_end()) { - let target = caps.get(1).unwrap().as_str(); - let line_without_jump = line - .trim_end() - .replace(&format!(" [](#{})", target), "") - .to_string(); - return ( - line_without_jump.trim_start_matches("- ").to_string(), - Some(format!("{}", target)), - ); - } - - (line.trim_start_matches("- ").to_string(), None) -} - -/// Strip all jumps that have not appeared -pub fn strip_invalid_jump(input: String) -> Result<String, Exit> { - let lines: Vec<&str> = input.lines().collect(); - let mut valid_ids = std::collections::HashSet::new(); - - for line in &lines { - if line.starts_with("@@@@@@@@@@ ") { - let id = line.trim_start_matches("@@@@@@@@@@ ").trim(); - valid_ids.insert(id.to_string()); - } - } - - let mut result_lines = Vec::new(); - let link_re = Regex::new(r"\[#([^)]+)\]").unwrap(); - - for line in lines { - let processed_line = link_re.replace_all(line, |caps: ®ex::Captures| { - let id = &caps[1]; - if valid_ids.contains(id) { - format!("[#{}]", id) - } else { - "[]".to_string() - } - }); - result_lines.push(processed_line.to_string()); - } - - Ok(result_lines.join("\n")) -} - -/// Convert image lines to code lines -pub fn convert_image_to_code(input: String) -> Result<String, Exit> { - let mut result = String::new(); - let lines: Vec<&str> = input.lines().collect(); - let image_re = Regex::new(r"^!\[[^\]]*\]\(([^)]+)\)$").unwrap(); - - for line in lines { - if let Some(caps) = image_re.captures(line) { - let image_path = caps.get(1).unwrap().as_str(); - result.push_str(&format!("`image \"{}\"`\n", image_path)); - } else { - result.push_str(line); - result.push('\n'); - } - } - - // Remove trailing newline if present - if result.ends_with('\n') { - result.pop(); - } - - Ok(result) -} - -/// Apply code lines to sentences -pub fn apply_code_lines(input: String) -> Result<String, Exit> { - let mut out = String::new(); - let lines: Vec<&str> = input.lines().collect(); - - let mut i = 0; - while i < lines.len() { - let line = lines[i]; - - if !line.trim_start().starts_with('`') { - out.push_str(line); - out.push('\n'); - i += 1; - continue; - } - - let mut code_buf = String::new(); - while i < lines.len() && { - let line: &str = lines[i]; - line.trim_start().starts_with('`') - } { - code_buf.push_str(lines[i].trim()); - i += 1; - } - - if i >= lines.len() - || !{ - let line: &str = lines[i]; - line.trim_start().starts_with('[') - } - { - continue; - } - - if i + 1 < lines.len() && { - let line: &str = lines[i + 1]; - line.trim_start().starts_with('[') - } { - continue; - } - - let merged = helper_merge_code_into_sentence(&code_buf, lines[i]); - out.push_str(&merged); - out.push('\n'); - i += 1; - } - - Ok(out) -} - -fn helper_merge_code_into_sentence(code: &str, sentence: &str) -> String { - if let Some(start) = sentence.find(":[") { - if let Some(_) = sentence[start + 2..].find(']') { - let content_start = start + 2; - - let mut result = String::new(); - result.push_str(&sentence[..content_start]); - result.push_str(code); - result.push_str(&sentence[content_start..]); - return result; - } - } - - sentence.to_string() -} - -/// Split sentences into embeddable tokens and perform Unicode encoding -pub fn split_sentence_and_encode(input: String) -> Result<String, Exit> { - let mut result = String::new(); - let lines: Vec<&str> = input.lines().collect(); - - for line in lines { - if line.starts_with('[') && line.contains("]:[") && line.contains("]->[") { - if let Some(start) = line.find("]:[") { - if let Some(end) = line.find("]->[") { - let content = &line[start + 3..end]; - let processed_content = helper_process_sentence_content(content); - - let suffix = &line[end + 1..]; - - let char_end = start; - let char_start = 1; - let character = &line[char_start..char_end]; - let encoded_character = helper_encode_unicode(character); - - // Build the new line with encoded character and processed content - let new_line = - format!("[{}]:{}{}", encoded_character, processed_content, suffix); - result.push_str(&format!("{}\n", new_line)); - continue; - } - } - } - result.push_str(&format!("{}\n", line)); - } - - if result.ends_with('\n') { - result.pop(); - } - - Ok(result) -} - -fn helper_process_sentence_content(content: &str) -> String { - let mut result = String::new(); - let mut chars = content.chars().peekable(); - let mut current_text = String::new(); - let mut in_code = false; - let mut in_bold = false; - let mut in_italic = false; - let mut code_buffer = String::new(); - let mut backticks_count = 0; - - while let Some(ch) = chars.next() { - match ch { - '`' => { - backticks_count += 1; - if backticks_count == 1 { - // Start of code block - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[text:[{}]]", encoded_text)); - current_text.clear(); - } - code_buffer.push(ch); - in_code = true; - } else if backticks_count == 2 && in_code { - // End of code block - code_buffer.push(ch); - let encoded_code = helper_encode_unicode(&code_buffer); - result.push_str(&format!("[code:[{}]]", encoded_code)); - code_buffer.clear(); - backticks_count = 0; - in_code = false; - } else if backticks_count == 1 && !in_code { - // Single backtick in text - current_text.push(ch); - } - } - '*' => { - if in_code { - code_buffer.push(ch); - continue; - } - - // Check for bold - if chars.peek() == Some(&'*') { - chars.next(); // Consume the second '*' - - if in_bold { - // End bold - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[bold:[{}]]", encoded_text)); - current_text.clear(); - } - in_bold = false; - } else if in_italic { - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[italic:[{}]]", encoded_text)); - current_text.clear(); - } - in_italic = false; - // Start bold_italic - in_bold = true; - } else { - // Start bold - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[text:[{}]]", encoded_text)); - current_text.clear(); - } - in_bold = true; - } - } else { - if in_italic { - // End italic - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[italic:[{}]]", encoded_text)); - current_text.clear(); - } - in_italic = false; - } else if in_bold { - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[bold:[{}]]", encoded_text)); - current_text.clear(); - } - // Start bold_italic - in_bold = true; - in_italic = true; - } else { - // Start italic - if !current_text.is_empty() { - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[text:[{}]]", encoded_text)); - current_text.clear(); - } - in_italic = true; - } - } - } - _ => { - if in_code { - code_buffer.push(ch); - } else { - current_text.push(ch); - } - } - } - } - - // Handle any remaining text - if !code_buffer.is_empty() { - let encoded_code = helper_encode_unicode(&code_buffer); - result.push_str(&format!("[code:[{}]]", encoded_code)); - } - - if !current_text.is_empty() { - let style = match (in_bold, in_italic) { - (true, true) => "bold_italic", - (true, false) => "bold", - (false, true) => "italic", - (false, false) => "text", - }; - let encoded_text = helper_encode_unicode(¤t_text); - result.push_str(&format!("[{}:[{}]]", style, encoded_text)); - } - - result -} - -fn helper_encode_unicode(s: &str) -> String { - let mut result = String::new(); - for ch in s.chars() { - let code = ch as u32; - if code <= 0x7F { - result.push(ch); - } else { - result.push_str(&format!("\\u{:X}", code)); - } - } - result -} |