A small typing test program in Rust
| 1 | use rand::prelude::*; |
| 2 | |
| 3 | #[derive(Debug, PartialEq)] |
| 4 | pub enum Mode { |
| 5 | Random, |
| 6 | Excerpt |
| 7 | } |
| 8 | |
| 9 | |
| 10 | #[derive(Debug)] |
| 11 | pub struct TextCombine { |
| 12 | mode: Mode, |
| 13 | text: String, |
| 14 | len: usize, |
| 15 | pos: usize, |
| 16 | err_n: usize, |
| 17 | err_s: String, |
| 18 | } |
| 19 | |
| 20 | impl TextCombine { |
| 21 | pub fn new(ammount: usize, mode: Mode) -> Self { |
| 22 | |
| 23 | let text = match mode { |
| 24 | Mode::Random => { |
| 25 | let words: Vec<&str> = include_str!("../assets/wordlist.txt") |
| 26 | .lines() |
| 27 | .collect(); |
| 28 | |
| 29 | |
| 30 | let mut rng = rand::rng(); |
| 31 | |
| 32 | (0..ammount) |
| 33 | .filter_map(|_| words.choose(&mut rng)) |
| 34 | .copied() |
| 35 | .collect::<Vec<&str>>() |
| 36 | .join(" ") |
| 37 | |
| 38 | }, |
| 39 | Mode::Excerpt => { |
| 40 | |
| 41 | let len = ammount * 8; |
| 42 | |
| 43 | let text: Vec<_> = include_str!("../assets/oddyssey.txt") |
| 44 | .split("\n\n") |
| 45 | .map(|s| s.replace('\n', " ")) |
| 46 | .collect(); |
| 47 | |
| 48 | let mut pos = rand::rng().random_range(0..text.len()); |
| 49 | |
| 50 | let mut par = text[pos].clone(); |
| 51 | |
| 52 | while par.len() < len { |
| 53 | pos = (pos + 1) % text.len(); |
| 54 | par.push_str(&text[pos]); |
| 55 | } |
| 56 | |
| 57 | if let Some(end) = par[len..].find(' ') { |
| 58 | par.truncate(len + end); |
| 59 | } |
| 60 | par |
| 61 | }, |
| 62 | }; |
| 63 | |
| 64 | let len = text.chars().count(); |
| 65 | |
| 66 | Self { |
| 67 | mode, |
| 68 | text, |
| 69 | len, |
| 70 | pos: 0, |
| 71 | err_n: 0, |
| 72 | err_s: String::new(), |
| 73 | } |
| 74 | |
| 75 | } |
| 76 | |
| 77 | pub fn get_text(&self) -> &str { |
| 78 | &self.text |
| 79 | } |
| 80 | |
| 81 | pub fn get_pos(&self) -> usize { |
| 82 | self.pos |
| 83 | } |
| 84 | |
| 85 | pub fn pos_increment(&mut self) { |
| 86 | if self.pos < self.len { |
| 87 | self.pos += 1; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | pub fn err_n_increment(&mut self) { |
| 92 | if self.real_pos() < self.len { |
| 93 | self.err_n += 1; |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | pub fn get_err_n(&self) -> usize { |
| 98 | self.err_n |
| 99 | } |
| 100 | |
| 101 | pub fn get_err_s(&self) -> &str { |
| 102 | &self.err_s |
| 103 | } |
| 104 | |
| 105 | pub fn push_err_s(&mut self, c: char) { |
| 106 | self.err_s.push(c); |
| 107 | } |
| 108 | |
| 109 | pub fn get_len(&self) -> usize { |
| 110 | self.len |
| 111 | } |
| 112 | |
| 113 | pub fn curr_char(&self) -> Option<char> { |
| 114 | self.pos_char(self.real_pos()) |
| 115 | } |
| 116 | |
| 117 | pub fn pos_char(&self, pos: usize) -> Option<char> { |
| 118 | self |
| 119 | .text |
| 120 | .chars() |
| 121 | .nth(pos) |
| 122 | } |
| 123 | |
| 124 | pub fn real_pos(&self) -> usize { |
| 125 | self.pos + self.err_n |
| 126 | } |
| 127 | |
| 128 | pub fn back(&mut self) { |
| 129 | if self.err_s.len() > 0 { |
| 130 | self.err_s.pop() ; |
| 131 | } else if self.err_n > 0 { |
| 132 | self.err_n -= 1; |
| 133 | } else if self.pos > 0 { |
| 134 | self.pos -= 1; |
| 135 | } |
| 136 | } |
| 137 | } |