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use regex::Regex;
pub fn retrieve_audios(word: &String) -> Result<Vec<String>, std::io::Error> {
let url = format!("https://forvo.com/search/{}/", word);
let content = reqwest::get(url.as_str())
.expect("Could not make request.")
.text()
.expect("Could not read text.");
let mut pronounciations = vec![];
let regex_sequence_pattern = Regex::new(r"(Play\(\w+,')(\w+=*)").unwrap();
for caps in regex_sequence_pattern.captures_iter(content.as_str()) {
let code_sequence = caps.get(2).unwrap().as_str();
pronounciations.push(code_sequence.to_string());
}
Ok(pronounciations)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_regex_1() -> Result<(), String> {
let content = r##"
k="Play(265113,'OTAwMDg2My8zOS85MDAwODYzXzM5XzM0MTkwXzIxOTg0Lm1wMw==','OTAwMDg2My8zO
"##;
let regex_sequence_pattern = Regex::new(r"(Play\(\w+,')(\w+=*)").unwrap();
for caps in regex_sequence_pattern.captures_iter(content) {
let code_sequence = caps.get(2).unwrap().as_str();
assert_eq!(code_sequence, "OTAwMDg2My8zOS85MDAwODYzXzM5XzM0MTkwXzIxOTg0Lm1wMw==");
}
Ok(())
}
#[test]
fn test_results_1() -> Result<(), String> {
assert_eq!(
retrieve_audios(&"rijksmuseum".to_string()).unwrap(),
vec![
String::from("OTM4NDcyNy8xMTgvOTM4NDcyN18xMThfMzk1NTc1Lm1wMw=="),
String::from("OTI1MDI1OS8xMTgvOTI1MDI1OV8xMThfMjA5NDg0NF8xLm1wMw=="),
String::from("OTkxNzYyOC8xMTgvOTkxNzYyOF8xMThfNjMwMTQ0Ni5tcDM="),
]
);
Ok(())
}
}