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refactor short_summary function in logs.rs to be less redundant

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This commit is contained in:
Kenneth Gitere 2021-05-17 22:12:10 +03:00
parent 1cbbc7527f
commit 3a8160412c
1 changed files with 75 additions and 81 deletions
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156
src/logs.rs
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@ -55,76 +55,55 @@ pub fn display_summary(
/// Returns a string summary of the total number of failed and successful article downloads
fn short_summary(download_count: DownloadCount) -> String {
// TODO: Refactor this
if download_count.total
!= download_count.successful + download_count.failed + download_count.partial
{
panic!("initial_count must be equal to the sum of failed and successful count")
}
let get_noun = |count: usize| if count == 1 { "article" } else { "articles" };
if download_count.successful == download_count.total && download_count.successful == 1 {
"Article downloaded successfully".green().to_string()
} else if download_count.total == download_count.failed && download_count.failed == 1 {
"Article failed to download".red().to_string()
} else if download_count.total == download_count.partial && download_count.partial == 1 {
"Article partially failed to download".yellow().to_string()
} else if download_count.successful == download_count.total {
"All articles downloaded successfully".green().to_string()
} else if download_count.failed == download_count.total {
"All articles failed to download".red().to_string()
} else if download_count.partial == download_count.total {
"All articles partially failed to download"
.yellow()
.to_string()
} else if download_count.partial == 0 {
format!(
"{} {} downloaded successfully, {} {} failed",
download_count.successful,
get_noun(download_count.successful),
download_count.failed,
get_noun(download_count.failed)
)
.yellow()
.to_string()
} else if download_count.successful == 0
&& download_count.partial > 0
&& download_count.failed > 0
{
format!(
"{} {} partially failed to download, {} {} failed",
download_count.partial,
get_noun(download_count.partial),
download_count.failed,
get_noun(download_count.failed)
)
.yellow()
.to_string()
} else if download_count.failed == 0
&& download_count.successful > 0
&& download_count.partial > 0
{
format!(
"{} {} downloaded successfully, {} {} partially failed to download",
download_count.successful,
get_noun(download_count.successful),
download_count.partial,
get_noun(download_count.partial)
)
.yellow()
let get_summary = |count, label, color: Color| {
if count == 0 {
return "".to_string();
};
{
if count == 1 && count == download_count.total {
"Article".to_string() + label
} else if count == download_count.total {
"All ".to_string() + get_noun(count) + label
} else {
count.to_string() + " " + get_noun(count) + label
}
}
.color(color)
.to_string()
};
let mut summary = get_summary(
download_count.successful,
" downloaded successfully",
Color::BrightGreen,
);
let partial_summary = get_summary(
download_count.partial,
" partially failed to download",
Color::Yellow,
);
if !summary.is_empty() && !partial_summary.is_empty() {
summary = summary + ", " + &partial_summary;
} else {
format!(
"{} {} downloaded successfully, {} {} partially failed to download, {} {} failed",
download_count.successful,
get_noun(download_count.successful),
download_count.partial,
get_noun(download_count.partial),
download_count.failed,
get_noun(download_count.failed)
)
.yellow()
.to_string()
summary = summary + &partial_summary;
}
let failed_summary = get_summary(download_count.failed, " failed to download", Color::Red);
if !summary.is_empty() && !failed_summary.is_empty() {
summary = summary + ", " + &failed_summary;
} else {
summary = summary + &failed_summary;
}
summary
}
struct DownloadCount {
@ -192,7 +171,7 @@ mod tests {
fn test_short_summary() {
assert_eq!(
short_summary(DownloadCount::new(1, 1, 0, 0)),
"Article downloaded successfully".green().to_string()
"Article downloaded successfully".bright_green().to_string()
);
assert_eq!(
short_summary(DownloadCount::new(1, 0, 0, 1)),
@ -200,7 +179,9 @@ mod tests {
);
assert_eq!(
short_summary(DownloadCount::new(10, 10, 0, 0)),
"All articles downloaded successfully".green().to_string()
"All articles downloaded successfully"
.bright_green()
.to_string()
);
assert_eq!(
short_summary(DownloadCount::new(10, 0, 0, 10)),
@ -208,39 +189,52 @@ mod tests {
);
assert_eq!(
short_summary(DownloadCount::new(10, 8, 0, 2)),
"8 articles downloaded successfully, 2 articles failed"
.yellow()
.to_string()
format!(
"{}, {}",
"8 articles downloaded successfully".bright_green(),
"2 articles failed to download".red()
)
);
assert_eq!(
short_summary(DownloadCount::new(10, 1, 0, 9)),
"1 article downloaded successfully, 9 articles failed"
.yellow()
.to_string()
format!(
"{}, {}",
"1 article downloaded successfully".bright_green(),
"9 articles failed to download".red()
)
);
assert_eq!(
short_summary(DownloadCount::new(7, 6, 0, 1)),
"6 articles downloaded successfully, 1 article failed"
.yellow()
.to_string()
format!(
"{}, {}",
"6 articles downloaded successfully".bright_green(),
"1 article failed to download".red()
)
);
assert_eq!(
short_summary(DownloadCount::new(7, 4, 2, 1)),
"4 articles downloaded successfully, 2 articles partially failed to download, 1 article failed"
.yellow()
.to_string()
format!(
"{}, {}, {}",
"4 articles downloaded successfully".bright_green(),
"2 articles partially failed to download".yellow(),
"1 article failed to download".red()
)
);
assert_eq!(
short_summary(DownloadCount::new(12, 6, 6, 0)),
"6 articles downloaded successfully, 6 articles partially failed to download"
.yellow()
.to_string()
format!(
"{}, {}",
"6 articles downloaded successfully".bright_green(),
"6 articles partially failed to download".yellow()
)
);
assert_eq!(
short_summary(DownloadCount::new(5, 0, 4, 1)),
"4 articles partially failed to download, 1 article failed"
.yellow()
.to_string()
format!(
"{}, {}",
"4 articles partially failed to download".yellow(),
"1 article failed to download".red()
)
);
assert_eq!(
short_summary(DownloadCount::new(4, 0, 4, 0)),