fafo/techtree
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manager: Simplify very complex mermaid graphs
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Forgejo has a limit of 5000 characters per mermaid graph.  We started
hitting this for some issues.  Regenerate a somewhat simplified version
of the subtree in this case which hopefully does not hit the same limit
again.
This commit is contained in:
Rahix 2025-05-25 03:42:59 +02:00
parent 42ec50cb64
commit cc05ba7407
3 changed files with 39 additions and 17 deletions
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26
techtree-manager/src/issue.rs
View file

@ -111,17 +111,33 @@ pub async fn update_bot_comment_from_subtree(
subtree: &crate::tree::Subtree<'_>,
hash: &str,
) -> anyhow::Result<()> {
let mermaid = subtree.to_mermaid(&ctx.repo_url.to_string());
let mut mermaid = subtree.to_mermaid(&ctx.repo_url.to_string(), false);
let full_text = format!(
r##"## Partial Techtree
// When the mermaid graph gets too big, regenerate a simplified version.
if mermaid.len() > 4990 {
log::info!("Mermaid graph is too big, generating simplified version...");
mermaid = subtree.to_mermaid(&ctx.repo_url.to_string(), true);
}
let full_text = if mermaid.len() > 4990 {
format!(
r##"## Partial Techtree
_Sorry, the partial techtree is still too big to be displayed for this element..._
<small>Digest: {hash}; Last Updated: {timestamp}</small>"##,
timestamp = ctx.timestamp,
)
} else {
format!(
r##"## Partial Techtree
```mermaid
{mermaid}
```
<small>Digest: {hash}; Last Updated: {timestamp}</small>"##,
timestamp = ctx.timestamp,
);
timestamp = ctx.timestamp,
)
};
update_bot_comment(&ctx, id, full_text).await?;