Files
papercrate/backend/src/routes/documents/asset_utils.rs
T
2025-10-24 12:55:21 +02:00

121 lines
3.2 KiB
Rust

use std::path::Path as FsPath;
use uuid::Uuid;
use crate::error::{AppError, AppResult};
use crate::models::{Document, DocumentAsset, DocumentAssetObject, DocumentVersion};
use crate::state::AppState;
use crate::utils::time::to_iso;
use super::{
DocumentAssetDetailResponse, DocumentAssetObjectResponse, DocumentAssetResponse,
DocumentVersionResponse,
};
pub fn build_download_path(
state: &AppState,
document: &Document,
user_id: Uuid,
) -> AppResult<String> {
state
.jwt
.generate_download_token(document.id, user_id, document.tenant_id)
.map(|token| format!("/download/{token}"))
.map_err(|err| AppError::internal(format!("failed to generate download token: {err}")))
}
pub fn to_version_response(
version: DocumentVersion,
include_operations_summary: bool,
) -> DocumentVersionResponse {
DocumentVersionResponse {
id: version.id,
version_number: version.version_number,
s3_key: version.s3_key,
size_bytes: version.size_bytes,
checksum: version.checksum,
created_at: to_iso(version.created_at),
metadata: version.metadata,
operations_summary: if include_operations_summary {
Some(version.operations_summary)
} else {
None
},
}
}
pub fn to_asset_summary(asset: DocumentAsset) -> DocumentAssetResponse {
DocumentAssetResponse {
id: asset.id,
asset_type: asset.asset_type,
mime_type: asset.mime_type,
metadata: asset.metadata,
cardinality: asset.cardinality,
}
}
pub fn to_asset_detail_response(
asset: DocumentAsset,
objects: Vec<DocumentAssetObjectResponse>,
) -> DocumentAssetDetailResponse {
DocumentAssetDetailResponse {
id: asset.id,
asset_type: asset.asset_type,
mime_type: asset.mime_type,
metadata: asset.metadata,
created_at: to_iso(asset.created_at),
cardinality: asset.cardinality,
objects,
}
}
pub fn to_asset_object_response(
object: DocumentAssetObject,
url: Option<String>,
expires_at: Option<i64>,
) -> DocumentAssetObjectResponse {
DocumentAssetObjectResponse {
id: object.id,
ordinal: object.ordinal,
metadata: object.metadata,
url,
expires_at,
}
}
pub fn derive_document_title(original: &str) -> String {
let trimmed = original.trim();
if trimmed.is_empty() {
return "Document".to_string();
}
let stem = FsPath::new(trimmed)
.file_stem()
.and_then(|s| s.to_str())
.map(|s| s.trim())
.filter(|s| !s.is_empty())
.map(|s| s.to_string());
stem.unwrap_or_else(|| trimmed.to_string())
}
pub fn filename_with_retained_extension(title: &str, current_filename: &str) -> String {
let extension = FsPath::new(current_filename)
.extension()
.and_then(|ext| ext.to_str());
if let Some(ext) = extension {
if title
.rsplit_once('.')
.map(|(_, existing_ext)| existing_ext.eq_ignore_ascii_case(ext))
.unwrap_or(false)
{
title.to_string()
} else {
format!("{title}.{ext}")
}
} else {
title.to_string()
}
}