Edouard Vanbelle
201 lines
7.5 KiB
Rust
201 lines
7.5 KiB
Rust
use chrono::{DateTime, Utc};
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use serde::{Deserialize, Serialize};
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use utoipa::{IntoParams, ToSchema};
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use uuid::Uuid;
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use super::cursor::{CursorListResponse, CursorQuery, PageCursor};
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use super::display_helpers::{
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category_for, format_file_size, icon_class_for, icon_special_class_for,
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};
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use super::grant_dto::{ResourceContentDto, ResourceTypeDto};
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use crate::domain::services::authorization::ResourceKind;
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/// DTO for recent items, enriched with item metadata via SQL JOIN
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/// so the frontend does not need N+1 requests to resolve names/sizes.
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#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
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pub struct RecentItemDto {
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/// Unique identifier for the recent item
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pub id: String,
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/// Owner user ID
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pub user_id: String,
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/// Item ID (file or folder)
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pub item_id: String,
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/// Item type ('file' or 'folder')
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pub item_type: String,
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/// When the item was accessed
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pub accessed_at: DateTime<Utc>,
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// ── Enriched metadata (resolved via JOIN) ──
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/// Display name of the file or folder
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#[serde(skip_serializing_if = "Option::is_none")]
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pub item_name: Option<String>,
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/// Size in bytes (files only; folders → None)
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#[serde(skip_serializing_if = "Option::is_none")]
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pub item_size: Option<i64>,
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/// MIME type (files only)
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#[serde(skip_serializing_if = "Option::is_none")]
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pub item_mime_type: Option<String>,
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/// Parent folder ID (folder_id for files, parent_id for folders)
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#[serde(skip_serializing_if = "Option::is_none")]
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pub parent_id: Option<String>,
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/// Full human-readable path (e.g. "Documents/Work" for a folder,
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/// "Documents/Work/report.pdf" for a file)
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#[serde(skip_serializing_if = "Option::is_none")]
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pub item_path: Option<String>,
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// ── Pre-computed display fields ──
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/// FontAwesome icon CSS class (e.g. "fas fa-file-image", "fas fa-folder")
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pub icon_class: String,
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/// Extra CSS class for icon styling (e.g. "image-icon", "folder-icon")
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pub icon_special_class: String,
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/// Human-readable category (e.g. "Image", "Folder")
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pub category: String,
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/// Formatted file size (e.g. "3.27 MB"); "--" for folders
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pub size_formatted: String,
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}
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impl RecentItemDto {
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/// Populate display fields from the enriched metadata.
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/// Call this after constructing from the SQL row.
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pub fn with_display_fields(mut self) -> Self {
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if self.item_type == "folder" {
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self.icon_class = "fas fa-folder".to_string();
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self.icon_special_class = "folder-icon".to_string();
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self.category = "Folder".to_string();
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self.size_formatted = "--".to_string();
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} else {
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let name = self.item_name.as_deref().unwrap_or("");
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let mime = self
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.item_mime_type
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.as_deref()
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.unwrap_or("application/octet-stream");
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self.icon_class = icon_class_for(name, mime).to_string();
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self.icon_special_class = icon_special_class_for(name, mime).to_string();
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self.category = category_for(name, mime).to_string();
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self.size_formatted = format_file_size(self.item_size.unwrap_or(0) as u64);
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}
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self
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}
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}
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// ════════════════════════════════════════════════════════════════════════════
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// Cursor-paginated recent resources (GET /api/recent/resources)
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// ════════════════════════════════════════════════════════════════════════════
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/// Raw row returned by the UNION ALL query for `/api/recent/resources`.
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pub struct RecentResourceRow {
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pub resource_type: String, // "file" | "folder"
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pub resource_id: Uuid,
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pub name: String,
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pub parent_id: Option<Uuid>,
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pub mime_type: Option<String>,
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/// `-1` for folders, actual byte-count for files.
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pub size: i64,
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pub resource_created_at: DateTime<Utc>,
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pub modified_at: DateTime<Utc>,
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pub owner_id: Uuid,
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/// Raw BLAKE3 content hash. `Some(_)` for file rows, `None` for
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/// folder rows. Feeds `File::compute_etag` so this listing's
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/// `etag` matches GET/HEAD/PROPFIND for the same file.
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pub blob_hash: Option<String>,
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/// `true` when `owner_id == requesting user_id`.
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pub is_owner: bool,
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pub accessed_at: DateTime<Utc>,
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/// Human-readable path. Always populated in the row; the handler clears it
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/// to `""` when `is_owner` is false.
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pub path: Option<String>,
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// Pre-computed sort fields for cursor construction.
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pub sort_str: Option<String>,
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pub sort_int: Option<i64>,
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pub sort_ts: Option<DateTime<Utc>>,
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}
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/// Opaque keyset-pagination cursor for `GET /api/recent/resources`.
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct RecentCursor {
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/// Sort dimension active when this cursor was produced.
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/// Values: `"accessed_at"` (default), `"name"`, `"type"`, `"modified_at"`, `"size"`, `"owner"`.
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#[serde(default = "RecentCursor::default_order")]
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pub order_by: String,
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/// UUID of the last item on the previous page (tie-breaker).
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pub resource_id: Uuid,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub sort_str: Option<String>,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub sort_int: Option<i64>,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub sort_ts: Option<DateTime<Utc>>,
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#[serde(default)]
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pub reverse: bool,
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}
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impl RecentCursor {
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fn default_order() -> String {
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"accessed_at".to_owned()
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}
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}
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impl PageCursor for RecentCursor {}
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/// Query parameters for `GET /api/recent/resources`.
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#[derive(Debug, Deserialize, IntoParams)]
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pub struct RecentResourcesQuery {
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/// Maximum items per page (1–200, default 50).
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#[serde(default = "CursorQuery::default_limit")]
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pub limit: u32,
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/// Opaque cursor from a previous response. Omit to start from the first page.
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pub cursor: Option<String>,
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/// Sort / group-by dimension. Supported: `"accessed_at"` (default), `"name"`,
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/// `"type"`, `"modified_at"`, `"size"`, `"owner"`.
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pub order_by: Option<String>,
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/// Comma-separated resource types to include, e.g. `"file,folder"`.
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/// Omit to include both.
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pub resource_types: Option<String>,
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/// Reverse the sort order. Default `false`.
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#[serde(default)]
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pub reverse: bool,
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}
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impl RecentResourcesQuery {
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pub fn limit_clamped(&self) -> usize {
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self.limit.clamp(1, 200) as usize
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}
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pub fn decode_cursor(&self) -> Option<RecentCursor> {
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self.cursor.as_deref().and_then(RecentCursor::decode)
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}
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/// Returns `None` when `resource_types` is absent (= include all).
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pub fn resource_kinds(&self) -> Option<Vec<ResourceKind>> {
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self.resource_types.as_deref().map(|s| {
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s.split(',')
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.filter_map(|t| ResourceKind::parse(t.trim()))
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.collect()
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})
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}
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}
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/// One item in a `GET /api/recent/resources` page.
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#[derive(Debug, Serialize, ToSchema)]
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pub struct RecentResourceItemDto {
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pub resource_type: ResourceTypeDto,
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/// When the resource was last accessed.
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pub accessed_at: DateTime<Utc>,
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/// Full resource details — shape determined by `resource_type`.
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pub resource: ResourceContentDto,
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}
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/// Response envelope for `GET /api/recent/resources`.
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pub type RecentResourcesDto = CursorListResponse<RecentResourceItemDto>;
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