Side A simplifies a genuinely broken, overcomplicated autocomplete parser into a plain paste-and-go form, which is a sound simplification but mostly deletes speculative complexity. Side B adds substantive new functionality (explicit user-initiated Reddit fetch, persisting full API payloads via an event-sourced EntityImported event, replay support, env-based config with dotenv, and a fixture-backed integration test), representing more durable architectural and feature value despite the vague commit message.
constitution · epochs · watch · epoch 3
comparison
c_8dc1a8119370 (tommy-mor) vs c_e57094c6229a (tommy-mor)
download prompt · raw event · cmp_06fd79f9888e17
council reasoning
B adds lasting product capability: explicit FetchEntity UI, EntityImported event-log replay with full JSON payloads, configurable Reddit API bases/OAuth, and an end-to-end mock import test—core persistence and import design. A correctly deletes an unreliable ~2k-line keystroke graph for a simple paste-and-go parser, which is valuable cleanup, but mainly reduces complexity rather than extending durable domain behavior.
Side B adds durable infrastructure: explicit user-triggered entity fetching, event-sourced persistence of full imported API payloads (`EntityImported`), replay support, configurable Reddit API/OAuth endpoints, and UI/server plumbing for fetch actions with tests. Side A mainly removes a complex autocomplete system in favor of a simpler paste-and-go flow and URL parser, which simplifies the codebase but also drops significant functionality rather than adding comparable long-term capability.
sides
A — c_8dc1a8119370 (tommy-mor)
message
[529cc941] Replace autocomplete parser with paste-and-go navigate. The keystroke transition graph was unreliable; a textarea plus Go button now parses pasted Reddit URLs and redirects to the subreddit ranking scope. Co-authored-by: Cursor <cursoragent@cursor.com>
diff preview
diff --git a/AGENTS.md b/AGENTS.md
index 77f2e31d4e860a92a77255ca5106c8b6c4510ee7..36ee4c0ec700bffbe226ee775ba9cf59cf35c770 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -11,7 +11,6 @@ Single Rust web app **`sorter2-server`**: pairwise voting, rank-centrality ranki
- **Rust 1.88+** is required (some transitive crates need a recent Cargo). The image may ship older `/usr/local/cargo` (1.83); use **rustup** and `rustup default 1.88.0` before building.
- **System packages** for builds: `pkg-config`, `libssl-dev` (for `reqwest` / OpenSSL in integration tests and release builds).
- **Clojure CLI 1.12.0.1530** (optional but used in CI): install from https://clojure.org/guides/install_clojure — needed for `./scripts/clj-test.sh` / Kaocha tests.
-- **Playwright browser** for the spel browser test (`test/parser_race.clj`): install once with `clojure -M -e "(com.microsoft.playwright.CLI/main (into-array String [\"install\" \"chromium\" \"--with-deps\"]))"`. The browser binary is cached under `~/.cache/ms-playwright`.
### Commands (see also `TEST.sh`)
diff --git a/server/src/api/ui_html.rs b/server/src/api/ui_html.rs
index 1339048c955c0a3eb5120381aaf031424cbed540..c4ab9d65c7b3cd42a5b4d093ba429993c101e9a8 100644
--- a/server/src/api/ui_html.rs
+++ b/server/src/api/ui_html.rs
@@ -8,7 +8,7 @@ use std::collections::HashMap;
use crate::{
html::{js_string_literal, ranking_panel, JsBuilder},
parser::parse_reddit_url,
- parser_render::parser_panel_morph,
+ parser_render::navigate_panel,
state::AppState,
ui_action::{parse_html_ui_from_form, HtmlUiAction},
};
@@ -57,18 +57,23 @@ pub async fn post_ui_html(
.morph_selector("#ranking-panel", panel)
.into_response()
}
- HtmlUiAction::ParseQuery { query } => {
- let action = parse_reddit_url(&query);
- let panel = parser_panel_morph(&query, &action);
- let mut js = JsBuilder::new().morph_selector("#parser-panel", panel);
- if let Some(comp) = action.primary_completion() {
- js = js.raw(&format!(
- "var __pi=document.getElementById('parser-input'); if(__pi){{__pi.dataset.completion={};}}",
- js_string_literal(comp)
- ));
+ HtmlUiAction::ParseQuery { query } => match parse_reddit_url(&query) {
+ Ok(subreddit) => {
+ let dest = format!("/?sub={subreddit}");
+ JsBuilder::new()
+ .raw(&format!(
+ "window.location.href={};",
+ js_string_literal(&dest)
+ ))
+ .into_response()
}
- js.into_response()
- }
+ Err(message) => {
+ let panel = navigate_panel(&query, Some(&message));
+ JsBuilder::new()
+ .morph_selector("#parser-panel", panel)
+ .into_response()
+ }
+ },
}
}
diff --git a/server/src/html/mod.rs b/server/src/html/mod.rs
index 94a5cfb561d1c8464bd2782f7ffd4e0965ccf95d..9650d333d29c4ac94ceb407aee3ee00399c7f40b 100644
--- a/server/src/html/mod.rs
+++ b/server/src/html/mod.rs
@@ -11,8 +11,7 @@ use serde::Deserialize;
use crate::{
form_template::template_json_compact,
- parser_action::ParserAction,
- parser_render::parser_panel,
+ parser_render::navigate_panel,
ranking::{top_bottom, RankedItem},
reducer::GroupState,
state::{normalize_scope, AppState},
@@ -336,10 +335,9 @@ pub async fn home(
let empty = GroupState::new();
let group = groups.get(&scope).unwrap_or(&empty);
- let empty_action = ParserAction::suggest(String::new(), None);
let body = html! {
h1 { "sorter2" }
- (parser_panel("", &empty_action))
+ (navigate_panel("", None))
(vote_panel(&scope))
(ranking_panel(&scope, group))
};
diff --git a/server/src/lib.rs b/server/src/lib.rs
index fa423640d598f4ba97a5885d228e78d7b97f7a22..de8bca48cbf689cad22337883e7791966e7c4919 100644
--- a/server/src/lib.rs
+++ b/server/src/lib.rs
@@ -4,7 +4,6 @@ pub mod events;
pub mod form_template;
pub mod html;
pub mod parser;
-pub mod parser_action;
pub mod parser_render;
pub mod path_types;
pub mod ranking;
diff --git a/server/src/parser.rs b/server/src/parser.rs
index ea437c4434045b44cba04a2b3416df850db518e7..50571a59f0d3ece1e2538f88e00ef46ec40ea545 100644
--- a/server/src/parser.rs
+++ b/server/src/parser.rs
@@ -1,1811 +1,87 @@
-use std::collections::HashMap;
-use std::sync::OnceLock;
+//! Extract a subreddit name from a pasted Reddit URL or path.
-use crate::parser_action::{GuideOption, ParserAction, ScrollingSuggestion, Suggestion};
-
-// --- Core Abstractions ---
-
-/// Unique identifier for nodes in the graph
-type NodeId = &'static str;
-
-/// Pattern matching for edges
-#[derive(Debug, Clone)]
-pub enum EdgePattern {
- /// Matches exact literal string
- Literal(&'static str),
-
- /// Matches any prefix of a string and suggests the full string
- /// e.g., PrefixOf("reddit.com") matches "r", "re", "red", "reddit", "reddit.com"
- PrefixOf(&'static str),
-
- /// Captures a variable segment (e.g., subreddit name, username)
- Variable(&'static str),
-
- /// Matches any string (wildcard)
- Any,
-}
-
-impl EdgePattern {
- /// Try to match this pattern against input, return (consumed_chars, captured_value)
- fn matches(&self, input: &str) -> Option<(usize, Option<String>)> {
- match self {
- EdgePattern::Literal(lit) => {
- if input.starts_with(lit) {
- Some((lit.len(), None))
- } else {
- None
- }
- }
- EdgePattern::PrefixOf(target) => {
- // Check if input is a prefix of target
- if target.starts_with(input) && !input.is_empty() {
- // It's a valid prefix
- Some((input.len(), None))
- } else if input.starts_with(target) {
- // Full match
- Some((target.len(), None))
- } else {
- None
- }
- }
- EdgePattern::Variable(var_name) => {
- // Consume until next '/' or end of string
- let end = input.find('/').unwrap_or(input.len());
- if end > 0 {
- let captured = input[..end].to_string();
- // Validate based on variable type
- if is_valid_variable(var_name, &captured) {
- Some((end, Some(captured)))
- } else {
- None
- }
- } else {
- None
- }
- }
- EdgePattern::Any => {
- // Match everything until next '/' or end
- let end = input.find('/').unwrap_or(input.len());
- if end > 0 {
- Some((end, Some(input[..end].to_string())))
- } else {
- None
- }
- }
- }
- }
-
- /// Get the completion suggestion for this pattern
- fn completion(&self, partial: &str) -> Option<String> {
- match self {
- EdgePattern::PrefixOf(target) => {
- if target.starts_with(partial) && partial != *target {
- Some(target.to_string())
- } else {
- None
- }
- }
- _ => None,
- }
+pub fn parse_reddit_url(query: &str) -> Result<String, String> {
+ let q = query.trim();
+ if q.is_empty() {
+ return Err("Paste a Reddit URL or r/subreddit path".into());
}
-}
-/// Edge in the graph
-pub struct Edge {
- pattern: EdgePattern,
- target: NodeId,
- /// Optional description for autocomplete
- description: Option<&'static str>,
-}
-
-/// Handler function for generating UI actions (Send + Sync so the graph can live in `OnceLock`).
-type Handler = Box<dyn Fn(&str, &str, &HashMap<String, String>) -> ParserAction + Send + Sync>;
-
-/// Node in the graph
-pub struct Node {
- #[allow(dead_code)]
- id: NodeId,
- edges: Vec<Edge>,
- handler: Option<Handler>,
-}
-
-/// The composable parser graph (immutable after `build`).
-pub struct Graph {
- nodes: HashMap<NodeId, Node>,
- root: NodeId,
-}
-
-// --- Graph Builder (Fluent API) ---
-
-pub struct GraphBuilder {
- nodes: HashMap<NodeId, Node>,
- current_node: Option<NodeId>,
- root: NodeId,
-}
-
-impl GraphBuilder {
- pub fn new() -> Self {
- let mut nodes = HashMap::new();
- nodes.insert(
- "root",
- Node {
- id: "root",
- edges: Vec::new(),
- handler: None,
- },
- );
-
- GraphBuilder {
- nodes,
- current_node: Some("root"),
- root: "root",
- }
+ if let Some(sub) = subreddit_after_prefix(q, "r/") {
+ return Ok(sub);
}
- /// Select a node to add edges to
- pub fn at(mut self, node_id: NodeId) -> Self {
- self.nodes.entry(node_id).or_insert_with(|| Node {
- id: node_id,
- edges: Vec::new(),
- handler: None,
- });
- self.current_node = Some(node_id);
- self
+ if let Some(sub) = subreddit_from_path_segment(q, "/r/") {
+ return Ok(sub);
}
-
- /// Add an edge from the current node
- pub fn edge(self, pattern: EdgePattern, target: NodeId) -> Self {
- self.edge_with_desc(pattern, target, None)
- }
-
- /// Add an edge with description
- pub fn edge_with_desc(
- mut self,
- pattern: EdgePattern,
- target: NodeId,
- desc: Option<&'static str>,
- ) -> Self {
- let current = self.current_node.expect("No current node selected");
-
- self.nodes.entry(target).or_insert_with(|| Node {
- id: target,
- edges: Vec::new(),
- handler: None,
- });
-
- if let Some(node) = self.nodes.get_mut(current) {
- node.edges.push(Edge {
- pattern,
- target,
- description: desc,
- });
- }
- self
- }
-
- /// Set handler for current node
- pub fn handler<F>(mut self, handler: F) -> Self
- where
- F: Fn(&str, &str, &HashMap<String, String>) -> ParserAction + Send + Sync + 'static,
- {
- let current = self.current_node.expect("No current node selected");
- if let Some(node) = self.nodes.get_mut(current) {
- node.handler = Some(Box::new(handler));
- }
- self
- }
-
- /// Build the final graph
- pub fn build(self) -> Graph {
- Graph {
- nodes: self.nodes,
- root: self.root,
- }
- }
+ Err("Could not find a subreddit in that URL".into())
}
-// --- Parser Implementation ---
-
-impl Graph {
- pub fn parse(&self, input: &str) -> ParserAction {
- let normalized = input.trim().to_lowercase();
- let mut state = ParserState {
- input: &normalized,
- cursor: 0,
- current_node_id: self.root,
- context: HashMap::new(),
- original_query: input.to_string(),
- current_prefix: String::new(),
- };
-
- self.parse_recursive(&mut state)
- }
-
- fn parse_recursive(&self, state: &mut ParserState) -> ParserAction {
- let node = self
- .nodes
- .get(state.current_node_id)
- .expect("Node not found in graph");
-
- // If we've consumed all input, check for handler or suggestions
- if state.cursor >= state.input.len() {
- if let Some(handler) = &node.han
… preview truncated; 92,533 characters omittedB — c_e57094c6229a (tommy-mor)
message
[40b975bf] nice
diff preview
diff --git a/Cargo.lock b/Cargo.lock
index 266e876bb7ccbe788beb1d5bd53ad5b45ee5825b..2cea973082716e761ef6f5dd5886acc08ff9aac0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -222,6 +222,12 @@ dependencies = [
"syn",
]
+[[package]]
+name = "dotenvy"
+version = "0.15.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
+
[[package]]
name = "encoding_rs"
version = "0.8.35"
@@ -1238,6 +1244,7 @@ version = "0.0.1"
dependencies = [
"axum",
"axum-extra",
+ "dotenvy",
"maud",
"reqwest",
"serde",
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 4677fedcb45292eebebe7e9cf6ce2f5738f18ddf..bd600138b613bd0f546bdec217a5334cdcb20aa5 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -17,6 +17,7 @@ tower-http = { version = "0.5", features = ["trace"] }
tracing = "0.1"
tracing-subscriber = { version = "0.3", features = ["env-filter"] }
reqwest = { version = "0.12", features = ["json"] }
+dotenvy = "0.15"
[dev-dependencies]
reqwest = { version = "0.12", features = ["json"] }
diff --git a/server/src/api/ui_html.rs b/server/src/api/ui_html.rs
index d2024bd4582bcc8482b461b2ba4fedbd8bff7c66..b33a84e8bb5e817b26592868d88090e6d664d950 100644
--- a/server/src/api/ui_html.rs
+++ b/server/src/api/ui_html.rs
@@ -6,7 +6,7 @@ use axum::{
use std::collections::HashMap;
use crate::{
- html::{input_panel, js_string_literal, ranking_panel, JsBuilder},
+ html::{entity_section, input_panel, js_string_literal, ranking_panel, JsBuilder},
parser::parse_reddit_url,
path_types::ItemId,
reddit::ensure_partial_tree,
@@ -87,6 +87,20 @@ pub async fn post_ui_html(
.into_response()
}
},
+ HtmlUiAction::FetchEntity { item } => {
+ let id = parse_item_param(&item);
+ if id.is_root() {
+ return ui_js_warn("nothing to fetch for the root").into_response();
+ }
+ state.queue_entity_fetch(id.clone());
+ let tree = state.tree.read().await;
+ let empty = crate::reducer::NodeState::default();
+ let node = tree.get(&id).unwrap_or(&empty);
+ let panel = entity_section(&id, node, true);
+ JsBuilder::new()
+ .morph_selector("#entity-section", panel)
+ .into_response()
+ },
}
}
diff --git a/server/src/events.rs b/server/src/events.rs
index ed5be6b13b9d46e838831d6ce0f96f569b401730..07ce24b5e56cf72b0b442c3c3241efbf6c3b006a 100644
--- a/server/src/events.rs
+++ b/server/src/events.rs
@@ -1,4 +1,5 @@
use serde::{Deserialize, Serialize};
+use serde_json::Value;
#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(tag = "type", rename_all = "snake_case")]
@@ -18,4 +19,10 @@ pub enum Event {
},
/// Register a node path in the fractal tree (no external fetch).
NodeEnsured { id: String },
+ /// Full upstream API payload for a node (domain-specific view derived at replay/render time).
+ EntityImported {
+ id: String,
+ ts: i64,
+ payload: Value,
+ },
}
diff --git a/server/src/html/mod.rs b/server/src/html/mod.rs
index df6505021d9f446c2b453e20e3eb3cf696a111f9..caf1309c8d93b47104499c57f9cc35ee7631fbb9 100644
--- a/server/src/html/mod.rs
+++ b/server/src/html/mod.rs
@@ -10,6 +10,7 @@ use crate::{
form_template::template_json_compact,
path_types::ItemId,
ranking::{top_bottom, RankedItem},
+ reddit::is_fetchable,
reducer::{GroupState, NodeState},
state::AppState,
ui_action::UI_RPC_FIELD,
@@ -151,7 +152,7 @@ pub fn breadcrumb_path(item: &ItemId) -> Markup {
fn entity_panel(node: &NodeState) -> Markup {
html! {
@if let Some(data) = &node.data {
- section id="entity-panel" class="demo-panel entity-card" {
+ div id="entity-panel" class="entity-card" {
h2 { (data.title) }
@if let Some(author) = &data.author {
p class="muted small" { "by " (author) }
@@ -164,6 +165,42 @@ fn entity_panel(node: &NodeState) -> Markup {
}
}
+/// Reddit/API import control — only shown on fetchable pages; never auto-fires.
+pub fn fetch_entity_panel(item: &ItemId, has_data: bool, fetching: bool) -> Markup {
+ if !is_fetchable(item) {
+ return html! {};
+ }
+ let label = if fetching {
+ "Fetching…"
+ } else if has_data {
+ "Fetch more"
+ } else {
+ "Fetch from Reddit"
+ };
+ let rpc = template_json_compact(&serde_json::json!({
+ "action": "fetch_entity",
+ "item": item.as_str(),
+ }))
+ .expect("fetch_entity rpc template");
+ html! {
+ form method="post" action="/ui" id="fetch-entity-form" class="fetch-entity-form" {
+ input type="hidden" name=(UI_RPC_FIELD) value=(rpc);
+ button type="submit" class="btn-secondary" disabled=(fetching) { (label) }
+ }
+ }
+}
+
+/// Entity card + explicit fetch control (morphed as `#entity-section`).
+pub fn entity_section(item: &ItemId, node: &NodeState, fetching: bool) -> Markup {
+ let has_data = node.data.is_some();
+ html! {
+ section id="entity-section" class="demo-panel" {
+ (entity_panel(node))
+ (fetch_entity_panel(item, has_data, fetching))
+ }
+ }
+}
+
fn rank_list(label: &str, items: &[RankedItem], start_rank: usize) -> Markup {
html! {
@if !items.is_empty() {
@@ -260,7 +297,7 @@ async fn item_page(state: AppState, uri: Uri, item: ItemId) -> Markup {
h1 { "sorter" }
(input_panel("", None))
(breadcrumb_path(&item))
- (entity_panel(node))
+ (entity_section(&item, node, false))
(ranking_panel(&item, group))
};
layout("sorter2", body, views)
@@ -272,16 +309,5 @@ pub async fn home(State(state): State<AppState>, uri: Uri) -> impl IntoResponse
pub async fn browse(State(state): State<AppState>, uri: Uri) -> impl IntoResponse {
let item = ItemId::from_browse_uri(uri.path()).unwrap_or(ItemId::root());
- if item.as_str().starts_with("reddit.com") {
- let needs_fetch = {
- let tree = state.tree.read().await;
- tree.get(&item)
- .map(|n| n.data.is_none())
- .unwrap_or(true)
- };
- if needs_fetch {
- state.reddit.request_fetch(item.clone());
- }
- }
item_page(state, uri, item).await
}
diff --git a/server/src/main.rs b/server/src/main.rs
index c22ec6c9f5358e5ec99fb83210dc351938505a93..1f0cddc39302b35b0cd6a6219f44c9d59202facf 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -2,6 +2,10 @@ use sorter2_server::state::AppConfig;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+ if std::env::var("SORTER2_SKIP_DOTENV").is_err() {
+ let _ = dotenvy::dotenv();
+ }
+
tracing_subscriber::fmt()
.with_env_filter(
tracing_subscriber::EnvFilter::try_from_default_env()
diff --git a/server/src/reddit.rs b/server/src/reddit.rs
index 90053ad03b1d7c8e94f325dd4ee64c2b4f7da900..ff0f01e57b18af878eb5be3efc47204a7673589d 100644
--- a/server/src/reddit.rs
+++ b/server/src/reddit.rs
@@ -6,11 +6,15 @@ use std::time::{Duration, Instant};
use reqwest::{header, Client, StatusCode};
use serde::Deserialize;
+use serde_json::Value;
use tokio::sync::{mpsc, RwLock};
use crate::{
+ event_log::EventLog,
+ events::Event,
+ html::now_ms,
path_types::ItemId,
- reducer::{EntityData, GlobalTree},
+ reducer::GlobalTree,
};
/// Bootstrap blank nodes along a URL path so breadcrumbs and voting work before fetch.
@@ -20,6 +24,8 @@ pub fn ensure_partial_tree(tree: &mut GlobalTree, id: &ItemId) {
pub struct RedditCommand {
pub id: ItemId,
+ /// User-initiated fetch bypasses the in-memory "recently fetched" cache.
+ pub force: bool,
}
#[derive(Clone)]
@@ -33,19 +39,31 @@ struct RedditCredentials {
client_secret: String,
}
+#[derive(Clone)]
+pub struct RedditApiConfig {
+ pub api_base: String,
+ pub oauth_base: String,
+ pub user_agent: String,
+ creds: Option<RedditCredentials>,
+}
+
struct OAuthToken {
access_token: String,
expires_at: Instant,
}
impl RedditBroker {
- pub fn spawn(tree: Arc<RwLock<GlobalTree>>, user_agent: &str) -> Self {
+ pub fn spawn(
+ tree: Arc<RwLock<GlobalTree>>,
+ event_log: Arc<EventLog>,
+ config: RedditApiConfig,
+ ) -> Self {
let (tx, rx) = mpsc::channel(100);
let mut headers = header::HeaderMap::new();
headers.insert(
header::USER_AGENT,
- header::HeaderValue::from_str(user_agent).expect("valid user agent"),
+ header::HeaderValue::from_str(&config.user_agent).expect("valid user agent"),
);
let client = Client::builder()
@@ -54,22 +72,38 @@ impl RedditBroker {
.build()
.expect("reqwest client");
- let creds = RedditCredentials::from_env();
- tokio::spawn(reddit_worker(rx, tree, client, creds));
+ tokio::spawn(reddit_worker(rx, tree, event_log, client, config));
Self { tx }
}
- /// Fire-and-forget: queue a fetch; worker updates the tree when done.
- pub fn request_fetch(&self, id: ItemId) {
- let _ = self.tx.try_send(RedditCommand { id });
+ /// Queue a fetch; drops when the channel is full (backpressure).
+ pub fn request_fetch(&self, id: ItemId, force: bool) {
+ let _ = self.tx.try_send(RedditCommand { id, force });
+ }
+}
+
+impl RedditApiConfig {
+ pub fn from_env() -> Self {
+ Self {
+ api_base: reddit_api_base(),
+ oauth_base: reddit_oauth_base(),
+ user_agent: default_user_agent(),
+ creds: RedditCredentials::from_env(),
+ }
}
}
impl RedditCredentials {
+ /// Reddit's OAuth docs call these "client id" and "client secret"; the app
+ /// registration UI often labels them "app id" / "app secret" — same values.
fn from_env() -> Option<Self> {
- let client_id = std::env::var("REDDIT_CLIENT_ID").ok()?;
- let client_secret = std::env::var("REDDIT_CLIENT_SECRET").ok()?;
+ let client_id = std::env::var("REDDIT_CLIENT_ID")
+ .or_else(|_| std::env::var("REDDIT_APP_ID"))
+ .ok()?;
+ let client_secret = std::env::var("REDDIT_CLIENT_SECRET")
+ .or_else(|_| std::env::var("REDDIT_APP_SECRET"))
+ .ok()?;
if client_id.is_empty() || client_secret.is_empty() {
return None;
}
@@ -80,29 +114,63 @@ impl RedditCredentials {
}
}
+pub fn reddit_api_base() -> String {
+ std::env::var("REDDIT_API_BASE").unwrap_or_else(|_| "https://www.reddit.com".into())
+}
+
+pub fn reddit_oauth_base() -> String {
+ std::env::var("REDDIT_OAUTH_BASE").unwrap_or_else(|_| "https://www.reddit.com".into())
+}
+
pub fn default_user_agent() -> String {
std::env::var("REDDIT_USER_AGENT").unwrap_or_else(|_| {
"web:sorter2.social:v0.0.1 (by /u/sorter2)".to_string()
})
}
+/// True when this node can be loaded from the Reddit JSON API.
+pub fn is_fetchable(id: &ItemId) -> bool {
+ !map_item_to_reddit_api(id, "https://example.com").is_empty()
+}
+
+/// Derive UI-facing fields from a stored payload (Reddit-specific when under reddit.com).
+pub fn entity_view_from_payload(id: &ItemId, payload: &Value) -> Option<crate::reducer::EntityData> {
+ if id.as_str().starts_with("reddit.com") {
+ return parse_reddit_view(id, payload);
+ }
+ None
+}
+
+/// Apply a full API payload to the in-memory tree (view derived for known domains).
+pub fn apply_entity_import(tree: &mut GlobalTree, id: &ItemId, payload: Value) {
+ let view = entity_view_from_payload(id, &payload);
+ tree.apply_entity_raw(id, payload, view);
+}
+
async fn red
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