{"messages":[{"content":"You are a constitutional council ranking individual git commits for ownership allocation.\n\nCompare these two commits. Decide which contributed more lasting value to the project.\n\nJudge substance, not spectacle:\n- Prefer correct, lasting design and real bugfixes over churn, formatting, renames, or generated noise.\n- Prefer clarity and necessity over sheer line count. A small precise change can beat a large diffuse one.\n- Do not favor a side merely because its patch is longer or noisier.\n- Weight what the change does for the project, not the contributor's name.\n\nReturn ONLY a JSON object: {\"winner\": \"A\" or \"B\", \"ratio\": \"N:M\", \"explanation\": \"...\"}\nThe explanation must cite concrete differences in the patches (1-3 sentences).\n\nSide A — contributor: tommy-mor\nSide A — commit message:\n[0366806e] Color rank rows by vote mass within each group, not list position.\n\nMin–max normalization keeps similar scores visually close while still\nusing the full gradient as groups grow and absolute mass dilutes.\n\nCo-authored-by: Cursor <cursoragent@cursor.com>\n\nSide A — unified diff (full patch):\ndiff --git a/server/src/html/mod.rs b/server/src/html/mod.rs\nindex a58cbbee3490a08a625cb06df06848c59a615d65..4eff2e19ed4d303ff8e80c1eabd8a15b4990e643 100644\n--- a/server/src/html/mod.rs\n+++ b/server/src/html/mod.rs\n@@ -264,12 +264,19 @@ pub fn scope_theme_style(parent: &ItemId) -> String {\n     )\n }\n \n-fn rank_row_style(parent: &ItemId, ordinal: usize, total: usize) -> String {\n-    let t = if total <= 1 {\n-        0.0\n-    } else {\n-        ordinal as f64 / (total - 1) as f64\n-    };\n+/// Map vote mass to gradient position using the group's score range, not raw mass or\n+/// list position. Vote mass sums to 1 across the component, so absolute values dilute\n+/// as N grows; min–max within the visible list preserves similar scores → similar colors.\n+fn score_gradient_t(score: f64, min_score: f64, max_score: f64) -> f64 {\n+    let spread = max_score - min_score;\n+    if spread < 1e-9 {\n+        return 0.5;\n+    }\n+    ((max_score - score) / spread).clamp(0.0, 1.0)\n+}\n+\n+fn rank_row_style(parent: &ItemId, score: f64, min_score: f64, max_score: f64) -> String {\n+    let t = score_gradient_t(score, min_score, max_score);\n     let base_hue = scope_base_hue(parent);\n     let hue = (base_hue + 118.0 * t) % 360.0;\n     let lightness = 0.74 - 0.34 * t;\n@@ -295,14 +302,15 @@ fn rank_list(\n     highlighted: &HashSet<ItemId>,\n     tree: &GlobalTree,\n ) -> Markup {\n-    let group_len = items.len();\n+    let min_score = items.iter().map(|r| r.score).fold(f64::INFINITY, f64::min);\n+    let max_score = items.iter().map(|r| r.score).fold(f64::NEG_INFINITY, f64::max);\n     html! {\n         @if !items.is_empty() {\n             h3 class=\"rank-heading muted small\" { (label) }\n             ol class=\"rank-list\" {\n                 @for (i, r) in items.iter().enumerate() {\n                     @let href = item_href(&r.item);\n-                    @let style = rank_row_style(parent, i, group_len);\n+                    @let style = rank_row_style(parent, r.score, min_score, max_score);\n                     @let class = rank_row_class(&r.item, highlighted);\n                     li class=(class)\n                         data-rank-item=(r.item.as_str())\n@@ -517,19 +525,37 @@ pub async fn browse(State(state): State<AppState>, uri: Uri) -> impl IntoRespons\n \n #[cfg(test)]\n mod tests {\n-    use super::{rank_row_style, SORTER_UI_JS};\n+    use super::{rank_row_style, score_gradient_t, SORTER_UI_JS};\n     use crate::path_types::ItemId;\n \n     #[test]\n-    fn rank_row_style_gradients_per_group_not_globally() {\n+    fn score_gradient_t_uses_group_range_not_absolute_mass() {\n+        assert!((score_gradient_t(0.12, 0.08, 0.12) - 0.0).abs() < 1e-9);\n+        assert!((score_gradient_t(0.08, 0.08, 0.12) - 1.0).abs() < 1e-9);\n+        // Raw 12% mass would map near the dark end globally; within this group it's the top.\n+        assert!(score_gradient_t(0.12, 0.08, 0.12) < score_gradient_t(0.12, 0.0, 1.0));\n+    }\n+\n+    #[test]\n+    fn score_gradient_t_similar_scores_similar_t() {\n+        let a = score_gradient_t(0.41, 0.20, 0.60);\n+        let b = score_gradient_t(0.40, 0.20, 0.60);\n+        assert!((a - b).abs() < 0.05);\n+        assert!((a - score_gradient_t(0.60, 0.20, 0.60)).abs() > 0.3);\n+    }\n+\n+    #[test]\n+    fn score_gradient_t_tied_scores_neutral() {\n+        assert!((score_gradient_t(0.25, 0.25, 0.25) - 0.5).abs() < 1e-9);\n+    }\n+\n+    #[test]\n+    fn rank_row_style_same_inputs_same_color() {\n         let parent = ItemId::opaque(\"test-scope\");\n-        let first_in_four = rank_row_style(&parent, 0, 4);\n-        let last_in_four = rank_row_style(&parent, 3, 4);\n-        let first_in_two = rank_row_style(&parent, 0, 2);\n-        let last_in_two = rank_row_style(&parent, 1, 2);\n-        assert_eq!(first_in_four, first_in_two);\n-        assert_eq!(last_in_four, last_in_two);\n-        assert_ne!(first_in_four, last_in_four);\n+        assert_eq!(\n+            rank_row_style(&parent, 0.33, 0.20, 0.60),\n+            rank_row_style(&parent, 0.33, 0.20, 0.60),\n+        );\n     }\n \n     #[test]\n\n\nSide B — contributor: tommy-mor\nSide B — commit message:\n[993d359c] Fix Reddit children import wiring and unranked child labels.\n\nListing imports attach posts directly under the subreddit without ensure_path\npulling comment-path segments in, and the ranking panel shows imported titles.\nUpdate integration tests for JS SSE morphs and children fetch.\n\nCo-authored-by: Cursor <cursoragent@cursor.com>\n\nSide B — unified diff (full patch):\ndiff --git a/server/src/api/ui_html.rs b/server/src/api/ui_html.rs\nindex d1defd28242fd2ca3b886adc91a7070bef75e653..e649a7d192feade465e19ce6187a829f6ec74372 100644\n--- a/server/src/api/ui_html.rs\n+++ b/server/src/api/ui_html.rs\n@@ -58,7 +58,7 @@ pub async fn post_ui_html(\n             let tree = state.tree.read().await;\n             let empty = crate::reducer::NodeState::default();\n             let node = tree.get(&parent).unwrap_or(&empty);\n-            let panel = ranking_panel(&parent, node);\n+            let panel = ranking_panel(&parent, node, &tree);\n             JsBuilder::new()\n                 .morph_selector(\"#ranking-panel\", panel)\n                 .into_response()\ndiff --git a/server/src/fetch/mod.rs b/server/src/fetch/mod.rs\nindex 0177bb161cea1b72a100b52efdfc5e710271c9eb..35f968c21c69ca557bab7951413e3cfbbccfebfd 100644\n--- a/server/src/fetch/mod.rs\n+++ b/server/src/fetch/mod.rs\n@@ -107,7 +107,7 @@ pub fn fetch_entity_stream(\n                 let mut b = JsBuilder::new()\n                     .morph_selector(\"#entity-section\", html::entity_section(&id, node, false));\n                 if kind == FetchKind::Children {\n-                    b = b.morph_selector(\"#ranking-panel\", ranking_panel(&id, node));\n+                    b = b.morph_selector(\"#ranking-panel\", ranking_panel(&id, node, &tree));\n                 }\n                 yield Ok(js_event(b.build()));\n             }\ndiff --git a/server/src/html/mod.rs b/server/src/html/mod.rs\nindex 27ce9118c73ec5643e04363ab1a36cf5da6101bf..e88cc43ddc9d8100f7994be6f5960ec4d8f22c55 100644\n--- a/server/src/html/mod.rs\n+++ b/server/src/html/mod.rs\n@@ -15,7 +15,7 @@ use crate::{\n     ranking::{\n         connected_components_from_voted_pairs, ranked_items_subset, RankedItem, MAX_ITERS, TOL,\n     },\n-    reducer::NodeState,\n+    reducer::{GlobalTree, NodeState},\n     state::AppState,\n     ui_action::UI_RPC_FIELD,\n };\n@@ -182,8 +182,15 @@ fn display_label(id: &ItemId) -> String {\n         .to_string()\n }\n \n+fn child_label(tree: &GlobalTree, id: &ItemId) -> String {\n+    tree.get(id)\n+        .and_then(|n| n.data.as_ref())\n+        .map(|d| d.title.clone())\n+        .unwrap_or_else(|| display_label(id))\n+}\n+\n /// Plain (unscored) list of children that have no votes yet.\n-fn unranked_list(label: &str, items: &[ItemId]) -> Markup {\n+fn unranked_list(label: &str, items: &[ItemId], tree: &GlobalTree) -> Markup {\n     html! {\n         @if !items.is_empty() {\n             h3 class=\"rank-heading muted small\" { (label) }\n@@ -191,7 +198,7 @@ fn unranked_list(label: &str, items: &[ItemId]) -> Markup {\n                 @for it in items {\n                     li {\n                         a href=(item_href(it)) {\n-                            strong { (display_label(it)) }\n+                            strong { (child_label(tree, it)) }\n                         }\n                     }\n                 }\n@@ -200,7 +207,7 @@ fn unranked_list(label: &str, items: &[ItemId]) -> Markup {\n     }\n }\n \n-pub fn ranking_panel(item: &ItemId, node: &NodeState) -> Markup {\n+pub fn ranking_panel(item: &ItemId, node: &NodeState, tree: &GlobalTree) -> Markup {\n     let group = &node.local_ranking;\n     let n = group.idx_to_item.len();\n     let (comps, _isolates) =\n@@ -248,7 +255,7 @@ pub fn ranking_panel(item: &ItemId, node: &NodeState) -> Markup {\n                     @let label = if multi { format!(\"Ranking group {}\", gi + 1) } else { \"Ranking\".to_string() };\n                     (rank_list(&label, ranked, 1))\n                 }\n-                (unranked_list(\"Unranked\", &unranked))\n+                (unranked_list(\"Unranked\", &unranked, tree))\n             }\n         }\n     }\n@@ -297,7 +304,7 @@ async fn item_page(state: AppState, uri: Uri, item: ItemId) -> Markup {\n         (input_panel(\"\", None))\n         (breadcrumb_path(&item))\n         (entity_section(&item, node, false))\n-        (ranking_panel(&item, node))\n+        (ranking_panel(&item, node, &tree))\n     };\n     layout(\"sorter2\", body, views)\n }\ndiff --git a/server/src/reddit.rs b/server/src/reddit.rs\nindex a0eb688709478ee0185b953b41a5d26cc354764d..69d979bc7e4a1cb078f70114dc539bdc1986b574 100644\n--- a/server/src/reddit.rs\n+++ b/server/src/reddit.rs\n@@ -300,9 +300,16 @@ async fn reddit_worker(\n                     }\n                     {\n                         let mut tree = tree.write().await;\n-                        apply_entity_import(&mut tree, &child_id, child_payload);\n                         if kind == FetchKind::Children {\n-                            tree.link_child(&fetch_id, &child_id);\n+                            let view = entity_view_from_payload(&child_id, &child_payload);\n+                            tree.apply_entity_under_parent(\n+                                &fetch_id,\n+                                &child_id,\n+                                child_payload,\n+                                view,\n+                            );\n+                        } else {\n+                            apply_entity_import(&mut tree, &child_id, child_payload);\n                         }\n                     }\n                     written += 1;\ndiff --git a/server/src/reducer.rs b/server/src/reducer.rs\nindex a36cd5c9287d61536f9f4a3f6b0df2342388857a..4e42d0369dab50bb2f8ca664aa69b628292f6c07 100644\n--- a/server/src/reducer.rs\n+++ b/server/src/reducer.rs\n@@ -209,14 +209,24 @@ impl GlobalTree {\n         }\n     }\n \n-    /// Directly attach `child` under `parent`, bypassing path-based nesting.\n-    /// Used for imported listings (e.g. a subreddit's posts) so they show up\n-    /// as children of the subreddit rather than a deep `…/comments/<id>` path.\n-    pub fn link_child(&mut self, parent: &ItemId, child: &ItemId) {\n+    /// Import entity data for `id` and attach it as a direct child of `parent`\n+    /// without running [`Self::ensure_path`] on `id` (avoids Reddit `/comments/`\n+    /// parent rules pulling intermediate path segments into the subreddit).\n+    pub fn apply_entity_under_parent(\n+        &mut self,\n+        parent: &ItemId,\n+        id: &ItemId,\n+        payload: Value,\n+        view: Option<EntityData>,\n+    ) {\n         self.ensure_path(parent);\n-        self.ensure_path(child);\n+        self.ensure_node(id);\n+        if let Some(node) = self.nodes.get_mut(id) {\n+            node.entity_raw = Some(payload);\n+            node.data = view;\n+        }\n         if let Some(p) = self.nodes.get_mut(parent) {\n-            p.children.insert(child.clone());\n+            p.children.insert(id.clone());\n         }\n     }\n }\ndiff --git a/test/reddit_import.clj b/test/reddit_import.clj\nindex 84cbdcf7965e50290313cbce2243a16b583d2097..45a2a19f20799d77e84d8aa64735ab5e7e45f97c 100644\n--- a/test/reddit_import.clj\n+++ b/test/reddit_import.clj\n@@ -67,6 +67,36 @@\n           (do (Thread/sleep 200) (recur))\n           false)))))\n \n+(defn- run-reddit-fetch-assertions [app-base data-dir]\n+  (let [browse-url (str app-base \"/~/https://reddit.com/r/rust\")\n+        log-path (str data-dir \"/events.jsonl\")\n+        before (:out (process/shell {:out :string :err :string}\n+                                    \"curl\" \"-sf\" browse-url))]\n+    (is (str/includes? before \"Fetch from Reddit\"))\n+    (is (not (str/includes? before \"The Rust Programming Language\")))\n+    (let [sse (curl-fetch-ui-sse app-base \"reddit.com/r/rust\" \"self\")]\n+      (is (zero? (:exit sse)) \"POST /ui fetch_entity (self) SSE succeeds\")\n+      (is (str/includes? (:out sse) \"Idiomorph.morph\"))\n+      (is (str/includes? (:out sse) \"The Rust Programming Language\"))\n+      (is (wait-event-log log-path 2000) \"event log written\"))\n+    (let [after (:out (process/shell {:out :string :err :string}\n+                                     \"curl\" \"-sf\" browse-url))\n+          log (slurp (io/file log-path))]\n+      (is (str/includes? after \"The Rust Programming Language\"))\n+      (is (str/includes? log \"\\\"type\\\":\\\"entity_imported\\\"\"))\n+      (is (str/includes? log \"\\\"subscribers\\\":350000\"))\n+      (is (str/includes? log \"\\\"display_name\\\":\\\"rust\\\"\")))\n+    (let [children-sse (curl-fetch-ui-sse app-base \"reddit.com/r/rust\" \"children\")]\n+      (is (zero? (:exit children-sse)) \"POST /ui fetch_entity (children) SSE succeeds\")\n+      (is (str/includes? (:out children-sse) \"Idiomorph.morph\"))\n+      (is (str/includes? (:out children-sse) \"Announcing Rust 1.99\")))\n+    (let [after-children (:out (process/shell {:out :string :err :string}\n+                                              \"curl\" \"-sf\" browse-url))\n+          log2 (slurp (io/file log-path))]\n+      (is (str/includes? after-children \"Announcing Rust 1.99\"))\n+      (is (str/includes? after-children \"Unranked\"))\n+      (is (str/includes? log2 \"announcing_rust_199\")))))\n+\n (deftest reddit-fetch-via-mock-api\n   (testing \"Fetch more queues import; event log stores full payload; page shows title\"\n     (let [root (repo-root)\n@@ -102,24 +132,7 @@\n                                     bin)]\n           (try\n             (is (wait-health app-base 20000) \"app healthz\")\n-            (let [browse-url (str app-base \"/~/https://reddit.com/r/rust\")\n-                  before (:out (process/shell {:out :string :err :string}\n-                                              \"curl\" \"-sf\" browse-url))]\n-              (is (str/includes? before \"Fetch from Reddit\"))\n-              (is (not (str/includes? before \"The Rust Programming Language\")))\n-              (let [log-path (str data-dir \"/events.jsonl\")\n-                    sse (curl-fetch-ui-sse app-base \"reddit.com/r/rust\")]\n-                (is (zero? (:exit sse)) \"POST /ui fetch_entity SSE succeeds\")\n-                (is (str/includes? (:out sse) \"event: complete\"))\n-                (is (str/includes? (:out sse) \"The Rust Programming Language\"))\n-                (is (wait-event-log log-path 2000) \"event log written\")\n-                (let [after (:out (process/shell {:out :string :err :string}\n-                                                 \"curl\" \"-sf\" browse-url))\n-                      log (slurp (io/file log-path))]\n-                  (is (str/includes? after \"The Rust Programming Language\"))\n-                  (is (str/includes? log \"\\\"type\\\":\\\"entity_imported\\\"\"))\n-                  (is (str/includes? log \"\\\"subscribers\\\":350000\"))\n-                  (is (str/includes? log \"\\\"display_name\\\":\\\"rust\\\"\")))))\n+            (run-reddit-fetch-assertions app-base data-dir)\n             (finally\n               (process/destroy proc))))\n         (finally\ndiff --git a/test/smoke.clj b/test/smoke.clj\nindex 11887c48282088e140d823a88ba616f6325835b3..ce9f958c84b9a89ae55e215ab519f1df6435e24b 100644\n--- a/test/smoke.clj\n+++ b/test/smoke.clj\n@@ -49,7 +49,7 @@\n           (is (wait-health base 15000) \"server responds to /healthz\")\n           (let [home (:out (process/shell {:out :string :err :string}\n                                          \"curl\" \"-sf\" (str base \"/\")))]\n-            (is (str/includes? home \"vote-panel\"))\n+            (is (str/includes? home \"entity-section\"))\n             (is (str/includes? home \"ranking-panel\"))\n             (is (str/includes? home \"parser-panel\"))\n             (is (str/includes? home \"__rpc__\")))\n","role":"user"}],"model":"~x-ai/grok-latest"}