#include <stdint.h>
#include <stdlib.h>
#include "el_runtime.h"

el_val_t parse_port(el_val_t bind);
el_val_t ok_json(void);
el_val_t err_json(el_val_t msg);
el_val_t strip_query(el_val_t path);
el_val_t query_param(el_val_t path, el_val_t key);
el_val_t query_int(el_val_t path, el_val_t key, el_val_t default_val);
el_val_t extract_id(el_val_t path, el_val_t prefix);
el_val_t route_stats(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_act_stats(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_text_health(el_val_t method, el_val_t path, el_val_t body);
el_val_t persist_canonical(void);
el_val_t route_create_node(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_get_node(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_scan_nodes(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_scan_edges(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_search(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_activate(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_create_edge(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_create_edges_batch(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_neighbors(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_strengthen(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_forget(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_save(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_load(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_health(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_embed_backfill(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_sync(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_load_merge(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_emit_ise(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_capture_knowledge(el_val_t method, el_val_t path, el_val_t body);
el_val_t route_similarity(el_val_t method, el_val_t path, el_val_t body);
el_val_t check_auth_ok(el_val_t method, el_val_t body);
el_val_t handle_request(el_val_t method, el_val_t path, el_val_t body);

el_val_t bind_raw;
el_val_t bind_str;
el_val_t port;
el_val_t data_dir_raw;
el_val_t data_dir;
el_val_t snapshot_path;
el_val_t boot_snap;

el_val_t parse_port(el_val_t bind) {
  el_val_t colon = str_index_of(bind, EL_STR(":"));
  if (colon < 0) {
    return str_to_int(bind);
  }
  el_val_t after = str_slice(bind, (colon + 1), str_len(bind));
  return str_to_int(after);
  return 0;
}

el_val_t ok_json(void) {
  return EL_STR("{\"ok\":true}");
  return 0;
}

el_val_t err_json(el_val_t msg) {
  return el_str_concat(el_str_concat(EL_STR("{\"error\":\""), msg), EL_STR("\"}"));
  return 0;
}

el_val_t strip_query(el_val_t path) {
  el_val_t q = str_index_of(path, EL_STR("?"));
  if (q < 0) {
    return path;
  }
  return str_slice(path, 0, q);
  return 0;
}

el_val_t query_param(el_val_t path, el_val_t key) {
  el_val_t q = str_index_of(path, EL_STR("?"));
  if (q < 0) {
    return EL_STR("");
  }
  el_val_t qs = str_slice(path, (q + 1), str_len(path));
  el_val_t needle = el_str_concat(key, EL_STR("="));
  el_val_t pos = str_index_of(qs, needle);
  if (pos < 0) {
    return EL_STR("");
  }
  el_val_t after = str_slice(qs, (pos + str_len(needle)), str_len(qs));
  el_val_t amp = str_index_of(after, EL_STR("&"));
  if (amp < 0) {
    return after;
  }
  return str_slice(after, 0, amp);
  return 0;
}

el_val_t query_int(el_val_t path, el_val_t key, el_val_t default_val) {
  el_val_t v = query_param(path, key);
  if (str_eq(v, EL_STR(""))) {
    return default_val;
  }
  return str_to_int(v);
  return 0;
}

el_val_t extract_id(el_val_t path, el_val_t prefix) {
  el_val_t clean = strip_query(path);
  if (!str_starts_with(clean, prefix)) {
    return EL_STR("");
  }
  el_val_t after = str_slice(clean, str_len(prefix), str_len(clean));
  el_val_t slash = str_index_of(after, EL_STR("/"));
  if (slash < 0) {
    return after;
  }
  return str_slice(after, 0, slash);
  return 0;
}

el_val_t route_stats(el_val_t method, el_val_t path, el_val_t body) {
  return engram_stats_json();
  return 0;
}

el_val_t route_act_stats(el_val_t method, el_val_t path, el_val_t body) {
  return engram_act_stats_json();
  return 0;
}

el_val_t route_text_health(el_val_t method, el_val_t path, el_val_t body) {
  return engram_text_health_json();
  return 0;
}

el_val_t persist_canonical(void) {
  el_val_t dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  el_val_t dir = ({ el_val_t _if_result_1 = 0; if (str_eq(dir_raw, EL_STR(""))) { _if_result_1 = (EL_STR("/tmp/engram")); } else { _if_result_1 = (dir_raw); } _if_result_1; });
  engram_save(el_str_concat(dir, EL_STR("/snapshot.json")));
  return 1;
  return 0;
}

el_val_t route_create_node(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t content = json_get_string(body, EL_STR("content"));
  el_val_t nt_raw = json_get_string(body, EL_STR("node_type"));
  el_val_t node_type = ({ el_val_t _if_result_2 = 0; if (str_eq(nt_raw, EL_STR(""))) { _if_result_2 = (EL_STR("Memory")); } else { _if_result_2 = (nt_raw); } _if_result_2; });
  el_val_t sal_present = json_get_raw(body, EL_STR("salience"));
  el_val_t salience = ({ el_val_t _if_result_3 = 0; if (str_eq(sal_present, EL_STR(""))) { _if_result_3 = (el_from_float(0.5)); } else { _if_result_3 = (json_get_float(body, EL_STR("salience"))); } _if_result_3; });
  el_val_t label_raw = json_get_string(body, EL_STR("label"));
  el_val_t label = ({ el_val_t _if_result_4 = 0; if (str_eq(label_raw, EL_STR(""))) { _if_result_4 = (content); } else { _if_result_4 = (label_raw); } _if_result_4; });
  el_val_t imp_present = json_get_raw(body, EL_STR("importance"));
  el_val_t importance = ({ el_val_t _if_result_5 = 0; if (str_eq(imp_present, EL_STR(""))) { _if_result_5 = (el_from_float(0.5)); } else { _if_result_5 = (json_get_float(body, EL_STR("importance"))); } _if_result_5; });
  el_val_t conf_present = json_get_raw(body, EL_STR("confidence"));
  el_val_t confidence = ({ el_val_t _if_result_6 = 0; if (str_eq(conf_present, EL_STR(""))) { _if_result_6 = (el_from_float(1.0)); } else { _if_result_6 = (json_get_float(body, EL_STR("confidence"))); } _if_result_6; });
  el_val_t tier_raw = json_get_string(body, EL_STR("tier"));
  el_val_t tier = ({ el_val_t _if_result_7 = 0; if (str_eq(tier_raw, EL_STR(""))) { _if_result_7 = (EL_STR("Working")); } else { _if_result_7 = (tier_raw); } _if_result_7; });
  el_val_t tags = json_get_string(body, EL_STR("tags"));
  el_val_t id = engram_node_full(content, node_type, label, salience, importance, confidence, tier, tags);
  el_val_t saved = persist_canonical();
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"id\":\""), id), EL_STR("\",\"content\":\"")), content), EL_STR("\",\"node_type\":\"")), node_type), EL_STR("\"}"));
  return 0;
}

el_val_t route_get_node(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t id = extract_id(path, EL_STR("/api/nodes/"));
  if (str_eq(id, EL_STR(""))) {
    return err_json(EL_STR("missing id"));
  }
  return engram_get_node_json(id);
  return 0;
}

el_val_t route_scan_nodes(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t limit = query_int(path, EL_STR("limit"), 50);
  el_val_t offset = query_int(path, EL_STR("offset"), 0);
  el_val_t nt = query_param(path, EL_STR("node_type"));
  if (str_eq(nt, EL_STR(""))) {
    return engram_scan_nodes_json(limit, offset);
  }
  return engram_scan_nodes_by_type_json(nt, limit, offset);
  return 0;
}

el_val_t route_scan_edges(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  el_val_t dir = ({ el_val_t _if_result_8 = 0; if (str_eq(dir_raw, EL_STR(""))) { _if_result_8 = (EL_STR("/tmp/engram")); } else { _if_result_8 = (dir_raw); } _if_result_8; });
  el_val_t snap_path = el_str_concat(dir, EL_STR("/.scan-export.json"));
  engram_save(snap_path);
  el_val_t snap = fs_read(snap_path);
  if (str_eq(snap, EL_STR(""))) {
    return EL_STR("[]");
  }
  el_val_t edges = json_get_raw(snap, EL_STR("edges"));
  if (str_eq(edges, EL_STR(""))) {
    return EL_STR("[]");
  }
  return edges;
  return 0;
}

el_val_t route_search(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t q = ({ el_val_t _if_result_9 = 0; if (str_eq(method, EL_STR("GET"))) { _if_result_9 = (query_param(path, EL_STR("q"))); } else { _if_result_9 = (json_get_string(body, EL_STR("query"))); } _if_result_9; });
  el_val_t lim_url = query_int(path, EL_STR("limit"), 0);
  el_val_t lim_body = json_get_int(body, EL_STR("limit"));
  el_val_t lim_either = ({ el_val_t _if_result_10 = 0; if ((lim_url > 0)) { _if_result_10 = (lim_url); } else { _if_result_10 = (lim_body); } _if_result_10; });
  el_val_t limit = ({ el_val_t _if_result_11 = 0; if ((lim_either > 0)) { _if_result_11 = (lim_either); } else { _if_result_11 = (20); } _if_result_11; });
  return engram_search_json(q, limit);
  return 0;
}

el_val_t route_activate(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t q = ({ el_val_t _if_result_12 = 0; if (str_eq(method, EL_STR("GET"))) { _if_result_12 = (query_param(path, EL_STR("q"))); } else { _if_result_12 = (json_get_string(body, EL_STR("query"))); } _if_result_12; });
  if (str_eq(q, EL_STR(""))) {
    return err_json(EL_STR("missing query"));
  }
  el_val_t d_raw = ({ el_val_t _if_result_13 = 0; if (str_eq(method, EL_STR("GET"))) { _if_result_13 = (query_int(path, EL_STR("depth"), 3)); } else { _if_result_13 = (json_get_int(body, EL_STR("depth"))); } _if_result_13; });
  el_val_t depth = ({ el_val_t _if_result_14 = 0; if ((d_raw > 0)) { _if_result_14 = (d_raw); } else { _if_result_14 = (3); } _if_result_14; });
  return el_str_concat(el_str_concat(EL_STR("{\"results\":"), engram_activate_json(q, depth)), EL_STR("}"));
  return 0;
}

el_val_t route_create_edge(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t from_id = json_get_string(body, EL_STR("from_id"));
  el_val_t to_id = json_get_string(body, EL_STR("to_id"));
  el_val_t rel_raw = json_get_string(body, EL_STR("relation"));
  el_val_t relation = ({ el_val_t _if_result_15 = 0; if (str_eq(rel_raw, EL_STR(""))) { _if_result_15 = (EL_STR("associates")); } else { _if_result_15 = (rel_raw); } _if_result_15; });
  el_val_t w_present = json_get_raw(body, EL_STR("weight"));
  el_val_t weight = ({ el_val_t _if_result_16 = 0; if (str_eq(w_present, EL_STR(""))) { _if_result_16 = (el_from_float(0.5)); } else { _if_result_16 = (json_get_float(body, EL_STR("weight"))); } _if_result_16; });
  engram_connect(from_id, to_id, weight, relation);
  el_val_t saved = persist_canonical();
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"from_id\":\""), from_id), EL_STR("\",\"to_id\":\"")), to_id), EL_STR("\",\"relation\":\"")), relation), EL_STR("\"}"));
  return 0;
}

el_val_t route_create_edges_batch(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t arr = json_get_raw(body, EL_STR("edges"));
  if (str_eq(arr, EL_STR(""))) {
    return err_json(EL_STR("missing edges array"));
  }
  el_val_t n = json_array_len(arr);
  if (n == 0) {
    return EL_STR("{\"ok\":true,\"accepted\":0,\"skipped\":0}");
  }
  el_val_t i = 0;
  el_val_t accepted = 0;
  el_val_t skipped = 0;
  while (i < n) {
    el_val_t item = json_array_get(arr, i);
    el_val_t from_id = json_get_string(item, EL_STR("from_id"));
    el_val_t to_id = json_get_string(item, EL_STR("to_id"));
    if (str_eq(from_id, EL_STR("")) || str_eq(to_id, EL_STR(""))) {
      skipped = (skipped + 1);
    } else {
      el_val_t rel_raw = json_get_string(item, EL_STR("relation"));
      el_val_t relation = ({ el_val_t _if_result_17 = 0; if (str_eq(rel_raw, EL_STR(""))) { _if_result_17 = (EL_STR("associates")); } else { _if_result_17 = (rel_raw); } _if_result_17; });
      el_val_t w_present = json_get_raw(item, EL_STR("weight"));
      el_val_t weight = ({ el_val_t _if_result_18 = 0; if (str_eq(w_present, EL_STR(""))) { _if_result_18 = (el_from_float(0.5)); } else { _if_result_18 = (json_get_float(item, EL_STR("weight"))); } _if_result_18; });
      engram_connect(from_id, to_id, weight, relation);
      accepted = (accepted + 1);
    }
    i = (i + 1);
  }
  if (accepted > 0) {
    el_val_t saved = persist_canonical();
  }
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"accepted\":"), int_to_str(accepted)), EL_STR(",\"skipped\":")), int_to_str(skipped)), EL_STR("}"));
  return 0;
}

el_val_t route_neighbors(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t id = extract_id(path, EL_STR("/api/neighbors/"));
  if (str_eq(id, EL_STR(""))) {
    return err_json(EL_STR("missing id"));
  }
  el_val_t depth = query_int(path, EL_STR("depth"), 1);
  return engram_neighbors_json(id, depth, EL_STR("both"));
  return 0;
}

el_val_t route_strengthen(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t id = json_get_string(body, EL_STR("node_id"));
  if (str_eq(id, EL_STR(""))) {
    return err_json(EL_STR("missing node_id"));
  }
  engram_strengthen(id);
  el_val_t saved = persist_canonical();
  return ok_json();
  return 0;
}

el_val_t route_forget(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t id = extract_id(path, EL_STR("/api/nodes/"));
  if (str_eq(id, EL_STR(""))) {
    return err_json(EL_STR("missing id"));
  }
  engram_forget(id);
  el_val_t saved = persist_canonical();
  return ok_json();
  return 0;
}

el_val_t route_save(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t p_raw = json_get_string(body, EL_STR("path"));
  el_val_t dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  el_val_t dir = ({ el_val_t _if_result_19 = 0; if (str_eq(dir_raw, EL_STR(""))) { _if_result_19 = (EL_STR("/tmp/engram")); } else { _if_result_19 = (dir_raw); } _if_result_19; });
  el_val_t p = ({ el_val_t _if_result_20 = 0; if (str_eq(p_raw, EL_STR(""))) { _if_result_20 = (el_str_concat(dir, EL_STR("/snapshot.json"))); } else { _if_result_20 = (p_raw); } _if_result_20; });
  engram_save(p);
  return el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"path\":\""), p), EL_STR("\"}"));
  return 0;
}

el_val_t route_load(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t p_raw = json_get_string(body, EL_STR("path"));
  el_val_t dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  el_val_t dir = ({ el_val_t _if_result_21 = 0; if (str_eq(dir_raw, EL_STR(""))) { _if_result_21 = (EL_STR("/tmp/engram")); } else { _if_result_21 = (dir_raw); } _if_result_21; });
  el_val_t p = ({ el_val_t _if_result_22 = 0; if (str_eq(p_raw, EL_STR(""))) { _if_result_22 = (el_str_concat(dir, EL_STR("/snapshot.json"))); } else { _if_result_22 = (p_raw); } _if_result_22; });
  engram_load(p);
  return ok_json();
  return 0;
}

el_val_t route_health(el_val_t method, el_val_t path, el_val_t body) {
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"status\":\"ok\",\"engine\":\"engram-runtime-native\",\"node_count\":"), int_to_str(engram_node_count())), EL_STR(",\"edge_count\":")), int_to_str(engram_edge_count())), EL_STR("}"));
  return 0;
}

el_val_t route_embed_backfill(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t n = query_int(path, EL_STR("n"), 32);
  el_val_t result = engram_embed_backfill(n);
  el_val_t done = json_get_float(result, EL_STR("embedded"));
  if (done > el_from_float(0.0)) {
    el_val_t saved = persist_canonical();
  }
  return result;
  return 0;
}

el_val_t route_sync(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  el_val_t dir = ({ el_val_t _if_result_23 = 0; if (str_eq(dir_raw, EL_STR(""))) { _if_result_23 = (EL_STR("/tmp/engram")); } else { _if_result_23 = (dir_raw); } _if_result_23; });
  el_val_t snap_path = el_str_concat(dir, EL_STR("/.sync-export.json"));
  engram_save(snap_path);
  el_val_t snap = fs_read(snap_path);
  if (str_eq(snap, EL_STR(""))) {
    return err_json(EL_STR("sync export failed: snapshot unreadable"));
  }
  return snap;
  return 0;
}

el_val_t route_load_merge(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t p = json_get_string(body, EL_STR("path"));
  if (str_eq(p, EL_STR(""))) {
    return err_json(EL_STR("path is required"));
  }
  if (str_eq(fs_read(p), EL_STR(""))) {
    return err_json(EL_STR("file missing or empty"));
  }
  el_val_t before_n = engram_node_count();
  el_val_t before_e = engram_edge_count();
  engram_load_merge(p);
  el_val_t added_n = (engram_node_count() - before_n);
  el_val_t added_e = (engram_edge_count() - before_e);
  el_val_t saved = persist_canonical();
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"nodes_added\":"), int_to_str(added_n)), EL_STR(",\"edges_added\":")), int_to_str(added_e)), EL_STR(",\"node_count\":")), int_to_str(engram_node_count())), EL_STR("}"));
  return 0;
}

el_val_t route_emit_ise(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t content = json_get_string(body, EL_STR("content"));
  if (str_eq(content, EL_STR(""))) {
    return err_json(EL_STR("missing content"));
  }
  el_val_t sal = el_from_float(0.3);
  el_val_t imp = el_from_float(0.3);
  el_val_t conf = el_from_float(0.8);
  el_val_t id = engram_node_full(content, EL_STR("InternalStateEvent"), EL_STR("state-event"), sal, imp, conf, EL_STR("Episodic"), EL_STR("[\"internal-state\",\"InternalStateEvent\"]"));
  el_val_t ret_raw = env(EL_STR("ENGRAM_ISE_RETENTION_MS"));
  el_val_t ret_ms = ({ el_val_t _if_result_24 = 0; if (str_eq(ret_raw, EL_STR(""))) { _if_result_24 = (172800000); } else { _if_result_24 = (str_to_int(ret_raw)); } _if_result_24; });
  el_val_t pruned = engram_prune_telemetry(ret_ms);
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"id\":\""), id), EL_STR("\",\"pruned\":")), int_to_str(pruned)), EL_STR("}"));
  return 0;
}

el_val_t route_capture_knowledge(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t content = json_get_string(body, EL_STR("content"));
  if (str_eq(content, EL_STR(""))) {
    return err_json(EL_STR("missing content"));
  }
  el_val_t title = json_get_string(body, EL_STR("title"));
  el_val_t label = ({ el_val_t _if_result_25 = 0; if (str_eq(title, EL_STR(""))) { _if_result_25 = (str_slice(content, 0, 60)); } else { _if_result_25 = (title); } _if_result_25; });
  el_val_t category_raw = json_get_string(body, EL_STR("category"));
  el_val_t category = ({ el_val_t _if_result_26 = 0; if (str_eq(category_raw, EL_STR(""))) { _if_result_26 = (EL_STR("other")); } else { _if_result_26 = (category_raw); } _if_result_26; });
  el_val_t ktier_raw = json_get_string(body, EL_STR("tier"));
  el_val_t ktier = ({ el_val_t _if_result_27 = 0; if (str_eq(ktier_raw, EL_STR(""))) { _if_result_27 = (EL_STR("note")); } else { _if_result_27 = (ktier_raw); } _if_result_27; });
  el_val_t project = json_get_string(body, EL_STR("project"));
  el_val_t tags_raw = json_get_raw(body, EL_STR("tags"));
  el_val_t tags_base = ({ el_val_t _if_result_28 = 0; if (str_eq(tags_raw, EL_STR(""))) { _if_result_28 = (EL_STR("[]")); } else { _if_result_28 = (tags_raw); } _if_result_28; });
  el_val_t base_len = str_len(tags_base);
  el_val_t head = str_slice(tags_base, 0, (base_len - 1));
  el_val_t sep = ({ el_val_t _if_result_29 = 0; if (str_eq(head, EL_STR("["))) { _if_result_29 = (EL_STR("")); } else { _if_result_29 = (EL_STR(",")); } _if_result_29; });
  el_val_t safe_cat = str_replace(category, EL_STR("\""), EL_STR("'"));
  el_val_t safe_tier = str_replace(ktier, EL_STR("\""), EL_STR("'"));
  el_val_t safe_proj = str_replace(project, EL_STR("\""), EL_STR("'"));
  el_val_t proj_tag = ({ el_val_t _if_result_30 = 0; if (str_eq(safe_proj, EL_STR(""))) { _if_result_30 = (EL_STR("")); } else { _if_result_30 = (el_str_concat(el_str_concat(EL_STR(",\"project:"), safe_proj), EL_STR("\""))); } _if_result_30; });
  el_val_t tags = el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(head, sep), EL_STR("\"category:")), safe_cat), EL_STR("\",\"tier:")), safe_tier), EL_STR("\"")), proj_tag), EL_STR("]"));
  el_val_t sal = el_from_float(0.5);
  el_val_t imp = el_from_float(0.5);
  el_val_t conf = el_from_float(0.9);
  el_val_t id = engram_node_full(content, EL_STR("Knowledge"), label, sal, imp, conf, EL_STR("Semantic"), tags);
  el_val_t saved = persist_canonical();
  return el_str_concat(el_str_concat(EL_STR("{\"ok\":true,\"id\":\""), id), EL_STR("\"}"));
  return 0;
}

el_val_t route_similarity(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t a = query_param(path, EL_STR("a"));
  el_val_t b = query_param(path, EL_STR("b"));
  if (str_eq(a, EL_STR(""))) {
    return err_json(EL_STR("missing a"));
  }
  if (str_eq(b, EL_STR(""))) {
    return err_json(EL_STR("missing b"));
  }
  el_val_t sim = engram_cosine_sim(a, b);
  return el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(el_str_concat(EL_STR("{\"a\":\""), a), EL_STR("\",\"b\":\"")), b), EL_STR("\",\"cosine\":")), float_to_str(sim)), EL_STR("}"));
  return 0;
}

el_val_t check_auth_ok(el_val_t method, el_val_t body) {
  el_val_t key = env(EL_STR("ENGRAM_API_KEY"));
  if (str_eq(key, EL_STR(""))) {
    return 1;
  }
  if (str_eq(method, EL_STR("GET"))) {
    return 1;
  }
  el_val_t provided = json_get_string(body, EL_STR("_auth"));
  if (str_eq(provided, key)) {
    return 1;
  }
  return 0;
  return 0;
}

el_val_t handle_request(el_val_t method, el_val_t path, el_val_t body) {
  el_val_t clean = strip_query(path);
  if (str_eq(method, EL_STR("GET"))) {
    if (str_eq(clean, EL_STR("/health")) || str_eq(clean, EL_STR("/"))) {
      return route_health(method, path, body);
    }
  }
  if (str_eq(method, EL_STR("POST")) && str_eq(clean, EL_STR("/api/neuron/state-events"))) {
    return route_emit_ise(method, path, body);
  }
  if (!check_auth_ok(method, body)) {
    return err_json(EL_STR("unauthorized"));
  }
  if (str_eq(method, EL_STR("POST")) && str_eq(clean, EL_STR("/api/neuron/knowledge/capture"))) {
    return route_capture_knowledge(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && (str_eq(clean, EL_STR("/api/stats")) || str_eq(clean, EL_STR("/stats")))) {
    return route_stats(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && (str_eq(clean, EL_STR("/api/act-stats")) || str_eq(clean, EL_STR("/act-stats")))) {
    return route_act_stats(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && (str_eq(clean, EL_STR("/api/text-health")) || str_eq(clean, EL_STR("/text-health")))) {
    return route_text_health(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/nodes")) || str_eq(clean, EL_STR("/nodes")))) {
    return route_create_node(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && (((str_eq(clean, EL_STR("/api/nodes")) || str_eq(clean, EL_STR("/nodes"))) || str_eq(clean, EL_STR("/nodes/list"))) || str_eq(clean, EL_STR("/api/nodes/list")))) {
    return route_scan_nodes(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && (str_eq(clean, EL_STR("/api/edges")) || str_eq(clean, EL_STR("/edges")))) {
    return route_scan_edges(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_starts_with(clean, EL_STR("/api/nodes/"))) {
    return route_get_node(method, path, body);
  }
  if (str_eq(method, EL_STR("DELETE")) && str_starts_with(clean, EL_STR("/api/nodes/"))) {
    return route_forget(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/edges")) || str_eq(clean, EL_STR("/edges")))) {
    return route_create_edge(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/edges/batch")) || str_eq(clean, EL_STR("/edges/batch")))) {
    return route_create_edges_batch(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_starts_with(clean, EL_STR("/api/neighbors/"))) {
    return route_neighbors(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/activate")) || str_eq(clean, EL_STR("/activate")))) {
    return route_activate(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_starts_with(clean, EL_STR("/api/activate"))) {
    return route_activate(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/search")) || str_eq(clean, EL_STR("/search")))) {
    return route_search(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_starts_with(clean, EL_STR("/api/search"))) {
    return route_search(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/strengthen")) || str_eq(clean, EL_STR("/strengthen")))) {
    return route_strengthen(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/save")) || str_eq(clean, EL_STR("/save")))) {
    return route_save(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/load")) || str_eq(clean, EL_STR("/load")))) {
    return route_load(method, path, body);
  }
  if (str_eq(method, EL_STR("POST")) && (str_eq(clean, EL_STR("/api/load-merge")) || str_eq(clean, EL_STR("/load-merge")))) {
    return route_load_merge(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_eq(clean, EL_STR("/api/sync"))) {
    return route_sync(method, path, body);
  }
  if (str_eq(clean, EL_STR("/api/embed-backfill"))) {
    return route_embed_backfill(method, path, body);
  }
  if (str_eq(method, EL_STR("GET")) && str_starts_with(clean, EL_STR("/api/similarity"))) {
    return route_similarity(method, path, body);
  }
  return el_str_concat(el_str_concat(EL_STR("{\"error\":\"not found\",\"path\":\""), clean), EL_STR("\"}"));
  return 0;
}

int main(int _argc, char** _argv) {
  el_runtime_init_args(_argc, _argv);
  bind_raw = env(EL_STR("ENGRAM_BIND"));
  bind_str = ({ el_val_t _if_result_31 = 0; if (str_eq(bind_raw, EL_STR(""))) { _if_result_31 = (EL_STR(":8742")); } else { _if_result_31 = (bind_raw); } _if_result_31; });
  port = parse_port(bind_str);
  data_dir_raw = env(EL_STR("ENGRAM_DATA_DIR"));
  data_dir = ({ el_val_t _if_result_32 = 0; if (str_eq(data_dir_raw, EL_STR(""))) { _if_result_32 = (EL_STR("/tmp/engram")); } else { _if_result_32 = (data_dir_raw); } _if_result_32; });
  snapshot_path = el_str_concat(data_dir, EL_STR("/snapshot.json"));
  engram_load(snapshot_path);
  boot_snap = fs_read(snapshot_path);
  if (!str_eq(boot_snap, EL_STR(""))) {
    if (engram_node_count() == 0) {
      println(EL_STR("[engram] WARNING: snapshot.json is non-empty but load produced 0 nodes \xe2\x80\x94 preserving copy at snapshot.failed-load.json"));
      fs_write(el_str_concat(data_dir, EL_STR("/snapshot.failed-load.json")), boot_snap);
    } else {
      fs_write(el_str_concat(data_dir, EL_STR("/snapshot.boot-backup.json")), boot_snap);
    }
  }
  println(EL_STR("[engram] runtime-native graph engine"));
  println(el_str_concat(EL_STR("[engram] data_dir="), data_dir));
  println(el_str_concat(EL_STR("[engram] node_count="), int_to_str(engram_node_count())));
  println(el_str_concat(EL_STR("[engram] edge_count="), int_to_str(engram_edge_count())));
  println(el_str_concat(EL_STR("[engram] listening on "), int_to_str(port)));
  http_set_handler(EL_STR("handle_request"));
  http_serve(port, EL_STR("handle_request"));
  return 0;
}