engine can now send updates to uci

1 files changed, 72 insertions, 9 deletions

diff --git a/src/uci/response.c b/src/uci/response.c
index 83a8ee1..dbf4614 100644
--- a/src/uci/response.c
+++ b/src/uci/response.c
@@ -84,7 +84,11 @@ enum {
 };
 int current_state = STATE_INITIAL;
 
-void handle_uci(uci_state *state, ucicmd cmd) {
+void handle_uci(
+  uci_state *state,
+  engine_messages *engine_message,
+  ucicmd cmd
+) {
   if (current_state == STATE_INITIAL) {
     return handle_initial(state, cmd);
   }
@@ -98,7 +102,7 @@ void handle_uci(uci_state *state, ucicmd cmd) {
     return handle_ping(state, cmd);
   }
   if (current_state == STATE_ACTIVE) {
-    return handle_active(state, cmd);
+    return handle_active(state, engine_message, cmd);
   }
   return handle_halt(state, cmd);
 }
@@ -117,7 +121,9 @@ void handle_initial(uci_state *state, ucicmd cmd) {
   current_state = STATE_IDLE;
 }
 
-void handle_idle(uci_state *state, ucicmd cmd) {
+void handle_idle(
+  uci_state *state,
+  ucicmd cmd) {
   if (cmd.empty) return;
   if (strcmp(cmd.root, "debug") == 0) {
     state->debug = strcmp(ucicmd_get_arg(cmd, 0), "on") == 0;
@@ -139,7 +145,11 @@ void handle_idle(uci_state *state, ucicmd cmd) {
     *(--cursor) = 0;
     apply_option(state, name, buffer);
   } else if (strcmp(cmd.root, "ucinewgame") == 0) {
-    // clear game state here
+    if (state->moves != NULL) {
+      free(state->moves);
+      state->moves = NULL;
+      state->moves_count = 0;
+    }
   } else if (strcmp(cmd.root, "position") == 0) {
     int k = 0;
     char* mode = ucicmd_get_arg(cmd, 0);
@@ -152,16 +162,30 @@ void handle_idle(uci_state *state, ucicmd cmd) {
 
     if (cmd.args_count >= k) return;
     assert(strcmp(ucicmd_get_arg(cmd, k++), "moves") == 0);
-    struct uci_move *moves = malloc((cmd.args_count - k) * sizeof(struct uci_move));
+    assert(state->moves_count <= cmd.args_count - k);
+    int old_move_count = state->moves_count;
+    state->moves_count = cmd.args_count - k;
+    if (state->moves == NULL) {
+      state->moves = malloc(
+        state->moves_count * sizeof(struct uci_move)
+      );
+    } else {
+      state->moves = realloc(
+        state->moves,
+        state->moves_count * sizeof(struct uci_move)
+      );
+    }
     int l = 0;
+    k += old_move_count;
+    l += old_move_count;
     for (; k < cmd.args_count; k++) {
       char* move = ucicmd_get_arg(cmd, k);
-      moves[l++] = (struct uci_move) {
+      state->moves[l++] = (struct uci_move) {
         (move[0] - 'a') * 8 + (move[1] - '1'),
         (move[2] - 'a') * 8 + (move[3] - '1')
       };
     }
-    // SENT state->position & struct uci_move to ENGINE
+    state->go = 1;
   } else if (strcmp(cmd.root, "stop") == 0) {
   } else if (strcmp(cmd.root, "quit") == 0) {
     free(cmd.args);
@@ -206,11 +230,50 @@ void handle_ping(uci_state *state, ucicmd cmd) {
   current_state = STATE_ACTIVE;
 }
 
-void handle_active(uci_state *state, ucicmd cmd) {
+void handle_active(
+  uci_state *state,
+  engine_messages* engine_messages,
+  ucicmd cmd
+) {
+  for (int i = 0; i < engine_messages->count; i++) {
+    struct engine_message *old = engine_messages->data[i];
+    if (!old->ready) continue;
+    printf("INITIALIZED\n");
+    old->ready = 0;
+
+    printf(
+      "info depth %d seldepth %d multipv %d score cp %d nodes %d nps %d hashfull %d tbhits %d time %d pv",
+      old->depth,
+      old->seldepth,
+      old->multipv,
+      old->score_cp,
+      old->nodes,
+      old->nps,
+      old->hashfull,
+      old->tbhits,
+      old->time
+    );
+
+    for (int j = 0; j < old->pv.count; j++) {
+      struct uci_move move = old->pv.moves[i];
+      printf(
+        " %c%c%c%c",
+        (move.from / 8) + 'a',
+        (move.from % 8) + '1',
+        (move.to / 8) + 'a',
+        (move.to % 8) + '1'
+      );
+    }
+    printf("\n");
+    // // info depth 1 seldepth 1 multipv 1 score cp 18 nodes 20 nps 4000 hashfull 0 tbhits 0 time 5 pv e2e4
+    //
+    // engine_messages->data[i] = old->next;
+    // free(old);
+  }
+  // TODO: this section will call the engine to analysis
   if (cmd.empty) {
     return;
   }
-  // TODO: this section will call the engine to analysis
   if (strcmp(cmd.root, "isready") == 0) {
     current_state = STATE_PING;
   } else if (strcmp(cmd.root, "stop") == 0) {