From dbd6366285b23483567f2c1dc814fc9f371c4c64 Mon Sep 17 00:00:00 2001
From: gramanas <anastasis.gramm2@gmail.com>
Date: Mon, 20 Dec 2021 22:52:48 +0200
Subject: merge steps

---
 src/types.c | 51 +++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 45 insertions(+), 6 deletions(-)

(limited to 'src/types.c')

diff --git a/src/types.c b/src/types.c
index d9253af..3e720b8 100644
--- a/src/types.c
+++ b/src/types.c
@@ -237,6 +237,17 @@ copy_items(recipe * dst, recipe * src)
   }
 }
 
+void
+copy_steps(recipe * dst, recipe * src)
+{
+  if (!dst || !src) return;
+  for (int i = 0; i < src->sn; i++) {
+    new_step(dst);
+    dst->s[dst->sn - 1]->inst = strdup(src->s[i]->inst);
+    dst->s[dst->sn - 1]->type = src->s[i]->type;
+  }
+}
+
 static void
 join_subrecipe_items(recipe * dst, recipe * src)
 {
@@ -258,13 +269,27 @@ join_subrecipe_items(recipe * dst, recipe * src)
   }
 }
 
+static void
+join_subrecipe_steps(recipe * dst, recipe * src)
+{
+  if (!src || !dst) return;
+  for (int i = 0; i < src->rn; i++) {
+    join_subrecipe_steps(dst, src->r[i]);
+    for (int j = 0; j < src->r[i]->sn; j++) {
+      new_step(dst);
+      dst->s[dst->sn - 1]->inst = strdup(src->r[i]->s[j]->inst);
+      dst->s[dst->sn - 1]->type = src->r[i]->s[j]->type;
+    }
+  }
+}
+
 void
-merge_items(recipe * dst, recipe * src)
+merge_steps(recipe * dst, recipe * src)
 {
-  /* Join all items in src's subrecipes to dst  */
-  join_subrecipe_items(dst, src);
-  /* Copy src items as well to dst */
-  copy_items(dst, src);
+  /* Join all steps in src's subrecipes to dst  */
+  join_subrecipe_steps(dst, src);
+  /* Copy src steps as well to dst */
+  copy_steps(dst, src);
 }
 
 static int
@@ -276,7 +301,11 @@ item_exists(const char * name, const recipe * r)
   return -1;
 }
 
-void
+/**
+ * Sum all top level item qtys in `src` and add them to `dst`
+ * making sure each item name exists only once.
+ */
+static void
 distinct_sum_items(recipe * dst, recipe * src)
 {
   if (!dst || !src) return;
@@ -297,3 +326,13 @@ distinct_sum_items(recipe * dst, recipe * src)
     }
   }
 }
+
+void
+merge_items(recipe * dst, recipe * src)
+{
+  /* Join all items in src's subrecipes to dst  */
+  join_subrecipe_items(dst, src);
+  /* Copy src items as well to dst */
+  copy_items(dst, src);
+  distinct_sum_items(dst, dst);
+}
-- 
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