weaponplanner: add upgrade links

- add 'children' field to weapon JSON, with list of dicts
  containing 'id' and 'name' keys for weapons that can be
  upgraded from current weapon.

bin/mkjsonapi.py

@@ -4,14 +4,27 @@ import os
 import json
 import sys
 import errno
-from collections import defaultdict
 import urllib
+import argparse
 
 import _pathfix
 
 from mhapi.db import MHDB
 from mhapi import model
 
+ENTITIES = "item weapon monster armor skilltree skill decoration".split()
+
+def parse_args(argv=None):
+    parser = argparse.ArgumentParser(description=
+        "Create static JSON files that mimic a REST API for monster hunter data"
+    )
+    parser.add_argument("-o", "--outpath",
+                        help="output base directory, defaults to web/jsonapi/"
+                             " in project root")
+    parser.add_argument("entities", nargs="*",
+                        help=", ".join(ENTITIES))
+    return parser.parse_args(argv)
+
 
 def mkdirs_p(path):
     try:
@@ -162,8 +175,11 @@ def weapon_json(db, path):
     for w in weapons:
         weapon_path = file_path(path, w)
         w.update_indexes(indexes)
+        data = w.as_data()
+        child_weapons = db.get_weapons_by_parent(w.id)
+        data["children"] = [dict(id=c.id, name=c.name) for c in child_weapons]
         with open(weapon_path, "w") as f:
-            w.json_dump(f)
+            json.dump(data, f, cls=model.ModelJSONEncoder, indent=2)
 
         tree_path = os.path.join(path, "%s_tree.json" % w.id)
         costs = model.get_costs(db, w)
@@ -176,7 +192,7 @@ def weapon_json(db, path):
     write_index_file(path, indexes)
 
 
-def items_json(db, path):
+def item_json(db, path):
     items = db.get_items()
     mkdirs_p(path)
     write_list_file(path, items)
@@ -194,20 +210,22 @@ def items_json(db, path):
 def main():
     db = MHDB(_pathfix.db_path)
 
-    if len(sys.argv) > 1:
+    args = parse_args()
-        outpath = sys.argv[1]
+
-    else:
+    if not args.outpath:
-        outpath = os.path.join(_pathfix.web_path, "jsonapi")
+        args.outpath = os.path.join(_pathfix.web_path, "jsonapi")
 
-    weapon_json(db, os.path.join(outpath, "weapon"))
+    if args.entities:
-    items_json(db, os.path.join(outpath, "item"))
+        for entity in args.entities:
-    monster_json(db, os.path.join(outpath, "monster"))
+            if entity not in ENTITIES:
-    armor_json(db, os.path.join(outpath, "armor"))
+                print "Unknown entity: %s" % entity
-    skilltree_json(db, os.path.join(outpath, "skilltree"))
+                sys.exit(1)
-    skill_json(db, os.path.join(outpath, "skill"))
+    else:
-    decoration_json(db, os.path.join(outpath, "decoration"))
+        args.entities = ENTITIES
 
-    #quest_json(db, os.path.join(outpath, "quest"))
+    for entity in args.entities:
+        fn = globals()["%s_json" % entity]
+        fn(db, os.path.join(args.outpath, entity))
 
 
 if __name__ == '__main__':

mhapi/db.py

@@ -301,7 +301,8 @@ class MHDB(object):
 
     def get_weapon(self, weapon_id, get_components=False):
         weapon = self._query_one("weapon", """
-            SELECT * FROM weapons
+            SELECT items._id, items.name, items.buy, weapons.*
+            FROM weapons
             LEFT JOIN items ON weapons._id = items._id
             WHERE weapons._id=?
         """, (weapon_id,), model_cls=model.Weapon)
@@ -320,6 +321,18 @@ class MHDB(object):
             self._add_components(weapon)
         return weapon
 
+    def get_weapons_by_parent(self, parent_id, get_components=False):
+        weapons = self._query_all("weapon_by_parent", """
+            SELECT items._id, items.name, items.buy, weapons.*
+            FROM weapons
+            LEFT JOIN items ON weapons._id = items._id
+            WHERE weapons.parent_id=?
+        """, (parent_id,), model_cls=model.Weapon)
+        if get_components:
+            for weapon in weapons:
+                self._add_components(weapon)
+        return weapons
+
     def get_armors(self):
         return self._query_all("armors", """
             SELECT items._id, items.name, items.buy, armor.*

web/templates/weaponstats.ejs

@@ -33,4 +33,13 @@
 <span style="width:<%= sharpness_plus[6] %>px" class="purple"></span>
 </div>
 </td>
+<% if (children.length) { %>
+  <tr><td colspan="5"> -&gt;
+  <% for(var i=0; i<children.length; i++) { %>
+    <a href="weaponplanner.html?weapon=<%= encodeURIComponent(children[i]['name']) %>"
+        ><%= children[i]["name"] %></a>
+    <% if (i != children.length - 1) { %>|<% } %>
+  <% } %>
+  </td></tr>
+<% } %>
 </table>