Add support for shattering

.github/workflows/scrape_retail.yaml

@@ -27,3 +27,4 @@ jobs:
         disenchantable: disenchantable
         scrappable: scrappable
         crushable: crushable
+        shatterable: shatterable

README.md

@@ -26,6 +26,7 @@ The following "salvaging" is supported:
   - [Engineering picks](https://www.wowhead.com/items/consumables?filter=107:99;0:5;lock:0#0+2+18)
 - [Scrapping](https://www.wowhead.com/spell=382374)
 - [Crushing](https://www.wowhead.com/spell=395696)
+- [Shattering](https://www.wowhead.com/spell=391302)
 
 In addition, Molinari also works for lockpicking in the trade window.
 

api/items.lua

@@ -53,6 +53,15 @@ function addon:IsScrappable(itemID)
 	end
 end
 
+function addon:IsShatterable(itemID)
+	if addon:IsRetail() then
+		local info = addon.data.shatterable[itemID]
+		if info then
+			return info[1], addon.colors.disenchantable, info[2]
+		end
+	end
+end
+
 function addon:NonDisenchantable(itemID)
 	return not not addon.data.nondisenchantable[itemID]
 end
@@ -119,6 +128,10 @@ function addon:IsSalvagable(itemID)
 	if spellID then
 		return spellID, color, numItems
 	end
+	spellID, color, numItems = addon:IsShatterable(itemID)
+	if spellID then
+		return spellID, color, numItems
+	end
 	spellID, color = addon:IsDisenchantable(itemID)
 	if spellID then
 		return spellID, color

scripts/shatterable.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+
+from utils import *
+
+itemSparse = CSVReader(open('dbc/itemsparse.csv', 'r'))
+itemSalvageLoot = CSVReader(open('dbc/itemsalvageloot.csv', 'r'))
+spellEffect = CSVReader(open('dbc/spelleffect.csv', 'r'))
+
+recipeSpellIDs = {
+  44: 391302, # Crystalline Shatter (Dragon Isles)
+  45: 391304, # Elemental Shatter (Dragon Isles)
+  86: 445466, # Shatter Essence (Khaz Algar)
+  # TODO: add new shatter recipe for Gleaming Shard
+}
+
+# figure out how many items are needed to perform the salvage
+spellItemsRequired = {}
+for _, spellID in recipeSpellIDs.items():
+  spellItemsRequired[spellID] = 0
+
+for row in spellEffect:
+  if row.SpellID in spellItemsRequired:
+    spellItemsRequired[row.SpellID] = row.EffectBasePointsF
+
+# iterate through ItemSalvageLoot for items that can be shattered
+items = {}
+for row in itemSalvageLoot:
+  if row.ItemSalvageID in recipeSpellIDs:
+    items[row.SalvagedItemID] = {
+      'itemID': row.SalvagedItemID,
+      'recipeSpellID': recipeSpellIDs[row.ItemSalvageID],
+      'numItems': spellItemsRequired[recipeSpellIDs[row.ItemSalvageID]],
+    }
+
+# shatterable items somehow not in ItemSalvageLoot
+items[124441] = { # Leylight Shard
+  'itemID': 124441,
+  'recipeSpellID': 224199, # Ley Shatter (Legion)
+  'numItems': 1,
+}
+items[124442] = { # Chaos Crystal
+  'itemID': 124442,
+  'recipeSpellID': 252106, # Chaos Shatter (Legion)
+  'numItems': 1,
+}
+
+# iterate through ItemSparse for shatterable items and add their names to the dict
+for row in itemSparse:
+  if row.ID in items:
+    if (getattr(row, 'Flags[0]') & 0x10) != 0:
+      # deprecated item
+      del items[row.ID]
+      continue
+
+    items[row.ID]['name'] = row.Display_lang
+
+# print data file structure
+templateLuaTable('shatterable', '\t[{itemID}] = {{{recipeSpellID}, {numItems}}}, -- {name}', items)