minetest-mods/smart_inventory-cd2025
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crafting: fix crash on lookup unknown item

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This commit is contained in:
Alexander Weber 2017-02-28 21:34:12 +01:00
parent 93ee3be696
commit 2c45a5bc11
1 changed files with 66 additions and 55 deletions
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121
crafting.lua
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@ -10,65 +10,57 @@ local function update_preview(state)
local player = state.location.rootState.location.player
local listentry = state.param.crafting_recipes_preivew_listentry
local selected = state.param.crafting_recipes_preivew_selected
if not listentry.recipes[selected] then
selected = 1
end
state.param.crafting_recipes_preivew_selected = selected
if listentry.recipes[selected-1] then
state:get("preview_prev"):setVisible(true)
local itemdef = listentry.itemdef
local inf_state = state:get("inf_area"):getContainerState()
-- recipe to display and prepare them. Check for paging buttons needed
local recipe
if listentry.recipes then
if not listentry.recipes[selected] then
selected = 1
end
state.param.crafting_recipes_preivew_selected = selected
if listentry.recipes[selected-1] then
state:get("preview_prev"):setVisible(true)
else
state:get("preview_prev"):setVisible(false)
end
if listentry.recipes[selected+1] then
state:get("preview_next"):setVisible(true)
else
state:get("preview_next"):setVisible(false)
end
-- set right items for groups in recipe
if listentry.recipes[selected] then
recipe = table.copy(listentry.recipes[selected])
recipe.items = table.copy(recipe.items)
for key, recipe_item in pairs(recipe.items) do
local item = nil
if recipe_item:sub(1, 6) == "group:" then
local itemslist = cache.recipe_items_resolve_group(recipe_item)
for _, item_in_list in pairs(itemslist) do
if state.param.crafting_items_in_inventory[item_in_list.name] then
item = item_in_list.name
break
elseif doc_addon.is_revealed_item(item_in_list.name, player) then
item = item_in_list.name
elseif item == nil then
item = item_in_list.name
end
end
end
if item then
recipe.items[key] = item
end
end
end
else
state:get("preview_prev"):setVisible(false)
end
if listentry.recipes[selected+1] then
state:get("preview_next"):setVisible(true)
else
state:get("preview_next"):setVisible(false)
end
-- create the recipe preview, set right items for groups
local itemdef = listentry.itemdef
local recipe
if listentry.recipes[selected] then
recipe = table.copy(listentry.recipes[selected])
recipe.items = table.copy(recipe.items)
for key, recipe_item in pairs(recipe.items) do
local item = nil
if recipe_item:sub(1, 6) == "group:" then
local itemslist = cache.recipe_items_resolve_group(recipe_item)
for _, item_in_list in pairs(itemslist) do
if state.param.crafting_items_in_inventory[item_in_list.name] then
item = item_in_list.name
break
elseif doc_addon.is_revealed_item(item_in_list.name, player) then
item = item_in_list.name
elseif item == nil then
item = item_in_list.name
end
end
end
if item then
recipe.items[key] = item
end
end
end
-- update info area
local inf_state = state:get("inf_area"):getContainerState()
if itemdef then
inf_state:get("info1"):setText(itemdef.description)
inf_state:get("info2"):setText("("..itemdef.name..")")
if itemdef._doc_items_longdesc then
inf_state:get("info3"):setText(itemdef._doc_items_longdesc)
else
inf_state:get("info3"):setText("")
end
else
inf_state:get("info1"):setText("")
inf_state:get("info2"):setText("")
inf_state:get("info3"):setText("")
inf_state:get("cr_type"):setText("")
end
-- display the recipe result or selected item
if recipe then
if recipe.type ~="normal" then
inf_state:get("cr_type"):setText(recipe.type)
@ -88,6 +80,23 @@ local function update_preview(state)
end
state:get("craft_preview"):setCraft(nil)
end
-- update info area
if itemdef then
inf_state:get("info1"):setText(itemdef.description)
inf_state:get("info2"):setText("("..itemdef.name..")")
if itemdef._doc_items_longdesc then
inf_state:get("info3"):setText(itemdef._doc_items_longdesc)
else
inf_state:get("info3"):setText("")
end
else
inf_state:get("info1"):setText("")
inf_state:get("info2"):setText("")
inf_state:get("info3"):setText("")
inf_state:get("cr_type"):setText("")
end
end
-----------------------------------------------------
@ -202,9 +211,11 @@ local function create_lookup_inv(state, name)
state.param.crafting_recipes_preivew_selected = 1
state.param.crafting_recipes_preivew_listentry = {
itemdef = minetest.registered_items[lookup_item],
recipes = cache.citems[lookup_item].in_output_recipe,
item = lookup_item
}
if cache.citems[lookup_item] then
state.param.crafting_recipes_preivew_listentry.recipes = cache.citems[lookup_item].in_output_recipe
end
update_preview(state)
if state:get("inf_area"):getVisible() == false then
state:get("groups_btn"):submit()