WTS/game/scripts/interface/inventory.rpy

default inventory_mode = 0 # 0 - Inventory, 1 - gifts

label inventory:
    $ disable_game_menu()
    call screen inventory
    $ enable_game_menu()
    jump main_room_menu

screen inventory():
    modal True
    layer "interface"
    zorder 0
    style_prefix "frame"

    default navigation_atl = navigation_show
    default last_frame = (screenshot.capture() or screenshot.image)
    default navigation_last_frame_atl = navigation_last_frame_show
    default navigation_exit = False

    default category = "gift"
    default menu_items = inventory.get_instances_of_type(category)
    default selected_item = None

    add last_frame at navigation_last_frame_atl

    if navigation_exit:
        timer 0.4 action Return()

    frame:
        style "empty"
        align (0.5, 0.5)
        at navigation_atl

        vbox:
            style_prefix "navigation_subtabs"
            pos (286, 170)

            at navigation_subtabs_show

            textbutton _("Gifts") action [SetScreenVariable("category", "gift"), SetScreenVariable("menu_items", inventory.get_instances_of_type("gift")), SetScreenVariable("selected_item", None)] selected (category=="gift") sensitive (inventory_mode==0 or inventory.is_givable_type("gift")) at navigation_tabs
            textbutton _("Books") action [SetScreenVariable("category", "book"), SetScreenVariable("menu_items", inventory.get_instances_of_type("book")), SetScreenVariable("selected_item", None)] selected (category=="book") sensitive (inventory_mode==0 or inventory.is_givable_type("book")) at navigation_tabs
            textbutton _("Scrolls") action [SetScreenVariable("category", "scroll"), SetScreenVariable("menu_items", inventory.get_instances_of_type("scroll")), SetScreenVariable("selected_item", None)] selected (category=="scroll") sensitive (inventory_mode==0 or inventory.is_givable_type("scroll")) at navigation_tabs
            textbutton _("Ingredients") action [SetScreenVariable("category", "ingredient"), SetScreenVariable("menu_items", inventory.get_instances_of_type("ingredient")), SetScreenVariable("selected_item", None)] selected (category=="ingredient") sensitive (inventory_mode==0 or inventory.is_givable_type("ingredient")) at navigation_tabs
            textbutton _("Potions") action [SetScreenVariable("category", "potion"), SetScreenVariable("menu_items", inventory.get_instances_of_type("potion")), SetScreenVariable("selected_item", None)] selected (category=="potion") sensitive (inventory_mode==0 or inventory.is_givable_type("potion")) at navigation_tabs
            textbutton _("Decorations") action [SetScreenVariable("category", "decoration"), SetScreenVariable("menu_items", inventory.get_instances_of_type("decoration")), SetScreenVariable("selected_item", None)] selected (category=="decoration") sensitive (inventory_mode==0 or inventory.is_givable_type("decoration")) at navigation_tabs
            textbutton _("Consumables") action [SetScreenVariable("category", "quest"), SetScreenVariable("menu_items", inventory.get_instances_of_type("quest")), SetScreenVariable("selected_item", None)] selected (category=="quest") sensitive (inventory_mode==0 or inventory.is_givable_type("quest")) at navigation_tabs
            null height 35
            textbutton _("Return") action [SetScreenVariable("navigation_last_frame_atl", navigation_last_frame_hide), SetScreenVariable("navigation_atl", navigation_hide), SetScreenVariable("navigation_exit", True)] keysym ["inventory", "game_menu"] at navigation_tabs

        if selected_item and ((inventory_mode==0 and selected_item.usable) or inventory_mode==1 and selected_item.givable):
            vbox:
                style_prefix "navigation_tabs"
                pos (798, 170)

                at navigation_tabs_show

                textbutton selected_item.caption:
                    if inventory_mode==0:
                        sensitive selected_item.owned
                        action [selected_item.use, renpy.restart_interaction]
                    elif inventory_mode==1:
                        action Return(selected_item)
                    style "navigation_tabs_button_special"
                    at navigation_tabs

        frame:
            label _("Inventory")

            # Add items
            grid 10 8:
                ypos 32
                xalign 0.5
                for item in menu_items:
                    if item.owned > 0 or config.developer:
                        $ givable = (item.givable and states.active_girl in item.usable_on)
                        button:
                            xysize (48, 48)
                            if selected_item == item:
                                add "interface/achievements/glow.webp" align (0.5, 0.5) xysize (48, 48) alpha 0.7 at rotate_circular
                            add crop_image_zoom(item.get_image(), 48, 48, item.owned <= 0 or (inventory_mode==1 and not givable)) align (0.5, 0.5)

                            if item.used or (item.type=="decoration" and item.in_use):
                                add "interface/topbar/icon_check.webp" xysize (16, 16) offset (8, -8)
                            if item.owned > 1:
                                text "x[item.owned]" offset (-8, 34) size 12

                            if not (inventory_mode==1 and not givable):
                                action [SetScreenVariable("selected_item", item)]

            if selected_item:
                vbox:
                    align (0.0, 1.0)

                    add "frame_spacer" xalign 0.5 xsize 500
                    null height 10

                    hbox:
                        spacing 5

                        add selected_item.get_image() xysize(96, 96) align (0.05, 0.95)
                        vbox:
                            spacing 5
                            yalign 1.0
                            xsize 400
                            yminimum 80

                            hbox:
                                label selected_item.name
                                if selected_item.used or (selected_item.type=="decoration" and selected_item.in_use):
                                    add "interface/topbar/icon_check.webp" xysize (24, 24) yoffset -12
                            text selected_item.desc xalign 0
                            if inventory_mode==0 and selected_item.use_progression:
                                vbox:
                                    align (0, 0)
                                    for k, v in selected_item.use_progression.items():
                                        $ progress = "{unicode}✔{/unicode}" if eval(v) else "{unicode}✘{/unicode}"
                                        text "{size=-3}[k] [progress]{/size}" xalign 0 text_align 0 color ("#ffffff" if eval(v) else "#8d8d8d")
                            if selected_item.givable:
                                hbox:
                                    yoffset -5
                                    text _("Giftable:") yalign 0.5
                                    for i in item.usable_on:
                                        add "wheelmenu_[i]" xysize (24, 24) yalign 0.5
                if selected_item.owned > 1:
                    text "x[selected_item.owned]" align (0.0, 1.0)