const std = @import("std");
const json_utils = @import("json_utils.zig");
const Server = @import("./server.zig");
const ItemId = Server.ItemId;
const json = std.json;

const Equipment = @This();

pub const Consumable = struct {
    id: ?ItemId,
    quantity: i64,

    fn parse(api: *Server, obj: json.ObjectMap, name: []const u8, quantity: []const u8) !Consumable {
        return Consumable{
            .id = try api.getItemIdJson(obj, name),
            .quantity = try json_utils.getIntegerRequired(obj, quantity),
        };
    }
};

pub const Slot = enum {
    weapon,
    shield,
    helmet,
    body_armor,
    leg_armor,
    boots,
    ring1,
    ring2,
    amulet,
    artifact1,
    artifact2,
    consumable1,
    consumable2,

    fn name(self: Slot) []const u8 {
        return switch (self) {
            .weapon      => "weapon",
            .shield      => "shield",
            .helmet      => "helmet",
            .body_armor  => "body_armor",
            .leg_armor   => "leg_armor",
            .boots       => "boots",
            .ring1       => "ring1",
            .ring2       => "ring2",
            .amulet      => "amulet",
            .artifact1   => "artifact1",
            .artifact2   => "artifact2",
            .consumable1 => "consumable1",
            .consumable2 => "consumable2",
        };
    }
};

weapon: ?ItemId,
shield: ?ItemId,
helmet: ?ItemId,
body_armor: ?ItemId,
leg_armor: ?ItemId,
boots: ?ItemId,

ring1: ?ItemId,
ring2: ?ItemId,
amulet: ?ItemId,

artifact1: ?ItemId,
artifact2: ?ItemId,
artifact3: ?ItemId,

consumable1: Consumable,
consumable2: Consumable,

pub fn parse(api: *Server, obj: json.ObjectMap) !Equipment {
    return Equipment{
        .weapon      = try api.getItemIdJson(obj, "weapon_slot"),
        .shield      = try api.getItemIdJson(obj, "shield_slot"),
        .helmet      = try api.getItemIdJson(obj, "helmet_slot"),
        .body_armor  = try api.getItemIdJson(obj, "body_armor_slot"),
        .leg_armor   = try api.getItemIdJson(obj, "leg_armor_slot"),
        .boots       = try api.getItemIdJson(obj, "boots_slot"),
        .ring1       = try api.getItemIdJson(obj, "ring1_slot"),
        .ring2       = try api.getItemIdJson(obj, "ring2_slot"),
        .amulet      = try api.getItemIdJson(obj, "amulet_slot"),
        .artifact1   = try api.getItemIdJson(obj, "artifact1_slot"),
        .artifact2   = try api.getItemIdJson(obj, "artifact2_slot"),
        .artifact3   = try api.getItemIdJson(obj, "artifact3_slot"),
        .consumable1 = try Consumable.parse(api, obj, "consumable1_slot", "consumable1_slot_quantity"),
        .consumable2 = try Consumable.parse(api, obj, "consumable2_slot", "consumable2_slot_quantity"),
    };
}