import { GlobalConfig } from "payload";
import { requirePermission } from "@/utils/access-control/hasPermission";

export const GameRules: GlobalConfig = {
  slug: "game-rules",
  access: {
    read: requirePermission("game-rules:read"),
    update: requirePermission("game-rules:update"),
  },
  fields: [
    {
      name: "mainCurrency",
      type: "relationship",
      relationTo: "resources",
      required: true,
      admin: {
        description:
          'The base currency ("gold standard") used by all factions to pay for goods and services.',
      },
    },
    {
      label: "Universal Currency",
      type: "collapsible",
      admin: {
        initCollapsed: true,
        description:
          "Display names used throughout the app. These do not change the accounting resource selected above.",
      },
      fields: [
        {
          name: "currencyName",
          type: "text",
          admin: {
            description:
              'General display name for the currency, e.g. "credit". Used when singular or plural names are not set.',
          },
        },
        {
          name: "currencySymbol",
          type: "text",
          admin: {
            description: 'Optional symbol prefixed to amounts, e.g. "¢" or "$".',
          },
        },
        {
          name: "currencySingular",
          type: "text",
          admin: {
            description: 'Singular amount label, e.g. "credit".',
          },
        },
        {
          name: "currencyPlural",
          type: "text",
          admin: {
            description: 'Plural amount label, e.g. "credits".',
          },
        },
        {
          name: "currencyDenomination",
          type: "text",
          admin: {
            description:
              'Optional subunit name for future fractional displays, e.g. "cent". This does not affect stored values.',
          },
        },
      ],
    },
    {
      name: "commandAssignments",
      type: "relationship",
      relationTo: "assignments",
      hasMany: true,
      admin: {
        description:
          "Assignment(s) considered unit command. Members and leaders of these assignments get elevated access to draft missions and other restricted content.",
      },
    },
    {
      name: "intelAssignments",
      type: "relationship",
      relationTo: "assignments",
      hasMany: true,
      admin: {
        description:
          "Assignment(s) considered the intelligence division. Members and leaders of these assignments get elevated access to draft missions and intelligence content.",
      },
    },
    {
      name: "proximityThreshold",
      type: "number",
      defaultValue: 1000,
      admin: {
        description:
          "Distance threshold in real meters for instant transfers. Structures within this distance can transfer resources instantly. Beyond this, shipments are required.",
      },
    },
    {
      name: "gameTickIntervalMinutes",
      type: "number",
      defaultValue: 10,
      admin: {
        description:
          "How often the game tick runs, in minutes. This processes shipment movement, fuel consumption, and arrivals.",
      },
    },
    {
      name: "lockerGridWidth",
      type: "number",
      defaultValue: 10,
      min: 4,
      admin: {
        description:
          "Width of each member's personal locker grid, in cells. Applies to newly provisioned lockers.",
      },
    },
    {
      name: "lockerGridHeight",
      type: "number",
      defaultValue: 6,
      min: 4,
      admin: {
        description:
          "Height of each member's personal locker grid, in cells. Applies to newly provisioned lockers.",
      },
    },
    {
      name: "staffHiringEnabled",
      type: "checkbox",
      defaultValue: false,
      admin: {
        description:
          "When off, logistics officers cannot hire staff anywhere (both labor crews and named NPC staff).",
      },
    },
    {
      name: "staffHiringDisabledMessage",
      type: "text",
      admin: {
        description:
          "Message shown to logistics officers when hiring is disabled, e.g. explaining the in-universe reason.",
      },
    },
    {
      name: "economy",
      type: "group",
      label: "Market Economy",
      admin: {
        description:
          "Global knobs for the supply-and-demand market simulation run by the economy tick (docs/economy/supply-demand-design.md).",
      },
      fields: [
        {
          name: "enabled",
          type: "checkbox",
          defaultValue: false,
          admin: {
            description:
              "Master gate for the market economy simulation. When off, the economy tick leaves all prices at their resting values.",
          },
        },
        {
          name: "defaultPriceBand",
          type: "number",
          min: 0,
          max: 1,
          defaultValue: 0.5,
          admin: {
            description:
              "Default price band as a fraction of base price (e.g. 0.5 = price can move ±50%). Used when an item does not set its own band.",
          },
        },
        {
          name: "realDemandWindowTicks",
          type: "number",
          min: 1,
          defaultValue: 24,
          admin: {
            description:
              "How many economy ticks of completed-purchase history feed the real-demand signal.",
          },
        },
        {
          name: "realDemandDecay",
          type: "number",
          min: 0,
          max: 1,
          defaultValue: 0.5,
          admin: {
            description:
              "Fraction of accumulated real demand that survives each tick (0.5 halves it every tick).",
          },
        },
        {
          name: "artificialDemandDrift",
          type: "number",
          min: 0,
          max: 1,
          defaultValue: 0.05,
          admin: {
            description:
              "How far the NPC (artificial) demand random walk may move per tick, as a fraction of the GM baseline.",
          },
        },
        {
          name: "coldStartObservations",
          type: "number",
          min: 0,
          defaultValue: 5,
          admin: {
            description:
              "Completed purchases needed before an item's price starts moving. Until then items stay at their resting price (modifier 1).",
          },
        },
        {
          name: "tickIntervalHintMinutes",
          type: "number",
          min: 1,
          defaultValue: 60,
          admin: {
            description:
              "Suggested economy tick cadence in minutes, for cron documentation only. The tick itself is triggered externally.",
          },
        },
      ],
    },
  ],
};