import { CollectionConfig } from "payload";
import { isDeveloper } from "@/utils/access-control/isRole";
import hasRoles from "@/utils/access-control/hasRoles";

export const BankAccounts: CollectionConfig = {
  slug: "bank-accounts",
  admin: {
    group: "Banking",
    useAsTitle: "name",
    defaultColumns: [
      "name",
      "accountType",
      "ownerUser",
      "ownerFaction",
      "balance",
      "status",
      "currency",
    ],
  },
  access: {
    read: ({ req }) => !!req.user,
    create: ({ req }) => hasRoles(["admin", "developer"], req.user),
    update: ({ req }) => hasRoles(["admin", "developer"], req.user),
    delete: isDeveloper,
  },
  fields: [
    {
      name: "name",
      type: "text",
      required: true,
      admin: {
        description: 'Display name for the account (e.g., "Unit Treasury", "Red Faction Reserve").',
      },
    },
    {
      name: "accountType",
      type: "select",
      required: true,
      defaultValue: "personal",
      options: [
        { label: "Treasury", value: "treasury" },
        { label: "Faction", value: "faction" },
        { label: "Personal", value: "personal" },
      ],
      admin: {
        description:
          "Treasury = unit-level central funds. Faction = a specific faction's funds. Personal = an individual operator's wallet.",
      },
    },
    {
      name: "ownerFaction",
      type: "relationship",
      relationTo: "factions",
      admin: {
        condition: (data, siblingData) =>
          (siblingData?.accountType ?? data?.accountType) === "faction",
        description: "The faction that owns this account.",
      },
    },
    {
      name: "ownerUser",
      type: "relationship",
      relationTo: "users",
      admin: {
        condition: (data, siblingData) =>
          (siblingData?.accountType ?? data?.accountType) === "personal",
        description: "The operator who owns this personal account.",
      },
    },
    {
      name: "currency",
      type: "relationship",
      relationTo: "resources",
      required: true,
      admin: {
        description:
          "The currency this account is denominated in (normally the main currency set in Game Rules).",
      },
    },
    {
      name: "balance",
      type: "number",
      defaultValue: 0,
      admin: {
        readOnly: true,
        description: "Current account balance. Maintained automatically by banking transactions.",
      },
    },
    {
      name: "status",
      type: "select",
      required: true,
      defaultValue: "open",
      options: [
        { label: "Open", value: "open" },
        { label: "Frozen", value: "frozen" },
        { label: "Closed", value: "closed" },
      ],
    },
    {
      name: "createdAt",
      type: "date",
      defaultValue: () => new Date().toISOString(),
    },
  ],
};