import type { Permission, Role } from "../../types/permissions.types.js";

/** Default CRUD permissions for common resources. */
export const CRUD_PERMISSIONS: Record<string, Permission[]> = {
    posts: [
        { id: "posts:create", resource: "posts", action: "create" },
        { id: "posts:read", resource: "posts", action: "read" },
        { id: "posts:update", resource: "posts", action: "update" },
        { id: "posts:delete", resource: "posts", action: "delete" },
        { id: "posts:list", resource: "posts", action: "list" },
    ],
    users: [
        { id: "users:create", resource: "users", action: "create" },
        { id: "users:read", resource: "users", action: "read" },
        { id: "users:update", resource: "users", action: "update" },
        { id: "users:delete", resource: "users", action: "delete" },
        { id: "users:list", resource: "users", action: "list" },
    ],
};

/**
 * Create a pre-built admin role with full wildcard permissions.
 */
export function createAdminRole(permissions?: Permission[]): Role {
    return {
        id: "admin",
        name: "Admin",
        isSystem: true,
        permissions: permissions ?? [
            { id: "admin:*", resource: "*", action: "*" },
        ],
    };
}

/**
 * Create a pre-built viewer role with read-only permissions.
 */
export function createViewerRole(permissions?: Permission[]): Role {
    return {
        id: "viewer",
        name: "Viewer",
        isSystem: true,
        permissions: permissions ?? [
            { id: "viewer:read", resource: "*", action: "read" },
            { id: "viewer:list", resource: "*", action: "list" },
        ],
    };
}

/**
 * Create a pre-built editor role with create, read, update, and list
 * permissions.
 */
export function createEditorRole(permissions?: Permission[]): Role {
    return {
        id: "editor",
        name: "Editor",
        isSystem: true,
        permissions: permissions ?? [
            { id: "editor:read", resource: "*", action: "read" },
            { id: "editor:list", resource: "*", action: "list" },
            { id: "editor:create", resource: "*", action: "create" },
            { id: "editor:update", resource: "*", action: "update" },
        ],
    };
}

/**
 * Create a pre-built owner role with full permissions including delete.
 */
export function createOwnerRole(permissions?: Permission[]): Role {
    return {
        id: "owner",
        name: "Owner",
        isSystem: true,
        permissions: permissions ?? [
            { id: "owner:*", resource: "*", action: "*" },
        ],
    };
}