// Package sandbox — teams_module.go
//
// Read-only module for querying team role membership from Starlark scripts.
// No sandbox permission required — extensions can check roles without special grants.
//
// Starlark API:
//   teams.get_member_roles(team_id, user_id)  → ["admin", "reviewer", ...]
//   teams.has_role(team_id, user_id, role)     → True/False
package sandbox

import (
	"context"

	"go.starlark.net/starlark"
	"go.starlark.net/starlarkstruct"

	"armature/store"
)

// BuildTeamsModule creates the "teams" module.
// Always available to all extensions (no permission gate).
func BuildTeamsModule(ctx context.Context, stores store.Stores) *starlarkstruct.Module {
	return MakeModule("teams", starlark.StringDict{

		"get_member_roles": starlark.NewBuiltin("teams.get_member_roles", func(
			thread *starlark.Thread, b *starlark.Builtin,
			args starlark.Tuple, kwargs []starlark.Tuple,
		) (starlark.Value, error) {
			var teamID, userID string
			if err := starlark.UnpackPositionalArgs(b.Name(), args, kwargs, 2, &teamID, &userID); err != nil {
				return nil, err
			}

			roles, err := stores.Teams.GetMemberRoles(ctx, teamID, userID)
			if err != nil {
				return starlark.NewList(nil), nil
			}

			elems := make([]starlark.Value, len(roles))
			for i, r := range roles {
				elems[i] = starlark.String(r)
			}
			return starlark.NewList(elems), nil
		}),

		"has_role": starlark.NewBuiltin("teams.has_role", func(
			thread *starlark.Thread, b *starlark.Builtin,
			args starlark.Tuple, kwargs []starlark.Tuple,
		) (starlark.Value, error) {
			var teamID, userID, role string
			if err := starlark.UnpackPositionalArgs(b.Name(), args, kwargs, 3, &teamID, &userID, &role); err != nil {
				return nil, err
			}

			has, err := stores.Teams.HasRole(ctx, teamID, userID, role)
			if err != nil || !has {
				return starlark.False, nil
			}
			return starlark.True, nil
		}),
	})
}