package client

import (
	"context"
	"fmt"
	"net/url"

	"forge.cadoles.com/cadoles/bouncer/internal/admin"
	"forge.cadoles.com/cadoles/bouncer/internal/store"
	"github.com/pkg/errors"
)

type QueryLayerDefinitionOptionFunc func(*QueryLayerDefinitionOptions)

type QueryLayerDefinitionOptions struct {
	Options []OptionFunc
	Types   []store.LayerType
}

func WithQueryLayerDefinitionOptions(funcs ...OptionFunc) QueryLayerDefinitionOptionFunc {
	return func(opts *QueryLayerDefinitionOptions) {
		opts.Options = funcs
	}
}

func WithQueryLayerDefinitionTypes(types ...store.LayerType) QueryLayerDefinitionOptionFunc {
	return func(opts *QueryLayerDefinitionOptions) {
		opts.Types = types
	}
}

func (c *Client) QueryLayerDefinition(ctx context.Context, funcs ...QueryLayerDefinitionOptionFunc) ([]store.LayerDefinition, error) {
	options := &QueryLayerDefinitionOptions{}
	for _, fn := range funcs {
		fn(options)
	}

	query := url.Values{}

	if options.Types != nil && len(options.Types) > 0 {
		query.Set("types", joinSlice(options.Types))
	}

	path := fmt.Sprintf("/api/v1/definitions/layers?%s", query.Encode())

	response := withResponse[admin.QueryLayerDefinitionResponse]()

	if options.Options == nil {
		options.Options = make([]OptionFunc, 0)
	}

	if err := c.apiGet(ctx, path, &response, options.Options...); err != nil {
		return nil, errors.WithStack(err)
	}

	if response.Error != nil {
		return nil, errors.WithStack(response.Error)
	}

	return response.Data.Definitions, nil
}