/*

Copyright 2017-2018 Mikael Berthe

Licensed under the MIT license.  Please see the LICENSE file is this directory.

*/

package madon

import (

	"strings"

	"github.com/sendgrid/rest"

)

// Search search for contents (accounts or statuses) and returns a Results

func (mc *Client) searchV1(params apiCallParams) (*Results, error) {

	// We use a custom structure with shadowed Hashtags field,

	// since the v1 version only returns strings.

	var resultsV1 struct {

		Results

		Hashtags []string `json:"hashtags"`

	}

	if err := mc.apiCall("v1/"+"search", rest.Get, params, nil, nil, &resultsV1); err != nil {

		return nil, err

	}

	var results Results

	results.Accounts = resultsV1.Accounts

	results.Statuses = resultsV1.Statuses

	for _, t := range resultsV1.Hashtags {

		results.Hashtags = append(results.Hashtags, Tag{Name: t})

	}

	return &results, nil

}

func (mc *Client) searchV2(params apiCallParams) (*Results, error) {

	var results Results

	if err := mc.apiCall("v2/"+"search", rest.Get, params, nil, nil, &results); err != nil {

		return nil, err

	}

	return &results, nil

}

// Search search for contents (accounts or statuses) and returns a Results

func (mc *Client) Search(query string, resolve bool) (*Results, error) {

	if query == "" {

		return nil, ErrInvalidParameter

	}

	// The parameters are the same in both v1 & v2 API versions

	params := make(apiCallParams)

	params["q"] = query

	if resolve {

		params["resolve"] = "true"

	}

	r, err := mc.searchV2(params)

	// This is not a very beautiful way to check the error cause, I admit.

	if err != nil && strings.Contains(err.Error(), "bad server status code (404)") {

		// Fall back to v1 API endpoint

		r, err = mc.searchV1(params)

	}

	return r, err

}