package main

import (
	"encoding/json"
	"fmt"
	"io"
	"net/http"
)

// AMOResponse is the structure returned by the AMO search endpoint.
type AMOResponse struct {
	Count   int     `json:"count"`
	Results []Addon `json:"results"`
}

// Addon holds basic information from the search endpoint.
type Addon struct {
	ID             int               `json:"id"`
	Name           map[string]string `json:"name"`
	Slug           string            `json:"slug"`
	URL            string            `json:"url"`
	CurrentVersion CurrentVersion    `json:"current_version,omitempty"`
}

// CurrentVersion holds details about the add-on's current version.
type CurrentVersion struct {
	Files []AddonFile `json:"files"`
	File  *AddonFile  `json:"file"`
}

// AddonFile represents a file (typically the XPI) associated with an add-on.
type AddonFile struct {
	URL string `json:"url"`
}

// fetchAddonDetails retrieves detailed information for a specific add-on, including file details.
func fetchAddonDetails(slug string) (Addon, error) {
	apiURL := fmt.Sprintf("https://addons.mozilla.org/api/v5/addons/addon/%s/?include=files", slug)
	client := &http.Client{}
	req, err := http.NewRequest("GET", apiURL, nil)
	if err != nil {
		return Addon{}, err
	}
	req.Header.Set("User-Agent", "MyCustomBrowser/1.0")
	resp, err := client.Do(req)
	if err != nil {
		return Addon{}, err
	}
	defer resp.Body.Close()
	bodyBytes, err := io.ReadAll(resp.Body)
	if err != nil {
		return Addon{}, err
	}
	var addon Addon
	if err := json.Unmarshal(bodyBytes, &addon); err != nil {
		return Addon{}, err
	}
	return addon, nil
}