// WriteKit Plugin Template - Go
// Hooks: post.published, post.updated, comment.validate, comment.created,
//        member.subscribed, content.render, asset.uploaded, analytics.sync

package main

import (
	"strings"

	"github.com/extism/go-pdk"
)

// Secrets holds your configured secret values
// Field names will be converted to UPPER_SNAKE_CASE for config lookup
type Secrets struct {
	SlackWebhook string
	// Add more secrets as needed
}

// Event types
type PostPublishedEvent struct {
	Post struct {
		Slug        string   `json:"slug"`
		Title       string   `json:"title"`
		URL         string   `json:"url"`
		Excerpt     string   `json:"excerpt"`
		PublishedAt string   `json:"publishedAt"`
		Tags        []string `json:"tags"`
	} `json:"post"`
	Author struct {
		Name  string `json:"name"`
		Email string `json:"email"`
	} `json:"author"`
	Blog struct {
		Name string `json:"name"`
		URL  string `json:"url"`
	} `json:"blog"`
}

type CommentInput struct {
	Content     string `json:"content"`
	AuthorName  string `json:"authorName"`
	AuthorEmail string `json:"authorEmail"`
	PostSlug    string `json:"postSlug"`
	ParentID    string `json:"parentId,omitempty"`
}

type ValidationResult struct {
	Allowed bool   `json:"allowed"`
	Reason  string `json:"reason,omitempty"`
}

// Called when a post is published
func OnPostPublished(event PostPublishedEvent, secrets Secrets) error {
	pdk.Log(pdk.LogInfo, "Post published: "+event.Post.Title)

	// Example: Send Slack notification
	body := []byte(`{"text":"New post: ` + event.Post.Title + `\n` + event.Post.URL + `"}`)
	req := pdk.NewHTTPRequest(pdk.MethodPost, secrets.SlackWebhook)
	req.SetHeader("Content-Type", "application/json")
	req.SetBody(body)

	resp := req.Send()
	if resp.Status() >= 400 {
		pdk.Log(pdk.LogError, "HTTP request failed")
	}

	return nil
}

// Called to validate a comment before creation
// Return ValidationResult{Allowed: false, Reason: "..."} to reject
func ValidateComment(input CommentInput, secrets Secrets) (ValidationResult, error) {
	// Example: Simple spam check
	spamWords := []string{"buy now", "click here", "free money"}
	content := strings.ToLower(input.Content)

	for _, word := range spamWords {
		if strings.Contains(content, word) {
			return ValidationResult{
				Allowed: false,
				Reason:  "Comment flagged as spam",
			}, nil
		}
	}

	return ValidationResult{Allowed: true}, nil
}

func main() {}