import { WordPressClient } from '../../frontend/src/lib/wordpress/WordPressClient.js';

// Note: In a real monorepo we'd share the client code, but for now I'll adapt or re-import.
// Actually, backend needs its own HTTP client logic usually, or we pass the WP Client from frontend?
// No, backend must run the ignition. 
// I will create a backend-specific simple deployer.

export class WordPressDeployer {
    private domain: string;
    private auth: string; // Basic base64 info

    constructor(domain: string, auth: string) {
        this.domain = domain;
        this.auth = auth;
    }

    async backupContent(postId: number, currentContent: string): Promise<boolean> {
        // Post to meta 'legacy_content_reference'
        // First get current metas or just update
        // We'll try updating the post meta directly if API supports it, or use a custom endpoint/plugin.
        // Standard WP REST API allows updating meta if registered.
        // Fallback: Store in Directus 'legacy_backups' table?
        // User spec says: "Store legacy... meta_key = 'legacy_content_reference'"

        try {
            await this.updatePost(postId, {
                meta: {
                    legacy_content_reference: currentContent
                }
            });
            return true;
        } catch (e) {
            console.error("Backup Failed", e);
            return false;
        }
    }

    async updatePost(postId: number, data: any): Promise<any> {
        const url = `${this.domain}/wp-json/wp/v2/posts/${postId}`;
        const res = await fetch(url, {
            method: 'POST',
            headers: {
                'Authorization': `Basic ${this.auth}`,
                'Content-Type': 'application/json'
            },
            body: JSON.stringify(data)
        });
        if (!res.ok) throw new Error(`WP Update Failed: ${res.statusText}`);
        return await res.json();
    }

    // Future: Image upload logic
}