/*
 * DWN - Desktop Window Manager
 * retoor <retoor@molodetz.nl>
 * News ticker for bottom panel
 */

#ifndef DWN_NEWS_H
#define DWN_NEWS_H

#include "dwn.h"
#include <stdbool.h>

/* Maximum articles to cache */
#define MAX_NEWS_ARTICLES 50
#define NEWS_API_URL "https://news.app.molodetz.nl/api"

/* Sentiment classification */
typedef enum {
    SENTIMENT_NEUTRAL = 0,
    SENTIMENT_POSITIVE,
    SENTIMENT_NEGATIVE
} NewsSentiment;

/* News article */
typedef struct {
    char title[256];
    char content[1024];
    char link[512];
    char author[128];
    NewsSentiment sentiment;
    float sentiment_score;
} NewsArticle;

/* News ticker state */
typedef struct {
    NewsArticle articles[MAX_NEWS_ARTICLES];
    int article_count;
    int current_article;      /* Currently displayed article index */
    double scroll_offset;     /* Sub-pixel offset for smooth scrolling */
    bool fetching;            /* Currently fetching from API */
    bool has_error;           /* Last fetch failed */
    long last_fetch;          /* Timestamp of last fetch */
    long last_scroll_update;  /* Timestamp of last scroll update */
    bool interactive_mode;    /* User is navigating with up/down */
    int display_widths[MAX_NEWS_ARTICLES];  /* Cached text widths */
    int total_width;          /* Total scrollable width */
    int render_x;             /* X position where news starts rendering */
    int render_width;         /* Width of news render area */
    bool widths_dirty;        /* Need to recalculate widths */
} NewsState;

/* Global state */
extern NewsState news_state;

/* Initialization */
void news_init(void);
void news_cleanup(void);

/* Fetching */
void news_fetch_async(void);
void news_update(void);  /* Called from main loop */

/* Navigation */
void news_next_article(void);
void news_prev_article(void);
void news_open_current(void);

/* Rendering */
void news_render(Panel *panel, int x, int max_width, int *used_width);
void news_handle_click(int x, int y);

/* Thread-safe access */
void news_lock(void);
void news_unlock(void);

#endif /* DWN_NEWS_H */