feat: add schedule, notifications, and recommendations

internal/jikan/seasons.go

@@ -1,6 +1,56 @@
 package jikan
 
-import "fmt"
+import (
+	"fmt"
+	"strings"
+)
+
+// ScheduleResult contains anime grouped by day
+type ScheduleResult struct {
+	Animes      []Anime
+	HasNextPage bool
+}
+
+// GetSchedule fetches anime airing on a specific day
+// day can be: monday, tuesday, wednesday, thursday, friday, saturday, sunday, unknown, other
+func (c *Client) GetSchedule(day string) (ScheduleResult, error) {
+	day = strings.ToLower(day)
+	cacheKey := fmt.Sprintf("schedule_%s", day)
+
+	if cached, ok := c.scheduleCache.Get(cacheKey); ok {
+		return cached, nil
+	}
+
+	var result TopAnimeResponse
+	reqURL := fmt.Sprintf("%s/schedules?filter=%s&sfw=true", c.baseURL, day)
+	if err := c.fetchWithRetry(reqURL, &result); err != nil {
+		return ScheduleResult{}, err
+	}
+
+	res := ScheduleResult{
+		Animes:      result.Data,
+		HasNextPage: result.Pagination.HasNextPage,
+	}
+
+	c.scheduleCache.Add(cacheKey, res)
+	return res, nil
+}
+
+// GetFullSchedule fetches all days at once
+func (c *Client) GetFullSchedule() (map[string][]Anime, error) {
+	days := []string{"monday", "tuesday", "wednesday", "thursday", "friday", "saturday", "sunday"}
+	schedule := make(map[string][]Anime)
+
+	for _, day := range days {
+		res, err := c.GetSchedule(day)
+		if err != nil {
+			return nil, fmt.Errorf("failed to fetch %s schedule: %w", day, err)
+		}
+		schedule[day] = res.Animes
+	}
+
+	return schedule, nil
+}
 
 // GetSeasonsNow fetches currently airing anime
 func (c *Client) GetSeasonsNow(page int) (TopAnimeResult, error) {