feat: add books APIs

internal/handler/disciple.go

@@ -0,0 +1,93 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/prabhupadasays/spsays-bff/internal/repository"
+	"github.com/prabhupadasays/spsays-bff/pkg/response"
+)
+
+type DiscipleHandler struct {
+	repo *repository.DiscipleRepo
+}
+
+func NewDiscipleHandler(repo *repository.DiscipleRepo) *DiscipleHandler {
+	return &DiscipleHandler{repo: repo}
+}
+
+func (h *DiscipleHandler) List(w http.ResponseWriter, r *http.Request) {
+	letter := r.URL.Query().Get("letter")
+	suffix := r.URL.Query().Get("suffix")
+
+	var letterPtr, suffixPtr *string
+	if letter != "" && letter != "All" {
+		letterPtr = &letter
+	}
+	if suffix != "" {
+		suffixPtr = &suffix
+	}
+
+	docs, err := h.repo.GetByLetterAndSuffix(r.Context(), letterPtr, suffixPtr)
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to fetch disciples")
+		return
+	}
+	response.JSON(w, http.StatusOK, docs)
+}
+
+func (h *DiscipleHandler) Count(w http.ResponseWriter, r *http.Request) {
+	letter := r.URL.Query().Get("letter")
+	suffix := r.URL.Query().Get("suffix")
+
+	var letterPtr, suffixPtr *string
+	if letter != "" && letter != "All" {
+		letterPtr = &letter
+	}
+	if suffix != "" {
+		suffixPtr = &suffix
+	}
+
+	total, err := h.repo.Count(r.Context())
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to count disciples")
+		return
+	}
+	filtered, err := h.repo.CountFiltered(r.Context(), letterPtr, suffixPtr)
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to count filtered disciples")
+		return
+	}
+	response.JSON(w, http.StatusOK, map[string]int64{"total": total, "filtered": filtered})
+}
+
+func (h *DiscipleHandler) LetterCounts(w http.ResponseWriter, r *http.Request) {
+	docs, err := h.repo.GetLetterCounts(r.Context())
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to fetch letter counts")
+		return
+	}
+	response.JSON(w, http.StatusOK, docs)
+}
+
+func (h *DiscipleHandler) SuffixCounts(w http.ResponseWriter, r *http.Request) {
+	docs, err := h.repo.GetSuffixCounts(r.Context())
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to fetch suffix counts")
+		return
+	}
+	response.JSON(w, http.StatusOK, docs)
+}
+
+func (h *DiscipleHandler) Search(w http.ResponseWriter, r *http.Request) {
+	query := r.URL.Query().Get("q")
+	if query == "" {
+		response.Error(w, http.StatusBadRequest, "search query is required")
+		return
+	}
+	docs, err := h.repo.Search(r.Context(), query, 100)
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "failed to search disciples")
+		return
+	}
+	response.JSON(w, http.StatusOK, docs)
+}