feat: require hospital code and add company APIs

internal/http/layanan.go

@@ -0,0 +1,65 @@
+package http
+
+import (
+	"net/http"
+	"strconv"
+
+	"primaya-api/cpone-middleware/internal/repository"
+)
+
+const layananPerPage = 15
+
+type LayananPaginationResponse struct {
+	CurrentPage  int                            `json:"current_page"`
+	Data         []repository.LayananDepartemen `json:"data"`
+	FirstPageURL string                         `json:"first_page_url"`
+	From         *int                           `json:"from"`
+	LastPage     int                            `json:"last_page"`
+	LastPageURL  string                         `json:"last_page_url"`
+	Links        map[string]any                 `json:"links"`
+	NextPageURL  *string                        `json:"next_page_url"`
+	Total        int                            `json:"total"`
+	PerPage      int                            `json:"per_page"`
+}
+
+func (h Handler) ListLayanan(w http.ResponseWriter, r *http.Request) {
+	pageNumber := layananPageNumber(r)
+	page, err := h.layananRepository(r.Context()).ListLayanan(r.Context(), repository.LayananListParams{
+		Page: pageNumber, PerPage: layananPerPage,
+	})
+	if err != nil {
+		WriteJSON(w, http.StatusInternalServerError, Response{
+			Success: false, Message: "internal server error", Data: nil,
+		})
+		return
+	}
+
+	lastPage := (page.Total + layananPerPage - 1) / layananPerPage
+	if lastPage < 1 {
+		lastPage = 1
+	}
+	var from *int
+	if len(page.Items) > 0 {
+		value := (pageNumber-1)*layananPerPage + 1
+		from = &value
+	}
+	var nextPageURL *string
+	if pageNumber < lastPage {
+		value := currentRequestURL(r, pageNumber+1)
+		nextPageURL = &value
+	}
+
+	WriteJSON(w, http.StatusOK, LayananPaginationResponse{
+		CurrentPage: pageNumber, Data: page.Items, FirstPageURL: "", From: from,
+		LastPage: lastPage, LastPageURL: "", Links: map[string]any{},
+		NextPageURL: nextPageURL, Total: page.Total, PerPage: layananPerPage,
+	})
+}
+
+func layananPageNumber(r *http.Request) int {
+	page, err := strconv.Atoi(r.URL.Query().Get("page"))
+	if err != nil || page < 1 {
+		return 1
+	}
+	return page
+}