package admission

import (
	"net/http"
	"yovision.local/sense/app/sense/identity"
	"yovision.local/sense/internal/platform"
)

type Module struct{ service *Service }

func NewModule(service *Service) *Module { return &Module{service: service} }
func (m *Module) Register(app *platform.App) {
	setCurrentService(m.service)
	app.Handle("GET /api/v1/admission/discover", identity.Require(identity.PermissionDeviceWrite, http.HandlerFunc(m.discover)))
	app.Handle("POST /api/v1/admission/probe", identity.Require(identity.PermissionDeviceWrite, http.HandlerFunc(m.probe)))
	app.Handle("GET /api/v1/admission/devices/{id}", identity.Require(identity.PermissionDeviceRead, http.HandlerFunc(m.get)))
}
func (m *Module) discover(w http.ResponseWriter, r *http.Request) {
	items, err := m.service.Discover(r.Context())
	if err != nil {
		platform.WriteError(w, &platform.APIError{Status: http.StatusServiceUnavailable, Code: "discovery_unavailable", Message: "未配置获准的发现网卡"})
		return
	}
	platform.WriteJSON(w, http.StatusOK, map[string]any{"items": items})
}
func (m *Module) probe(w http.ResponseWriter, r *http.Request) {
	var request struct {
		DeviceID string `json:"device_id"`
		Address  string `json:"address"`
	}
	if err := platform.DecodeJSON(r, &request); err != nil {
		platform.WriteError(w, err)
		return
	}
	actor, _ := identity.PrincipalFromContext(r.Context())
	result, err := m.service.Probe(r.Context(), actor, request.DeviceID, request.Address)
	if err != nil {
		platform.WriteError(w, &platform.APIError{Status: http.StatusBadRequest, Code: "admission_failed", Message: err.Error()})
		return
	}
	platform.WriteJSON(w, http.StatusOK, result)
}
func (m *Module) get(w http.ResponseWriter, r *http.Request) {
	result, ok := m.service.Get(r.PathValue("id"))
	if !ok {
		platform.WriteError(w, &platform.APIError{Status: http.StatusNotFound, Code: "admission_not_found", Message: "尚未执行接入验证"})
		return
	}
	platform.WriteJSON(w, http.StatusOK, result)
}