package httpapi

import (
	"encoding/json"
	"net/http"

	"github.com/vasyansk/imap-copier/internal/store"
)

func (s *Server) handleCreateTask(w http.ResponseWriter, r *http.Request) {
	var t store.Task
	if err := json.NewDecoder(r.Body).Decode(&t); err != nil {
		http.Error(w, "bad json", http.StatusBadRequest)
		return
	}
	id, err := s.store.CreateTask(r.Context(), t)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	writeJSON(w, http.StatusCreated, map[string]int64{"id": id})
}

func (s *Server) handleListTasks(w http.ResponseWriter, r *http.Request) {
	tasks, err := s.store.ListTasks(r.Context())
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	writeJSON(w, http.StatusOK, tasks)
}

func (s *Server) handleGetTask(w http.ResponseWriter, r *http.Request) {
	id, err := pathID(r, "id")
	if err != nil {
		http.Error(w, "bad id", http.StatusBadRequest)
		return
	}
	task, err := s.store.GetTask(r.Context(), id)
	if err != nil {
		http.Error(w, "not found", http.StatusNotFound)
		return
	}
	accs, err := s.store.ListAccountsByTask(r.Context(), id)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	views := make([]AccountView, 0, len(accs))
	for _, a := range accs {
		views = append(views, accountDTO(a))
	}
	writeJSON(w, http.StatusOK, map[string]any{"task": task, "accounts": views})
}