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package handlers
import (
"encoding/json"
"errors"
"net/http"
"strings"
"time"
"task-dashboard/internal/config"
"task-dashboard/internal/models"
"task-dashboard/internal/store"
)
// WidgetAuthMiddleware validates the static bearer token for widget API endpoints.
func WidgetAuthMiddleware(token string, next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if token == "" {
http.Error(w, "unauthorized", http.StatusUnauthorized)
return
}
auth := r.Header.Get("Authorization")
if !strings.HasPrefix(auth, "Bearer ") || strings.TrimPrefix(auth, "Bearer ") != token {
http.Error(w, "unauthorized", http.StatusUnauthorized)
return
}
next.ServeHTTP(w, r)
})
}
// TimelineItemToWidgetItem converts a TimelineItem to a WidgetItem for the widget API.
// Exported for testability.
func TimelineItemToWidgetItem(item models.TimelineItem) models.WidgetItem {
wi := models.WidgetItem{
ID: item.ID,
Title: item.Title,
Source: item.Source,
IsAllDay: item.IsAllDay,
URL: item.URL,
}
switch item.Type {
case models.TimelineItemTypeEvent:
wi.Type = "event"
case models.TimelineItemTypeMeal:
wi.Type = "event"
case models.TimelineItemTypeCard, models.TimelineItemTypeGTask:
wi.Type = "task"
// not completable via widget API
default:
wi.Type = "task"
wi.Completable = item.Source == "doot"
}
// Only populate Start/End for items with a real time (non-all-day, non-zero)
if !item.IsAllDay && !item.Time.IsZero() {
t := item.Time
wi.Start = &t
if item.EndTime != nil {
wi.End = item.EndTime
} else {
end := item.Time.Add(time.Hour)
wi.End = &end
}
}
return wi
}
// HandleWidgetGet returns today's timeline items as JSON for the Android widget.
func (h *Handler) HandleWidgetGet(w http.ResponseWriter, r *http.Request) {
now := config.Now()
tz := config.GetDisplayTimezone()
start := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, tz)
end := start.Add(48 * time.Hour)
items, err := BuildTimeline(r.Context(), h.store, start, end)
if err != nil {
http.Error(w, "internal error", http.StatusInternalServerError)
return
}
widgetItems := make([]models.WidgetItem, 0, len(items))
for _, item := range items {
if item.DaySection == models.DaySectionToday ||
item.DaySection == models.DaySectionTomorrow ||
item.IsOverdue {
widgetItems = append(widgetItems, TimelineItemToWidgetItem(item))
}
}
resp := models.WidgetResponse{
Now: now,
Items: widgetItems,
}
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(resp)
}
type widgetCompleteRequest struct {
ID string `json:"id"`
Source string `json:"source"`
}
type widgetRescheduleRequest struct {
ID string `json:"id"`
Source string `json:"source"`
Date string `json:"date"` // YYYY-MM-DD
}
// HandleWidgetReschedule updates the due date of a native task.
func (h *Handler) HandleWidgetReschedule(w http.ResponseWriter, r *http.Request) {
var req widgetRescheduleRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "bad request", http.StatusBadRequest)
return
}
if req.Source != "doot" {
http.Error(w, "only doot tasks can be rescheduled via widget", http.StatusBadRequest)
return
}
parsed, err := time.Parse("2006-01-02", req.Date)
if err != nil {
http.Error(w, "invalid date", http.StatusBadRequest)
return
}
tz := config.GetDisplayTimezone()
dueDate := time.Date(parsed.Year(), parsed.Month(), parsed.Day(), 0, 0, 0, 0, tz)
if err := h.store.RescheduleNativeTask(req.ID, dueDate); err != nil {
if errors.Is(err, store.ErrNativeTaskNotFound) {
http.Error(w, "task not found", http.StatusNotFound)
return
}
http.Error(w, "failed to reschedule", http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusOK)
}
// HandleWidgetComplete proxies a task completion to the source API or native store.
func (h *Handler) HandleWidgetComplete(w http.ResponseWriter, r *http.Request) {
var req widgetCompleteRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "bad request", http.StatusBadRequest)
return
}
switch req.Source {
case "doot":
if err := h.store.CompleteNativeTask(req.ID); err != nil {
if errors.Is(err, store.ErrNativeTaskNotFound) {
// Surfaced as 404 (not a silent 200) so the caller -- the
// Android widget -- can tell "nothing changed" apart from
// "it worked", instead of the previous behavior where a
// stale/wrong id looked identical to a real completion.
http.Error(w, "task not found", http.StatusNotFound)
return
}
http.Error(w, "failed to complete task", http.StatusInternalServerError)
return
}
_ = h.store.SaveCompletedTask("doot", req.ID, "", nil)
default:
http.Error(w, "source not completable", http.StatusBadRequest)
return
}
w.WriteHeader(http.StatusOK)
}
|
