From 811891134ee9d4da5a217a670ac5a2dcd0202059 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Wed, 20 May 2020 19:32:53 +0200
Subject: plugins/caldav: add time inputs in event create/update form

---
 plugins/caldav/plugin.go                | 16 ++++++++++++----
 plugins/caldav/public/update-event.html | 11 ++++++-----
 plugins/caldav/routes.go                | 26 ++++++++++++++++++++------
 3 files changed, 38 insertions(+), 15 deletions(-)

(limited to 'plugins')

diff --git a/plugins/caldav/plugin.go b/plugins/caldav/plugin.go
index caeb12a..e8d14a9 100644
--- a/plugins/caldav/plugin.go
+++ b/plugins/caldav/plugin.go
@@ -10,6 +10,11 @@ import (
 	"git.sr.ht/~emersion/alps"
 )
 
+const (
+	inputDateLayout = "2006-01-02"
+	inputTimeLayout = "15:04"
+)
+
 func sanityCheckURL(u *url.URL) error {
 	req, err := http.NewRequest(http.MethodOptions, u.String(), nil)
 	if err != nil {
@@ -61,13 +66,16 @@ func newPlugin(srv *alps.Server) (alps.Plugin, error) {
 
 	p.TemplateFuncs(template.FuncMap{
 		"formatinputdate": func(t time.Time) string {
-			return t.Format("2006-01-02")
+			if t.IsZero() {
+				return ""
+			}
+			return t.Format(inputDateLayout)
 		},
-		"ornow": func(t time.Time) time.Time {
+		"formatinputtime": func(t time.Time) string {
 			if t.IsZero() {
-				return time.Now()
+				return ""
 			}
-			return t
+			return t.Format(inputTimeLayout)
 		},
 	})
 
diff --git a/plugins/caldav/public/update-event.html b/plugins/caldav/public/update-event.html
index 0decb5a..ae091bd 100644
--- a/plugins/caldav/public/update-event.html
+++ b/plugins/caldav/public/update-event.html
@@ -15,13 +15,14 @@
   <input type="text" name="summary" id="summary" value="{{.Event.Props.Text "SUMMARY"}}">
   <br>
 
-  <!-- TODO: inputs with time -->
-  <label for="start">Start date:</label>
-  <input type="date" name="start" id="start" value="{{.Event.DateTimeStart nil | ornow | formatinputdate}}"/>
+  <label for="start-date">Start date:</label>
+  <input type="date" name="start-date" id="start-date" value="{{.Event.DateTimeStart nil | formatinputdate}}"/>
+  <input type="time" name="start-time" id="start-time" value="{{.Event.DateTimeStart nil | formatinputtime}}"/>
   <br>
 
-  <label for="end">End date:</label>
-  <input type="date" name="end" id="end" value="{{.Event.DateTimeEnd nil | ornow | formatinputdate}}"/>
+  <label for="end-date">End date:</label>
+  <input type="date" name="end-date" id="end-date" value="{{.Event.DateTimeEnd nil | formatinputdate}}"/>
+  <input type="time" name="end-time" id="end-time" value="{{.Event.DateTimeEnd nil | formatinputtime}}"/>
   <br>
 
   <label for="description">Description:</label><br>
diff --git a/plugins/caldav/routes.go b/plugins/caldav/routes.go
index f0c9573..f9e6bd5 100644
--- a/plugins/caldav/routes.go
+++ b/plugins/caldav/routes.go
@@ -53,6 +53,21 @@ func parseObjectPath(s string) (string, error) {
 	return string(p), nil
 }
 
+func parseTime(dateStr, timeStr string) (time.Time, error) {
+	layout := inputDateLayout
+	s := dateStr
+	if timeStr != "" {
+		layout = inputDateLayout + "T" + inputTimeLayout
+		s = dateStr + "T" + timeStr
+	}
+	t, err := time.Parse(layout, s)
+	if err != nil {
+		err = fmt.Errorf("malformed date: %v", err)
+		return time.Time{}, echo.NewHTTPError(http.StatusBadRequest, err)
+	}
+	return t, nil
+}
+
 func registerRoutes(p *alps.GoPlugin, u *url.URL) {
 	p.GET("/calendar", func(ctx *alps.Context) error {
 		var start time.Time
@@ -242,15 +257,14 @@ func registerRoutes(p *alps.GoPlugin, u *url.URL) {
 			summary := ctx.FormValue("summary")
 			description := ctx.FormValue("description")
 
-			start, err := time.Parse("2006-01-02", ctx.FormValue("start"))
+			// TODO: whole-day events
+			start, err := parseTime(ctx.FormValue("start-date"), ctx.FormValue("start-time"))
 			if err != nil {
-				err = fmt.Errorf("malformed start date: %v", err)
-				return echo.NewHTTPError(http.StatusBadRequest, err)
+				return err
 			}
-			end, err := time.Parse("2006-01-02", ctx.FormValue("end"))
+			end, err := parseTime(ctx.FormValue("end-date"), ctx.FormValue("end-time"))
 			if err != nil {
-				err = fmt.Errorf("malformed end date: %v", err)
-				return echo.NewHTTPError(http.StatusBadRequest, err)
+				return err
 			}
 			if start.After(end) {
 				return echo.NewHTTPError(http.StatusBadRequest, "event start is after its end")
-- 
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