From a49c3a8472248ce078f489530cf3f0bccaf1a7c2 Mon Sep 17 00:00:00 2001
From: Klagarge <remi@heredero.ch>
Date: Thu, 30 Apr 2026 23:15:02 +0200
Subject: [PATCH] feat(db): add GET history endpoint

Signed-off-by: Klagarge <remi@heredero.ch>
---
 db/get-db.http      |  3 +++
 db/src/rest/rest.go | 29 +++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/db/get-db.http b/db/get-db.http
index f1ef739..e7a7d2a 100644
--- a/db/get-db.http
+++ b/db/get-db.http
@@ -3,5 +3,8 @@
 ### GET last value of temp, co2, humidity, windows states
 GET http://localhost:8080/api/v1/rooms/{{room-id}}/current
 
+### GET history of a room
+GET http://localhost:8080/api/v1/rooms/{{room-id}}/history
+
 ### GET all rooms
 GET http://localhost:8080/api/v1/rooms
diff --git a/db/src/rest/rest.go b/db/src/rest/rest.go
index ea935ed..5cd9b5d 100644
--- a/db/src/rest/rest.go
+++ b/db/src/rest/rest.go
@@ -29,6 +29,7 @@ func (g *RestGateway) setupRoutes() {
 	{
 		v1.GET("/rooms", g.getRooms)
 		v1.GET("/rooms/:room-id/current", g.getRoomCurrent)
+		v1.GET("/rooms/:room-id/history", g.getRoomHistory)
 	}
 }
 
@@ -90,3 +91,31 @@ func (g *RestGateway) getRoomCurrent(c *gin.Context) {
 
 	c.JSON(http.StatusNotFound, gin.H{"error": "Room not found or no data available"})
 }
+
+// GET /api/v1/rooms/{room-id}/history
+func (g *RestGateway) getRoomHistory(c *gin.Context) {
+	roomID := c.Param("room-id")
+
+	// Default to last 24 hours if not specified
+	query := fmt.Sprintf(`	SELECT * FROM "provence" WHERE "room" = '%s' AND time > now() - INTERVAL '1 day' ORDER BY time ASC
+`, roomID)
+
+	// Using context.Background() as seen in working snippet
+	it, err := g.influxGateway.Query(context.Background(), query)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	var history []map[string]any
+	for it.Next() {
+		history = append(history, it.Value())
+	}
+
+	if err := it.Err(); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, history)
+}