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dashback/docs/api/routes/labeltemplate/update.md
2026-10-09 19:02:15 +02:00

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# `PUT /labeltemplate/{id}`
Protected. Requires a valid session cookie (`credentials: 'include'`).
Update label template
Replaces an existing label template.
When `content` (or `width`/`height`) is provided, the thumbnail is automatically re-rendered.
## Path parameters
| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `id` | yes | integer | Label template ID |
## Body (JSON)
| Field | Required | Type | Description |
|-------|----------|------|-------------|
| `name` | no | string | |
| `width` | no | number | |
| `height` | no | number | |
| `dpi` | no | integer | |
| `type` | no | string | |
| `content` | no | LabelContent | |
```json
{
"name": "…",
"width": 1,
"height": 1,
"dpi": 1,
"type": "…",
"content": {
"objects": [
{
"id": "…",
"type": "textbox",
"x": 1,
"y": 1,
"w": 1,
"h": 1,
"text": "…",
"font": "…",
"fontSize": 1,
"barcodeFormat": "EAN8"
}
]
}
}
```
## Signals
On success, emits SSE signal: `labeltemplate` (see [`GET /events`](../events.md)).
## Response `200`
Updated label template
```json
{
"labeltemplate": {
"id": 1,
"name": "…",
"width": 1,
"height": 1,
"dpi": 1,
"type": "…",
"content": {
"objects": [
{
"id": "…",
"type": "textbox",
"x": 1,
"y": 1,
"w": 1,
"h": 1,
"text": "…",
"font": "…",
"fontSize": 1,
"barcodeFormat": "EAN8"
}
]
},
"thumb": "…"
}
}
```
## Errors
| Status | Description |
|--------|-------------|
| 400 | Invalid input — `{"error":"…"}` |
| 401 | Unauthorized — `{"error":"…"}` |
| 404 | Label template not found — `{"error":"…"}` |
---
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