Apply Template to Campaign

URL	Required Values	HTTP Methods
https://app.tingting.io/api/v1/survey-templates/<id>/apply-to-campaign/	campaign_id	POST

Applies a survey template to an existing SURVEY campaign. Replace <id> with the template ID.

This action:

• Copies voice and length_factor from the template to the campaign.

• Deletes all existing steps from the campaign’s survey.

• Creates new SurveyStep records from the template’s content.

Request Body:

Field	Type	Required	Description
campaign_id	integer	Yes	ID of the target campaign. Must be a SURVEY campaign owned by the user.

Sample Request:

{
  "campaign_id": 42
}

Sample Response — Success (201 Created):

{
  "message": "Template applied successfully.",
  "steps": [
    {
      "id": 101,
      "order": 0,
      "content_type": "say",
      "response_type": "dtmf",
      "input_name": "rating",
      "audio_file": null,
      "survey": 15
    },
    {
      "id": 102,
      "order": 1,
      "content_type": "info",
      "response_type": "none",
      "input_name": "outro",
      "audio_file": null,
      "survey": 15
    }
  ]
}

Sample Response — Partial success, some steps failed (207 Multi-Status):

{
  "created": [
    { "id": 103, "order": 0 }
  ],
  "errors": [
    { "content_type": ["This field is required."] }
  ]
}

Error Responses (400 Bad Request):

Missing campaign_id:

{ "error": "campaign_id is required." }

Campaign is not a SURVEY type:

{ "error": "Template can only be applied to SURVEY campaigns." }

Template has no steps:

{ "error": "Template has no steps to apply." }

Error Responses (404 Not Found):

Template not found or not owned by user:

{ "detail": "No SurveyTemplate matches the given query." }

Campaign not found:

{ "error": "Campaign not found." }