Set all campaign templates to default when a used template is deleted
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parent
67d65b3a8b
commit
595bdb241a
13
queries.sql
13
queries.sql
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@ -335,8 +335,17 @@ WITH u AS (
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UPDATE templates SET is_default=false WHERE id != $1;
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-- name: delete-template
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-- Delete a template as long as there's more than one.
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DELETE FROM templates WHERE id=$1 AND (SELECT COUNT(id) FROM templates) > 1 AND is_default = false;
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-- Delete a template as long as there's more than one. One deletion, set all campaigns
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-- with that template to the default template instead.
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WITH tpl AS (
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DELETE FROM templates WHERE id = $1 AND (SELECT COUNT(id) FROM templates) > 1 AND is_default = false RETURNING id
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),
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def AS (
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SELECT id FROM templates WHERE is_default = true LIMIT 1
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)
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UPDATE campaigns SET template_id = (SELECT id FROM def) WHERE (SELECT id FROM tpl) > 0 AND template_id = $1
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RETURNING (SELECT id FROM tpl);
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-- media
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-- name: insert-media
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10
templates.go
10
templates.go
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@ -1,6 +1,7 @@
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package main
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import (
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"database/sql"
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"errors"
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"fmt"
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"net/http"
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@ -209,13 +210,18 @@ func handleDeleteTemplate(c echo.Context) error {
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return echo.NewHTTPError(http.StatusBadRequest, "Cannot delete the primordial template.")
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}
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res, err := app.Queries.DeleteTemplate.Exec(id)
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var delID int
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err := app.Queries.DeleteTemplate.Get(&delID, id)
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if err != nil {
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if err == sql.ErrNoRows {
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return c.JSON(http.StatusOK, okResp{true})
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}
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return echo.NewHTTPError(http.StatusBadRequest,
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fmt.Sprintf("Error deleting template: %v", err))
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}
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if n, _ := res.RowsAffected(); n == 0 {
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if delID == 0 {
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return echo.NewHTTPError(http.StatusBadRequest,
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"Cannot delete the last, default, or non-existent template.")
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}
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