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metagen_go
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fix save diffs methods

This commit is contained in:
Pavel Merzlyakov 2023-10-31 21:26:39 +03:00
parent 28f2a161bd
commit 49efdd1464
1 changed files with 5 additions and 4 deletions
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9
tpl/macros_struct.twig
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@ -73,6 +73,7 @@ type {{ json_fields_type }} struct{
{% set delete_by = select_by %}
{% set delete_where_expr = select_where_expr %}
{% set pkey_column_expr = pkey|map(f => "`#{f.name}`")|join(',') %}
{% set pkey_update_expr = pkey|map(f => "`#{f.name}`=VALUES(`#{f.name}`)")|join(',') %}
{% set pkey_values_expr = arr_fill('?', pkey|length)|join(',') %}
{{ _self.changed_fields_methods(s.name, nopkey) }}
@ -140,10 +141,10 @@ func Save{{ ctx.s.name }}Diff(ctx context.Context, dbe metadb.Execer, rec {{ ctx
valuesBuilder.WriteString(" VALUES ({{ ctx.pkey_values_expr }}")
var updateBuilder strings.Builder
updateBuilder.Grow({{ 25 + ctx.insert_update_expr|length }})
updateBuilder.WriteString(" ON DUPLICATE KEY UPDATE ")
updateBuilder.Grow({{ 25 + ctx.pkey_update_expr|length + ctx.insert_update_expr|length }})
updateBuilder.WriteString(" ON DUPLICATE KEY UPDATE {{ ctx.pkey_update_expr }}")
values := make([]any, 0, 10)
values := make([]any, 0, {{ ctx.insert_fields|length }})
{% for f in ctx.pkey %}
values = append(values, rec.{{ f|fname }})
{% endfor %}
@ -166,7 +167,7 @@ func Save{{ ctx.s.name }}Diff(ctx context.Context, dbe metadb.Execer, rec {{ ctx
{% if has_token(ctx.s, 'table_json_kv') %}
var jsonBuilder strings.Builder
jsonBuilder.Grow(255)
jsonBuilder.Grow(255) // TODO: is it possible calc grow length?
jsonValues := make([]any, 0, {{ ctx.json_fields|length }})
{% for f in ctx.json_fields %}