54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
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package api
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import (
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"context"
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"errors"
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"connectrpc.com/connect"
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"github.com/tigorlazuardi/bluemage/go/gen/jet/model"
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"github.com/tigorlazuardi/bluemage/go/pkg/errs"
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"github.com/tigorlazuardi/bluemage/go/pkg/telemetry"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/metric"
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"go.opentelemetry.io/otel/trace"
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"github.com/go-jet/jet/v2/qrm"
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. "github.com/go-jet/jet/v2/sqlite"
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. "github.com/tigorlazuardi/bluemage/go/gen/jet/table"
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)
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var getSubredditMetric, _ = meter.Int64Counter("api.subreddits.get",
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metric.WithDescription("The number of times a subreddit is retrieved"),
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)
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func (api *API) GetSubreddit(ctx context.Context, name string) (sub model.Subreddits, err error) {
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ctx, span := tracer.Start(ctx, "GetSubreddit", trace.WithAttributes(attribute.String("name", name)))
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defer func() { telemetry.EndWithStatus(span, err) }()
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getSubredditMetric.Add(ctx, 1, metric.WithAttributes(attribute.String("name", name)))
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stmt := SELECT(Subreddits.AllColumns).
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FROM(Subreddits).
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WHERE(Subreddits.Name.EQ(String(name)))
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err = stmt.QueryContext(ctx, api.DB, &sub)
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if err != nil {
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if errors.Is(err, qrm.ErrNoRows) {
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return sub, errs.
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Wrapf(err, "subreddit '%s' does not exist", name).
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Details(
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"name", name,
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"query", stmt.DebugSql(),
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).
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Code(connect.CodeNotFound)
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}
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return sub, errs.Wrapf(err, "failed to get subreddit '%s'", name).
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Details(
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"name", name,
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"query", stmt.DebugSql(),
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)
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}
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return sub, nil
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}
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