103 lines
2.5 KiB
Go
103 lines
2.5 KiB
Go
package darwindb
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import (
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"context"
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"fmt"
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pgx "github.com/jackc/pgx/v4"
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"git.lukegb.com/lukegb/depot/go/trains/darwin"
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)
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// ProcessReferenceData updates the database by processing a PportReferenceData message in the given transaction.
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func ProcessReferenceData(ctx context.Context, tx pgx.Tx, pprd *darwin.PushPortReferenceData, a *Affected) error {
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crsToTIPLOC := make(map[string]string)
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for _, loc := range pprd.Locations {
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if loc.CRS != nil {
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crsToTIPLOC[*loc.CRS] = loc.TIPLOC
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}
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_locations
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(tiploc, name, crs, toc)
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VALUES
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($1, $2, $3, $4)
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ON CONFLICT (tiploc) DO UPDATE
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SET name=COALESCE(ref_locations.override_name, $2), crs=$3, toc=$4
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`, loc.TIPLOC, loc.Name, loc.CRS, loc.TOC)
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if err != nil {
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return fmt.Errorf("updating location %q: %w", loc.TIPLOC, err)
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}
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a.TIPLOC(loc.TIPLOC)
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}
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for _, toc := range pprd.TOCs {
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_tocs
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(toc, name, url)
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VALUES
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($1, $2, $3)
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ON CONFLICT (toc) DO UPDATE
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SET name=$2, url=$3
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`, toc.TOC, toc.Name, toc.URL)
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if err != nil {
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return fmt.Errorf("updating TOC %q: %w", toc.TOC, err)
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}
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}
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for _, r := range pprd.LateRunningReasons {
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_late_running_reasons
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(code, text)
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VALUES
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($1, $2)
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ON CONFLICT (code) DO UPDATE
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SET text=$2
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`, r.Code, r.Text)
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if err != nil {
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return fmt.Errorf("updating LateRunningReason %q: %w", r.Code, err)
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}
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}
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for _, r := range pprd.CancellationReasons {
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_cancel_reasons
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(code, text)
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VALUES
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($1, $2)
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ON CONFLICT (code) DO UPDATE
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SET text=$2
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`, r.Code, r.Text)
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if err != nil {
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return fmt.Errorf("updating CancellationReason %q: %w", r.Code, err)
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}
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}
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for _, v := range pprd.Via {
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_via
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(at_crs, dest_tiploc, loc1_tiploc, loc2_tiploc, text)
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VALUES
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($1, $2, $3, $4, $5)
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ON CONFLICT (at_crs, dest_tiploc, loc1_tiploc, loc2_tiploc) DO UPDATE
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SET text=$5
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RETURNING at_crs
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`, v.AtCRS, v.DestTIPLOC, v.Loc1TIPLOC, v.Loc2TIPLOC, v.Text)
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if err != nil {
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return fmt.Errorf("updating Via %v/%v/%v/%v: %w", v.AtCRS, v.DestTIPLOC, v.Loc1TIPLOC, v.Loc2TIPLOC, err)
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}
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tiploc, ok := crsToTIPLOC[v.AtCRS]
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if ok {
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a.TIPLOC(tiploc)
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}
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}
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for _, cis := range pprd.CISSource {
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_, err := tx.Exec(ctx, `
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INSERT INTO ref_cis
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(code, name)
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VALUES
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($1, $2)
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ON CONFLICT (code) DO UPDATE
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SET name=$2
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`, cis.CISCode, cis.Name)
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if err != nil {
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return fmt.Errorf("updating CISSource %v: %w", cis.CISCode, err)
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}
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}
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return nil
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}
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