55 lines
1.6 KiB
Go
55 lines
1.6 KiB
Go
package database
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import (
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"context"
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"vegan-barcode/internal/models"
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)
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func (database *Database) FindClaimsByProductID(product_id int) (claims []models.Claim, err error) {
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ctx := context.Background()
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err = database.db.Query(ctx, claims, `SELECT
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cluster,
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id,
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worker_type,
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evidence_type,
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evidence,
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category,
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polarity,
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created_at,
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created_by
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FROM (
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SELECT
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cluster,
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id,
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worker_type,
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evidence_type,
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evidence,
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category,
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polarity,
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created_at,
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created_by,
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ROW_NUMBER() OVER (PARTITION BY category ORDER BY created_at DESC) AS rn
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FROM (
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(
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SELECT "user" as cluster, id, product_id, null as worker_type, evidence_type, evidence, unnest(claim) as category, true as polarity, created_at, created_by FROM user_claims
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UNION ALL
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SELECT "automated" as cluster, id, product_id, worker_type, null as evidence_type, evidence, unnest(claim) as category, true as polarity, created_at, null as created_by FROM automated_claims
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)
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UNION ALL
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(
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SELECT "user" as cluster, id, product_id, null as worker_type, evidence_type, evidence, unnest(counter_claim) as category, false as polarity, created_at, created_by FROM user_claims
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UNION ALL
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SELECT "automated" as cluster, id, product_id, worker_type, null as evidence_type, evidence, unnest(counter_claim) as category, false as polarity, created_at, null as created_by FROM automated_claims
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)
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)
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WHERE product_id = ?
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)
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WHERE rn = 1
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ORDER BY created_at;
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`, product_id)
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if err != nil {
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return claims, err
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}
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return
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}
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