commit ce16f5bd011753f8bce6ddc2ace0d90dacf4af7e · bretton.dev/coves

+49
internal/atproto/utils/record_utils.go
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       package utils

     

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       import (

     

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       	"database/sql"

     

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       	"strings"

     

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       	"time"

     

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       )

     

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       // ExtractRKeyFromURI extracts the record key from an AT-URI

     

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       // Format: at://did/collection/rkey -> rkey

     

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       func ExtractRKeyFromURI(uri string) string {

     

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       	parts := strings.Split(uri, "/")

     

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       	if len(parts) >= 4 {

     

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       		return parts[len(parts)-1]

     

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       	}

     

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       	return ""

     

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       }

     

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       // StringFromNull converts sql.NullString to string

     

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       // Returns empty string if the NullString is not valid

     

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       func StringFromNull(ns sql.NullString) string {

     

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       	if ns.Valid {

     

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       		return ns.String

     

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       	}

     

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       	return ""

     

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       }

     

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       // ParseCreatedAt extracts and parses the createdAt timestamp from an atProto record

     

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       // Falls back to time.Now() if the field is missing or invalid

     

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       // This preserves chronological ordering during Jetstream replays and backfills

     

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       func ParseCreatedAt(record map[string]interface{}) time.Time {

     

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       	if record == nil {

     

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       		return time.Now()

     

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       	}

     

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       	createdAtStr, ok := record["createdAt"].(string)

     

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       	if !ok || createdAtStr == "" {

     

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       		return time.Now()

     

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       	}

     

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       	// atProto uses RFC3339 format for datetime fields

     

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       	createdAt, err := time.Parse(time.RFC3339, createdAtStr)

     

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       	if err != nil {

     

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       		// Fallback to now if parsing fails

     

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       		return time.Now()

     

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       	}

     

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       	return createdAt

     

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       }