graph/db: freeze sql migration queries

graph/db/migration1/sqlc/db_custom.go

@@ -0,0 +1,163 @@
+package sqlc
+
+import (
+	"fmt"
+	"strings"
+)
+
+// makeQueryParams generates a string of query parameters for a SQL query. It is
+// meant to replace the `?` placeholders in a SQL query with numbered parameters
+// like `$1`, `$2`, etc. This is required for the sqlc /*SLICE:<field_name>*/
+// workaround. See scripts/gen_sqlc_docker.sh for more details.
+func makeQueryParams(numTotalArgs, numListArgs int) string {
+	if numListArgs == 0 {
+		return ""
+	}
+
+	var b strings.Builder
+
+	// Pre-allocate a rough estimation of the buffer size to avoid
+	// re-allocations. A parameter like $1000, takes 6 bytes.
+	b.Grow(numListArgs * 6)
+
+	diff := numTotalArgs - numListArgs
+	for i := 0; i < numListArgs; i++ {
+		if i > 0 {
+			// We don't need to check the error here because the
+			// WriteString method of strings.Builder always returns
+			// nil.
+			_, _ = b.WriteString(",")
+		}
+
+		// We don't need to check the error here because the
+		// Write method (called by fmt.Fprintf) of strings.Builder
+		// always returns nil.
+		_, _ = fmt.Fprintf(&b, "$%d", i+diff+1)
+	}
+
+	return b.String()
+}
+
+// ChannelAndNodes is an interface that provides access to a channel and its
+// two nodes.
+type ChannelAndNodes interface {
+	// Channel returns the GraphChannel associated with this interface.
+	Channel() GraphChannel
+
+	// Node1 returns the first GraphNode associated with this channel.
+	Node1() GraphNode
+
+	// Node2 returns the second GraphNode associated with this channel.
+	Node2() GraphNode
+}
+
+// Channel returns the GraphChannel associated with this interface.
+//
+// NOTE: This method is part of the ChannelAndNodes interface.
+func (r GetChannelsByPolicyLastUpdateRangeRow) Channel() GraphChannel {
+	return r.GraphChannel
+}
+
+// Node1 returns the first GraphNode associated with this channel.
+//
+// NOTE: This method is part of the ChannelAndNodes interface.
+func (r GetChannelsByPolicyLastUpdateRangeRow) Node1() GraphNode {
+	return r.GraphNode
+}
+
+// Node2 returns the second GraphNode associated with this channel.
+//
+// NOTE: This method is part of the ChannelAndNodes interface.
+func (r GetChannelsByPolicyLastUpdateRangeRow) Node2() GraphNode {
+	return r.GraphNode_2
+}
+
+// ChannelAndNodeIDs is an interface that provides access to a channel and its
+// two node public keys.
+type ChannelAndNodeIDs interface {
+	// Channel returns the GraphChannel associated with this interface.
+	Channel() GraphChannel
+
+	// Node1Pub returns the public key of the first node as a byte slice.
+	Node1Pub() []byte
+
+	// Node2Pub returns the public key of the second node as a byte slice.
+	Node2Pub() []byte
+}
+
+// Channel returns the GraphChannel associated with this interface.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDWithPoliciesRow) Channel() GraphChannel {
+	return r.GraphChannel
+}
+
+// Node1Pub returns the public key of the first node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDWithPoliciesRow) Node1Pub() []byte {
+	return r.GraphNode.PubKey
+}
+
+// Node2Pub returns the public key of the second node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDWithPoliciesRow) Node2Pub() []byte {
+	return r.GraphNode_2.PubKey
+}
+
+// Node1 returns the first GraphNode associated with this channel.
+//
+// NOTE: This method is part of the ChannelAndNodes interface.
+func (r GetChannelsBySCIDWithPoliciesRow) Node1() GraphNode {
+	return r.GraphNode
+}
+
+// Node2 returns the second GraphNode associated with this channel.
+//
+// NOTE: This method is part of the ChannelAndNodes interface.
+func (r GetChannelsBySCIDWithPoliciesRow) Node2() GraphNode {
+	return r.GraphNode_2
+}
+
+// Channel returns the GraphChannel associated with this interface.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsByOutpointsRow) Channel() GraphChannel {
+	return r.GraphChannel
+}
+
+// Node1Pub returns the public key of the first node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsByOutpointsRow) Node1Pub() []byte {
+	return r.Node1Pubkey
+}
+
+// Node2Pub returns the public key of the second node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsByOutpointsRow) Node2Pub() []byte {
+	return r.Node2Pubkey
+}
+
+// Channel returns the GraphChannel associated with this interface.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDRangeRow) Channel() GraphChannel {
+	return r.GraphChannel
+}
+
+// Node1Pub returns the public key of the first node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDRangeRow) Node1Pub() []byte {
+	return r.Node1PubKey
+}
+
+// Node2Pub returns the public key of the second node as a byte slice.
+//
+// NOTE: This method is part of the ChannelAndNodeIDs interface.
+func (r GetChannelsBySCIDRangeRow) Node2Pub() []byte {
+	return r.Node2PubKey
+}