[chore] make csv export ordering determinate (#3318)

1 files changed, 74 insertions, 65 deletions

diff --git a/internal/typeutils/csv.go b/internal/typeutils/csv.go
index ae080a63f..7211d5c9c 100644
--- a/internal/typeutils/csv.go
+++ b/internal/typeutils/csv.go
@@ -18,12 +18,13 @@
 package typeutils
 
 import (
+	"cmp"
 	"context"
+	"slices"
 	"strconv"
 
 	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
-	"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
 	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/util"
@@ -77,6 +78,8 @@ func (c *Converter) AccountToExportStats(
 
 // FollowingToCSV converts a slice of follows into
 // a slice of CSV-compatible Following records.
+//
+// Each follow should be populated.
 func (c *Converter) FollowingToCSV(
 	ctx context.Context,
 	following []*gtsmodel.Follow,
@@ -101,24 +104,19 @@ func (c *Converter) FollowingToCSV(
 		thisDomain = config.GetHost()
 	}
 
+	// Pre-sort the follows
+	// by domain and username.
+	slices.SortFunc(
+		following,
+		func(a *gtsmodel.Follow, b *gtsmodel.Follow) int {
+			aStr := a.TargetAccount.Domain + "/" + a.TargetAccount.Username
+			bStr := b.TargetAccount.Domain + "/" + b.TargetAccount.Username
+			return cmp.Compare(aStr, bStr)
+		},
+	)
+
 	// For each item, add a record.
 	for _, follow := range following {
-		if follow.TargetAccount == nil {
-			// Retrieve target account.
-			var err error
-			follow.TargetAccount, err = c.state.DB.GetAccountByID(
-				// Barebones is fine here.
-				gtscontext.SetBarebones(ctx),
-				follow.TargetAccountID,
-			)
-			if err != nil {
-				return nil, gtserror.Newf(
-					"db error getting target account for follow %s: %w",
-					follow.ID, err,
-				)
-			}
-		}
-
 		domain := follow.TargetAccount.Domain
 		if domain == "" {
 			// Local account,
@@ -144,6 +142,8 @@ func (c *Converter) FollowingToCSV(
 
 // FollowersToCSV converts a slice of follows into
 // a slice of CSV-compatible Followers records.
+//
+// Each follow should be populated.
 func (c *Converter) FollowersToCSV(
 	ctx context.Context,
 	followers []*gtsmodel.Follow,
@@ -165,24 +165,19 @@ func (c *Converter) FollowersToCSV(
 		thisDomain = config.GetHost()
 	}
 
+	// Pre-sort the follows
+	// by domain and username.
+	slices.SortFunc(
+		followers,
+		func(a *gtsmodel.Follow, b *gtsmodel.Follow) int {
+			aStr := a.Account.Domain + "/" + a.Account.Username
+			bStr := b.Account.Domain + "/" + b.Account.Username
+			return cmp.Compare(aStr, bStr)
+		},
+	)
+
 	// For each item, add a record.
 	for _, follow := range followers {
-		if follow.Account == nil {
-			// Retrieve account.
-			var err error
-			follow.Account, err = c.state.DB.GetAccountByID(
-				// Barebones is fine here.
-				gtscontext.SetBarebones(ctx),
-				follow.AccountID,
-			)
-			if err != nil {
-				return nil, gtserror.Newf(
-					"db error getting account for follow %s: %w",
-					follow.ID, err,
-				)
-			}
-		}
-
 		domain := follow.Account.Domain
 		if domain == "" {
 			// Local account,
@@ -218,6 +213,15 @@ func (c *Converter) ListsToCSV(
 	// CSV doesn't use column headers.
 	records := make([][]string, 0)
 
+	// Pre-sort the lists
+	// alphabetically.
+	slices.SortFunc(
+		lists,
+		func(a *gtsmodel.List, b *gtsmodel.List) int {
+			return cmp.Compare(a.Title, b.Title)
+		},
+	)
+
 	// For each item, add a record.
 	for _, list := range lists {
 
@@ -231,6 +235,17 @@ func (c *Converter) ListsToCSV(
 			return nil, err
 		}
 
+		// Pre-sort the follows
+		// by domain and username.
+		slices.SortFunc(
+			follows,
+			func(a *gtsmodel.Follow, b *gtsmodel.Follow) int {
+				aStr := a.TargetAccount.Domain + "/" + a.TargetAccount.Username
+				bStr := b.TargetAccount.Domain + "/" + b.TargetAccount.Username
+				return cmp.Compare(aStr, bStr)
+			},
+		)
+
 		// Append each follow as CSV record.
 		for _, follow := range follows {
 			var (
@@ -263,6 +278,8 @@ func (c *Converter) ListsToCSV(
 
 // BlocksToCSV converts a slice of blocks into
 // a slice of CSV-compatible blocks records.
+//
+// Each block should be populated.
 func (c *Converter) BlocksToCSV(
 	ctx context.Context,
 	blocks []*gtsmodel.Block,
@@ -278,24 +295,19 @@ func (c *Converter) BlocksToCSV(
 	// CSV doesn't use column headers.
 	records := make([][]string, 0, len(blocks))
 
+	// Pre-sort the blocks
+	// by domain and username.
+	slices.SortFunc(
+		blocks,
+		func(a *gtsmodel.Block, b *gtsmodel.Block) int {
+			aStr := a.TargetAccount.Domain + "/" + a.TargetAccount.Username
+			bStr := b.TargetAccount.Domain + "/" + b.TargetAccount.Username
+			return cmp.Compare(aStr, bStr)
+		},
+	)
+
 	// For each item, add a record.
 	for _, block := range blocks {
-		if block.TargetAccount == nil {
-			// Retrieve target account.
-			var err error
-			block.TargetAccount, err = c.state.DB.GetAccountByID(
-				// Barebones is fine here.
-				gtscontext.SetBarebones(ctx),
-				block.TargetAccountID,
-			)
-			if err != nil {
-				return nil, gtserror.Newf(
-					"db error getting target account for block %s: %w",
-					block.ID, err,
-				)
-			}
-		}
-
 		domain := block.TargetAccount.Domain
 		if domain == "" {
 			// Local account,
@@ -315,6 +327,8 @@ func (c *Converter) BlocksToCSV(
 
 // MutesToCSV converts a slice of mutes into
 // a slice of CSV-compatible mute records.
+//
+// Each mute should be populated.
 func (c *Converter) MutesToCSV(
 	ctx context.Context,
 	mutes []*gtsmodel.UserMute,
@@ -337,24 +351,19 @@ func (c *Converter) MutesToCSV(
 		thisDomain = config.GetHost()
 	}
 
+	// Pre-sort the mutes
+	// by domain and username.
+	slices.SortFunc(
+		mutes,
+		func(a *gtsmodel.UserMute, b *gtsmodel.UserMute) int {
+			aStr := a.TargetAccount.Domain + "/" + a.TargetAccount.Username
+			bStr := b.TargetAccount.Domain + "/" + b.TargetAccount.Username
+			return cmp.Compare(aStr, bStr)
+		},
+	)
+
 	// For each item, add a record.
 	for _, mute := range mutes {
-		if mute.TargetAccount == nil {
-			// Retrieve target account.
-			var err error
-			mute.TargetAccount, err = c.state.DB.GetAccountByID(
-				// Barebones is fine here.
-				gtscontext.SetBarebones(ctx),
-				mute.TargetAccountID,
-			)
-			if err != nil {
-				return nil, gtserror.Newf(
-					"db error getting target account for mute %s: %w",
-					mute.ID, err,
-				)
-			}
-		}
-
 		domain := mute.TargetAccount.Domain
 		if domain == "" {
 			// Local account,