This commit is contained in:
Ian Gulliver
2023-05-15 21:50:07 -07:00
parent 12a3366375
commit b2385cdea3
4 changed files with 3 additions and 317 deletions

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@@ -1,272 +0,0 @@
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<title>store: Go Coverage Report</title>
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<option value="file0">github.com/gopatchy/store/store.go (80.9%)</option>
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<div id="legend">
<span>not tracked</span>
<span class="cov0">no coverage</span>
<span class="cov1">low coverage</span>
<span class="cov2">*</span>
<span class="cov3">*</span>
<span class="cov4">*</span>
<span class="cov5">*</span>
<span class="cov6">*</span>
<span class="cov7">*</span>
<span class="cov8">*</span>
<span class="cov9">*</span>
<span class="cov10">high coverage</span>
</div>
</div>
<div id="content">
<pre class="file" id="file0" style="display: none">package store
import (
"context"
"database/sql"
"encoding/json"
"fmt"
"github.com/gopatchy/metadata"
// Register sqlite3 db handler.
_ "github.com/mattn/go-sqlite3"
)
type Store struct {
db *sql.DB
}
func NewStore(conn string) (*Store, error) <span class="cov6" title="3">{
db, err := sql.Open("sqlite3", conn)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
// TODO: Keep a set of prepared statements with PrepareContext()
// TODO: Consider tuning per https://phiresky.github.io/blog/2020/sqlite-performance-tuning/
<span class="cov6" title="3">return &amp;Store{
db: db,
}, nil</span>
}
func (s *Store) Close() <span class="cov6" title="3">{
s.db.Close()
}</span>
func (s *Store) Write(ctx context.Context, t string, obj any) error <span class="cov9" title="6">{
id := metadata.GetMetadata(obj).ID
js, err := json.Marshal(obj)
if err != nil </span><span class="cov0" title="0">{
return err
}</span>
<span class="cov9" title="6">err = s.exec(ctx, "INSERT INTO `%s` (id, obj) VALUES (?,?) ON CONFLICT(id) DO UPDATE SET obj=?;", t, id, js, js)
if err != nil </span><span class="cov0" title="0">{
return err
}</span>
<span class="cov9" title="6">return nil</span>
}
func (s *Store) Delete(ctx context.Context, t, id string) error <span class="cov1" title="1">{
err := s.exec(ctx, "DELETE FROM `%s` WHERE id=?", t, id)
if err != nil </span><span class="cov0" title="0">{
return err
}</span>
<span class="cov1" title="1">return nil</span>
}
func (s *Store) Read(ctx context.Context, t, id string, factory func() any) (any, error) <span class="cov7" title="4">{
rows, err := s.query(ctx, "SELECT obj FROM `%s` WHERE id=?;", t, id)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov7" title="4">defer rows.Close()
if !rows.Next() </span><span class="cov1" title="1">{
return nil, nil
}</span>
<span class="cov6" title="3">var js []byte
err = rows.Scan(&amp;js)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov6" title="3">obj := factory()
err = json.Unmarshal(js, obj)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov6" title="3">return obj, nil</span>
}
func (s *Store) List(ctx context.Context, t string, factory func() any) ([]any, error) <span class="cov4" title="2">{
rows, err := s.query(ctx, "SELECT obj FROM `%s`;", t)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov4" title="2">defer rows.Close()
ret := []any{}
for rows.Next() </span><span class="cov4" title="2">{
var js []byte
err = rows.Scan(&amp;js)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov4" title="2">obj := factory()
err = json.Unmarshal(js, obj)
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov4" title="2">ret = append(ret, obj)</span>
}
<span class="cov4" title="2">return ret, nil</span>
}
func (s *Store) exec(ctx context.Context, query, t string, args ...any) error <span class="cov10" title="7">{
query = fmt.Sprintf(query, t)
_, err := s.db.ExecContext(ctx, query, args...)
if err == nil </span><span class="cov8" title="5">{
return nil
}</span>
<span class="cov4" title="2">_, err = s.db.ExecContext(ctx, s.tableSQL(t))
if err != nil </span><span class="cov0" title="0">{
return err
}</span>
<span class="cov4" title="2">_, err = s.db.ExecContext(ctx, query, args...)
if err != nil </span><span class="cov0" title="0">{
return err
}</span>
<span class="cov4" title="2">return nil</span>
}
func (s *Store) query(ctx context.Context, query, t string, args ...any) (*sql.Rows, error) <span class="cov9" title="6">{
query = fmt.Sprintf(query, t)
rows, err := s.db.QueryContext(ctx, query, args...)
if err == nil </span><span class="cov8" title="5">{
return rows, nil
}</span>
<span class="cov1" title="1">_, err = s.db.ExecContext(ctx, s.tableSQL(t))
if err != nil </span><span class="cov0" title="0">{
return nil, err
}</span>
<span class="cov1" title="1">return s.db.QueryContext(ctx, query, args...)</span>
}
func (s *Store) tableSQL(t string) string <span class="cov6" title="3">{
return fmt.Sprintf("CREATE TABLE IF NOT EXISTS `%s` (id TEXT NOT NULL PRIMARY KEY, obj TEXT NOT NULL);", t)
}</span>
</pre>
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@@ -1,44 +0,0 @@
mode: atomic
github.com/gopatchy/store/store.go:18.44,20.16 2 3
github.com/gopatchy/store/store.go:20.16,22.3 1 0
github.com/gopatchy/store/store.go:27.2,29.8 1 3
github.com/gopatchy/store/store.go:32.25,34.2 1 3
github.com/gopatchy/store/store.go:36.69,40.16 3 6
github.com/gopatchy/store/store.go:40.16,42.3 1 0
github.com/gopatchy/store/store.go:44.2,45.16 2 6
github.com/gopatchy/store/store.go:45.16,47.3 1 0
github.com/gopatchy/store/store.go:49.2,49.12 1 6
github.com/gopatchy/store/store.go:52.65,54.16 2 1
github.com/gopatchy/store/store.go:54.16,56.3 1 0
github.com/gopatchy/store/store.go:58.2,58.12 1 1
github.com/gopatchy/store/store.go:61.90,63.16 2 4
github.com/gopatchy/store/store.go:63.16,65.3 1 0
github.com/gopatchy/store/store.go:67.2,69.18 2 4
github.com/gopatchy/store/store.go:69.18,71.3 1 1
github.com/gopatchy/store/store.go:73.2,76.16 3 3
github.com/gopatchy/store/store.go:76.16,78.3 1 0
github.com/gopatchy/store/store.go:80.2,83.16 3 3
github.com/gopatchy/store/store.go:83.16,85.3 1 0
github.com/gopatchy/store/store.go:87.2,87.17 1 3
github.com/gopatchy/store/store.go:90.88,92.16 2 2
github.com/gopatchy/store/store.go:92.16,94.3 1 0
github.com/gopatchy/store/store.go:96.2,100.18 3 2
github.com/gopatchy/store/store.go:100.18,104.17 3 2
github.com/gopatchy/store/store.go:104.17,106.4 1 0
github.com/gopatchy/store/store.go:108.3,111.17 3 2
github.com/gopatchy/store/store.go:111.17,113.4 1 0
github.com/gopatchy/store/store.go:115.3,115.25 1 2
github.com/gopatchy/store/store.go:118.2,118.17 1 2
github.com/gopatchy/store/store.go:121.79,125.16 3 7
github.com/gopatchy/store/store.go:125.16,127.3 1 5
github.com/gopatchy/store/store.go:129.2,130.16 2 2
github.com/gopatchy/store/store.go:130.16,132.3 1 0
github.com/gopatchy/store/store.go:134.2,135.16 2 2
github.com/gopatchy/store/store.go:135.16,137.3 1 0
github.com/gopatchy/store/store.go:139.2,139.12 1 2
github.com/gopatchy/store/store.go:142.93,146.16 3 6
github.com/gopatchy/store/store.go:146.16,148.3 1 5
github.com/gopatchy/store/store.go:150.2,151.16 2 1
github.com/gopatchy/store/store.go:151.16,153.3 1 0
github.com/gopatchy/store/store.go:155.2,155.47 1 1
github.com/gopatchy/store/store.go:158.43,160.2 1 3

2
go.mod
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@@ -4,7 +4,7 @@ go 1.19
require ( require (
github.com/dchest/uniuri v1.2.0 github.com/dchest/uniuri v1.2.0
github.com/gopatchy/metadata v0.0.0-20230516041300-fc49e5f775fe github.com/gopatchy/metadata v0.0.0-20230516044939-eed23a0903d5
github.com/mattn/go-sqlite3 v1.14.16 github.com/mattn/go-sqlite3 v1.14.16
github.com/stretchr/testify v1.8.2 github.com/stretchr/testify v1.8.2
go.uber.org/goleak v1.2.1 go.uber.org/goleak v1.2.1

2
go.sum
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@@ -8,6 +8,8 @@ github.com/gopatchy/metadata v0.0.0-20230424223338-33e58fee42bf h1:HKCbhVEpC3++y
github.com/gopatchy/metadata v0.0.0-20230424223338-33e58fee42bf/go.mod h1:VgD33raUShjDePCDBo55aj+eSXFtUEpMzs+Ie39g2zo= github.com/gopatchy/metadata v0.0.0-20230424223338-33e58fee42bf/go.mod h1:VgD33raUShjDePCDBo55aj+eSXFtUEpMzs+Ie39g2zo=
github.com/gopatchy/metadata v0.0.0-20230516041300-fc49e5f775fe h1:xPnlis/qCAYoxHx9tow1P4pO17c8JH/Hs/lHDmZej/Q= github.com/gopatchy/metadata v0.0.0-20230516041300-fc49e5f775fe h1:xPnlis/qCAYoxHx9tow1P4pO17c8JH/Hs/lHDmZej/Q=
github.com/gopatchy/metadata v0.0.0-20230516041300-fc49e5f775fe/go.mod h1:VgD33raUShjDePCDBo55aj+eSXFtUEpMzs+Ie39g2zo= github.com/gopatchy/metadata v0.0.0-20230516041300-fc49e5f775fe/go.mod h1:VgD33raUShjDePCDBo55aj+eSXFtUEpMzs+Ie39g2zo=
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github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=