EquilibrateIT
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go_anvil-client
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go fmt

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data-work
Mike Holloway 3 months ago
parent ff6de84731
commit b886c39ac9
2 changed files with 102 additions and 62 deletions
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  1. 119
      main.go
  2. 45
      models.go

119
main.go
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@ -1,56 +1,87 @@
package main package main
import ( import (
"fmt" "context"
"context" "database/sql"
"errors" "errors"
"database/sql" "fmt"
"github.com/uptrace/bun" "github.com/uptrace/bun"
"github.com/uptrace/bun/extra/bundebug"
"github.com/uptrace/bun/dialect/pgdialect" "github.com/uptrace/bun/dialect/pgdialect"
"github.com/uptrace/bun/driver/pgdriver" "github.com/uptrace/bun/driver/pgdriver"
"github.com/uptrace/bun/extra/bundebug"
) )
var feeds []Feed var feeds []Feed
var categories []Category var categories []Category
var entries []Entry var entries []Entry
var users []User var users []User
func main() { func main() {
var err error var err error
ctx := context.Background() ctx := context.Background()
dsn := "postgres://apache:@localhost:5432/miniflux?sslmode=disable" dsn := "postgres://apache:@localhost:5432/miniflux?sslmode=disable"
// dsn := "unix://user:pass@dbname/var/run/postgresql/.s.PGSQL.5432" // dsn := "unix://user:pass@dbname/var/run/postgresql/.s.PGSQL.5432"
sqldb := sql.OpenDB(pgdriver.NewConnector(pgdriver.WithDSN(dsn))) sqldb := sql.OpenDB(pgdriver.NewConnector(pgdriver.WithDSN(dsn)))
db := bun.NewDB(sqldb, pgdialect.New()) db := bun.NewDB(sqldb, pgdialect.New())
db.AddQueryHook(bundebug.NewQueryHook( db.AddQueryHook(bundebug.NewQueryHook(
bundebug.WithVerbose(true), bundebug.WithVerbose(true),
bundebug.FromEnv("BUNDEBUG"), bundebug.FromEnv("BUNDEBUG"),
)) ))
// Turn these into funcs with error handling, logging, return vals etc.
// Turn these into funcs with error handling, logging, return vals etc. feederr := db.NewSelect().
feederr := db.NewSelect().Model(&feeds).OrderExpr("title ASC").Limit(10).Scan(ctx) Model(&feeds).
OrderExpr("title ASC").
if feederr != nil { Limit(10).
errors.Join(feederr, err) Scan(ctx)
}
categoryerr := db.NewSelect().Model(&categories).OrderExpr("title ASC").Scan(ctx) if feederr != nil {
if categoryerr != nil { errors.Join(feederr, err)
errors.Join(categoryerr, err) }
} categoryerr := db.NewSelect().
entryerr := db.NewSelect().Model(&entries).OrderExpr("published_at ASC").Limit(10).Scan(ctx) Model(&categories).
if entryerr != nil { OrderExpr("title ASC").
errors.Join(entryerr, err) Scan(ctx)
} if categoryerr != nil {
usererr := db.NewSelect().Model(&users).OrderExpr("id ASC").Scan(ctx) errors.Join(categoryerr, err)
if usererr != nil { }
errors.Join(usererr, err) entryerr := db.NewSelect().
} Model(&entries).
fmt.Printf("%+v\n", entries) OrderExpr("published_at ASC").
fmt.Printf("%+v\n", categories) Limit(10).
fmt.Printf("%+v\n", feeds) Scan(ctx)
fmt.Printf("%+v\n", users) if entryerr != nil {
// errors.Join(entryerr, err)
}
usererr := db.NewSelect().
Model(&users).
OrderExpr("id ASC").
Scan(ctx)
if usererr != nil {
errors.Join(usererr, err)
}
fmt.Printf("[]Entry\n")
for _, val := range entries {
fmt.Printf("val = %s\n", val)
}
fmt.Printf("[]Category\n")
for _, val := range categories {
fmt.Printf("val = %s\n", val)
}
fmt.Printf("[]Feed\n")
for _, val := range feeds {
fmt.Printf("val = %s\n", val)
}
fmt.Printf("[]User\n")
for _, val := range users {
fmt.Printf("val = %s\n", val)
}
// fmt.Printf("%+v\n", entries)
// fmt.Printf("%+v\n", categories)
// fmt.Printf("%+v\n", feeds)
// fmt.Printf("%+v\n", users)
} }

45
models.go
Unescape View File

@ -4,34 +4,43 @@ import (
"github.com/uptrace/bun" "github.com/uptrace/bun"
) )
type AnvilDB struct {
DBContext *Context
}
type AnvilData struct {
Feeds []Feed
Categories []Category
Entries []Entry
Users []User
}
type User struct { type User struct {
bun.BaseModel `bun:"table:users"` bun.BaseModel `bun:"table:users"`
ID int64 `bun:"id,pk,autoincrement"` ID int64 `bun:"id,pk,autoincrement"`
Username string `bun:"username"` Username string `bun:"username"`
} }
type Feed struct { type Feed struct {
bun.BaseModel `bun:"table:feeds"` bun.BaseModel `bun:"table:feeds"`
ID int64 `bun:"id,pk,autoincrement"` ID int64 `bun:"id,pk,autoincrement"`
CategoryID int64 `bun:"category_id"` CategoryID int64 `bun:"category_id"`
Title string `bun:"title"` Title string `bun:"title"`
//SELECT id,category_id,title FROM feeds ORDER BY id; // SELECT id,category_id,title FROM feeds ORDER BY id;
} }
type Entry struct { type Entry struct {
bun.BaseModel `bun:"table:entries"` bun.BaseModel `bun:"table:entries"`
ID int64 `bun:"id,pk,autoincrement"` ID int64 `bun:"id,pk,autoincrement"`
Title string `bun:"title"` Title string `bun:"title"`
Author string `bun:"author"` Author string `bun:"author"`
//SELECT id,title,author FROM entries ORDER BY published_at LIMIT 10; // SELECT id,title,author FROM entries ORDER BY published_at LIMIT 10;
} }
type Category struct { type Category struct {
bun.BaseModel `bun:"table:categories"` bun.BaseModel `bun:"table:categories"`
ID int64 `bun:"id,pk,autoincrement"` ID int64 `bun:"id,pk,autoincrement"`
Title string `bun:"title"` Title string `bun:"title"`
//SELECT id,title from categories; //SELECT id,title from categories;
} }

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