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history_model.go
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history_model.go
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package db
import (
"context"
"database/sql"
"errors"
"fmt"
"log"
"github.com/thefueley/scholar-power-api/internal/history"
)
type HistoryRow struct {
ID sql.NullString
Date sql.NullString `db:"date"`
Duration sql.NullString `db:"duration"`
Notes sql.NullString `db:"notes"`
PlanID sql.NullString `db:"plan_id"`
AthleteID sql.NullString `db:"athlete_id"`
}
func (db *Database) CreateHistory(ctx context.Context, hist history.History) error {
result, err := db.ExecContext(ctx,
`INSERT INTO history(
date,
duration,
notes,
plan_id,
athlete_id)
VALUES($1, $2, $3, $4, $5)`,
hist.Date, hist.Duration, hist.Notes, hist.PlanID, hist.AthleteID,
)
if err != nil {
fmt.Printf("model.CreateHistory: ExecContext: %v\n", err)
}
rows, err := result.RowsAffected()
if err != nil {
fmt.Printf("model.CreateHistory: RowsAffected: %v\n", err)
}
if rows != 1 {
return errors.New("could not create workout history")
}
return nil
}
func (db *Database) GetHistory(ctx context.Context, uid string) ([]history.History, error) {
row, err := db.QueryContext(ctx,
`SELECT *
FROM history
WHERE athlete_id = $1`,
uid,
)
if err != nil {
fmt.Printf("model.GetHistory: QueryContext: %v\n", err)
}
defer row.Close()
foundHistory := make([]history.History, 0)
for row.Next() {
var hist history.History
if err := row.Scan(&hist.ID, &hist.Date, &hist.Duration, &hist.Notes, &hist.PlanID, &hist.AthleteID); err != nil {
fmt.Printf("model.GetHistoryByUserID: Scan: %v\n", err)
log.Fatal(err)
}
foundHistory = append(foundHistory, hist)
}
if len(foundHistory) == 0 {
return []history.History{}, nil
}
return foundHistory, nil
}
func (db *Database) UpdateHistory(ctx context.Context, hist history.History) error {
allCurrentHistory, err := db.GetHistory(ctx, hist.AthleteID)
if err != nil {
return fmt.Errorf("model.UpdateHistory: could not get current workout history")
}
var currentHistory history.History
for _, h := range allCurrentHistory {
if h.ID == hist.ID {
currentHistory = h
}
}
finalHistory := reconcileHistory(currentHistory, hist)
result, err := db.ExecContext(ctx,
`UPDATE history
SET notes = $1
WHERE id = $2`,
finalHistory.Notes, finalHistory.ID,
)
if err != nil {
fmt.Printf("model.UpdateHistory: ExecContext: %v\n", err)
}
rows, err := result.RowsAffected()
if err != nil {
fmt.Printf("model.UpdateHistory: RowsAffected: %v\n", err)
}
if rows != 1 {
return errors.New("could not update workout history")
}
return nil
}
func (db *Database) DeleteHistory(ctx context.Context, id string) error {
result, err := db.ExecContext(ctx,
`DELETE FROM history
WHERE id = $1`,
id,
)
if err != nil {
fmt.Printf("model.DeleteHistory: ExecContext: %v\n", err)
}
rows, err := result.RowsAffected()
if err != nil {
fmt.Printf("model.DeleteHistory: RowsAffected: %v\n", err)
}
if rows != 1 {
return errors.New("could not delete workout history")
}
return nil
}
func reconcileHistory(current, updated history.History) history.History {
if updated.Notes == "" {
updated.Notes = current.Notes
}
return updated
}