b17c5774e9
Most everything is implemented, included a state handler and a pretty simple (but workable) system for managing state in HTML. Nice and simple for now. There is still much work to be done, but the rest is simple backend creation and error handling. And then input validation...a nightmare.
84 lines
1.8 KiB
Go
84 lines
1.8 KiB
Go
package repository
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import (
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"database/sql"
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"encoding/json"
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domain "github.com/haydenhargreaves/Potion/internal/domain/recipe"
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"github.com/lib/pq"
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)
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type RecipeRepository struct {
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db *sql.DB
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}
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// Compile-time check to ensure the RecipeRepository implements domain.RecipeRepository
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var _ domain.RecipeRepository = (*RecipeRepository)(nil)
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// NewRecipeRepository creates a user repository object which is used by the user service to access
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// the database. Any recipe related database operations will take place in this repository.
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func NewRecipeRepository(db *sql.DB) domain.RecipeRepository {
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return &RecipeRepository{db: db}
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}
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// NOTE: This function modified the provided recipe with the new values, such as id and time stamp
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func (r *RecipeRepository) CreateRecipe(recipe *domain.Recipe) error {
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tx, err := r.db.Begin()
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if err != nil {
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tx.Rollback()
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return err
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}
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query := `INSERT INTO recipes (
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title, description, instructions, serves, difficulty,
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duration, category, ingredients, userid, modified, created
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) VALUES (
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$1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11
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) RETURNING id;`
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// NOTE: Data steps
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// cast duration to JSON
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// cast ingredients to JSON
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// cast category to string
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// use nil for the modified time
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durationJSON, err := json.Marshal(recipe.Duration)
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if err != nil {
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return err
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}
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ingredientsJSON, err := json.Marshal(recipe.Ingredients)
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if err != nil {
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return err
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}
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var id int
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if err = tx.QueryRow(
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query,
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recipe.Title,
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recipe.Description,
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pq.Array(recipe.Instructions),
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recipe.Serves,
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recipe.Difficulty,
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durationJSON,
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string(recipe.Category),
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ingredientsJSON,
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recipe.UserId,
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nil,
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recipe.Created,
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).Scan(&id); err != nil {
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tx.Rollback()
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return err
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}
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if err := tx.Commit(); err != nil {
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tx.Rollback()
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return err
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}
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// Set the new ID
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recipe.Id = id
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return nil
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}
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