func ReadDatabase(base string) (*ASCIIDB, error) {
db := &ASCIIDB{
basePath: base,
Foods: make(map[string]*Food, 8000),
searchTree: bst.NewTree(),
}
log.Print("Loading food groups")
if err := db.readFoodGroups(); err != nil {
return nil, err
}
log.Print("Loading nutrient definitions")
if err := db.readNutrientDefinitions(); err != nil {
return nil, err
}
log.Print("Loading food database")
if err := db.readFoods(); err != nil {
return nil, err
}
log.Print("Loading food nutrients information")
if err := db.readFoodNutrients(); err != nil {
return nil, err
}
log.Print("Loading weight information")
if err := db.readWeights(); err != nil {
return nil, err
}
log.Print("Database loaded")
log.Printf("... %d foods", len(db.Foods))
return db, nil
}
func (db *ASCIIDB) RebuildSearchIndex() {
db.searchTree = bst.NewTree()
for _, food := range db.Foods {
db.addTermsForFood(food)
}
}
