added datetime macros

tools/search/identifier_macros.go

@@ -0,0 +1,115 @@
+package search
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/pocketbase/pocketbase/tools/types"
+)
+
+// note: used primarily for the tests
+var timeNow = func() time.Time {
+	return time.Now()
+}
+
+var identifierMacros = map[string]func() (any, error){
+	"@now": func() (any, error) {
+		today := timeNow().UTC()
+
+		d, err := types.ParseDateTime(today)
+		if err != nil {
+			return "", fmt.Errorf("@now: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@second": func() (any, error) {
+		return int(timeNow().UTC().Second()), nil
+	},
+	"@minute": func() (any, error) {
+		return int(timeNow().UTC().Minute()), nil
+	},
+	"@hour": func() (any, error) {
+		return int(timeNow().UTC().Hour()), nil
+	},
+	"@day": func() (any, error) {
+		return int(timeNow().UTC().Day()), nil
+	},
+	"@month": func() (any, error) {
+		return int(timeNow().UTC().Month()), nil
+	},
+	"@weekday": func() (any, error) {
+		return int(timeNow().UTC().Weekday()), nil
+	},
+	"@year": func() (any, error) {
+		return int(timeNow().UTC().Year()), nil
+	},
+	"@todayStart": func() (any, error) {
+		today := timeNow().UTC()
+		start := time.Date(today.Year(), today.Month(), today.Day(), 0, 0, 0, 0, time.UTC)
+
+		d, err := types.ParseDateTime(start)
+		if err != nil {
+			return "", fmt.Errorf("@todayStart: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@todayEnd": func() (any, error) {
+		today := timeNow().UTC()
+
+		start := time.Date(today.Year(), today.Month(), today.Day(), 23, 59, 59, 999999999, time.UTC)
+
+		d, err := types.ParseDateTime(start)
+		if err != nil {
+			return "", fmt.Errorf("@todayEnd: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@monthStart": func() (any, error) {
+		today := timeNow().UTC()
+		start := time.Date(today.Year(), today.Month(), 1, 0, 0, 0, 0, time.UTC)
+
+		d, err := types.ParseDateTime(start)
+		if err != nil {
+			return "", fmt.Errorf("@monthStart: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@monthEnd": func() (any, error) {
+		today := timeNow().UTC()
+		start := time.Date(today.Year(), today.Month(), 1, 23, 59, 59, 999999999, time.UTC)
+		end := start.AddDate(0, 1, -1)
+
+		d, err := types.ParseDateTime(end)
+		if err != nil {
+			return "", fmt.Errorf("@monthEnd: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@yearStart": func() (any, error) {
+		today := timeNow().UTC()
+		start := time.Date(today.Year(), 1, 1, 0, 0, 0, 0, time.UTC)
+
+		d, err := types.ParseDateTime(start)
+		if err != nil {
+			return "", fmt.Errorf("@yearStart: %w", err)
+		}
+
+		return d.String(), nil
+	},
+	"@yearEnd": func() (any, error) {
+		today := timeNow().UTC()
+		end := time.Date(today.Year(), 12, 31, 23, 59, 59, 999999999, time.UTC)
+
+		d, err := types.ParseDateTime(end)
+		if err != nil {
+			return "", fmt.Errorf("@yearEnd: %w", err)
+		}
+
+		return d.String(), nil
+	},
+}