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https://github.com/MontFerret/ferret.git
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40 lines
943 B
Go
40 lines
943 B
Go
package datetime
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import (
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"context"
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"time"
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"github.com/MontFerret/ferret/pkg/runtime/core"
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"github.com/MontFerret/ferret/pkg/runtime/values"
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"github.com/MontFerret/ferret/pkg/runtime/values/types"
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)
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// DateQuarter returns which quarter date belongs to.
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// @params date (DateTime) - source DateTime.
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// @return (Int) - a quarter number.
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func DateQuarter(_ context.Context, args ...core.Value) (core.Value, error) {
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err := core.ValidateArgs(args, 1, 1)
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if err != nil {
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return values.None, err
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}
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err = core.ValidateType(args[0], types.DateTime)
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if err != nil {
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return values.None, err
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}
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month := args[0].(values.DateTime).Month()
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quarter := values.NewInt(1)
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switch month {
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case time.April, time.May, time.June:
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quarter = values.NewInt(2)
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case time.July, time.August, time.September:
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quarter = values.NewInt(3)
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case time.October, time.November, time.December:
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quarter = values.NewInt(4)
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}
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return quarter, nil
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}
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