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52 lines
1.2 KiB
52 lines
1.2 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace FLocal.Common.actions {
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class IncrementFieldValue : AbstractFieldValue {
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public static Func<string, string> INCREMENTOR_CUSTOM(int i) {
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return s => (int.Parse(s)+i).ToString();
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}
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public static Func<string, string> DECREMENTOR_CUSTOM(int i) {
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return s => (int.Parse(s)-i).ToString();
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}
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public static string INCREMENTOR(string s) {
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return INCREMENTOR_CUSTOM(1)(s);
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}
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public static string DECREMENTOR(string s) {
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return DECREMENTOR_CUSTOM(1)(s);
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}
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public static Func<string, string> GREATEST(int val) {
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return s => {
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if(s == null || s == "") {
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return val.ToString();
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} else {
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return Math.Max(int.Parse(s), val).ToString();
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}
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};
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}
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private readonly Func<string, string> processor;
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public IncrementFieldValue(Func<string, string> processor) {
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this.processor = processor;
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}
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public IncrementFieldValue() : this(INCREMENTOR) {
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}
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public override string getStringRepresentation() {
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throw new NotSupportedException();
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}
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public override string getStringRepresentation(string oldInfo) {
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return this.processor(oldInfo);
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}
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}
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}
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