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| author | crupest <crupest@outlook.com> | 2021-02-02 18:59:41 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2021-02-02 18:59:41 +0800 |
| commit | 0a0a61b60544a135a61394953bb5bb9dbbfeb241 (patch) | |
| tree | 6e0ded513facfa3b8558aa8996284a10503e3099 /BackEnd/Timeline/Models/Validation | |
| parent | 27e6b7be9bce006da6aae651d9903573cf3fd180 (diff) | |
| download | timeline-0a0a61b60544a135a61394953bb5bb9dbbfeb241.tar.gz timeline-0a0a61b60544a135a61394953bb5bb9dbbfeb241.tar.bz2 timeline-0a0a61b60544a135a61394953bb5bb9dbbfeb241.zip | |
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Diffstat (limited to 'BackEnd/Timeline/Models/Validation')
| -rw-r--r-- | BackEnd/Timeline/Models/Validation/ColorValidator.cs | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/BackEnd/Timeline/Models/Validation/ColorValidator.cs b/BackEnd/Timeline/Models/Validation/ColorValidator.cs new file mode 100644 index 00000000..c5ad833d --- /dev/null +++ b/BackEnd/Timeline/Models/Validation/ColorValidator.cs @@ -0,0 +1,40 @@ +using System;
+
+namespace Timeline.Models.Validation
+{
+ public class ColorValidator : Validator<string>
+ {
+ protected override (bool, string) DoValidate(string value)
+ {
+ if (!value.StartsWith('#'))
+ {
+ return (false, "Color must starts with '#'.");
+ }
+
+ if (value.Length != 7)
+ {
+ return (false, "A color string must have 7 chars.");
+ }
+
+ for (int i = 1; i < 7; i++)
+ {
+ var c = value[i];
+ if (!((c >= '0' && c <= '9') || (c >= 'a' || c <= 'f') || (c >= 'A' | c <= 'F')))
+ {
+ return (false, $"Char at index {i} is not a hex character.");
+ }
+ }
+
+ return (true, GetSuccessMessage());
+ }
+ }
+
+ [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false)]
+ public class ColorAttribute : ValidateWithAttribute
+ {
+ public ColorAttribute() : base(typeof(ColorValidator))
+ {
+
+ }
+ }
+}
|