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| 1 | +// The MIT License (MIT) |
| 2 | + |
| 3 | +namespace FSharp.Data.GraphQL.Tests.OptionalsNormalizationTests |
| 4 | + |
| 5 | +open System |
| 6 | +open FSharp.Data.GraphQL |
| 7 | + |
| 8 | +[<Struct>] |
| 9 | +type ValidString<'t> = internal ValidString of string |
| 10 | +with |
| 11 | + static member internal CreateVOption<'t> (value: string option) : ValidString<'t> voption = |
| 12 | + value |> ValueOption.ofOption |> ValueOption.map ValidString |
| 13 | + |
| 14 | +module ValidString = |
| 15 | + |
| 16 | + let value (ValidString text) = text |
| 17 | + |
| 18 | + let vOption strOption : string voption = strOption |> ValueOption.map value |
| 19 | + |
| 20 | + let vOptionValue strOption : string = strOption |> ValueOption.map value |> ValueOption.toObj |
| 21 | + |
| 22 | +open Validus |
| 23 | +open Validus.Operators |
| 24 | + |
| 25 | +module String = |
| 26 | + |
| 27 | + let notStartsWithWhiteSpace fieldName (s: string) = |
| 28 | + if s.StartsWith ' ' then |
| 29 | + Error |
| 30 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot start with whitespace" ] |
| 31 | + else |
| 32 | + Ok <| s |
| 33 | + |
| 34 | + let notEndsWithWhiteSpace fieldName (s: string) = |
| 35 | + if s.EndsWith ' ' then |
| 36 | + Error |
| 37 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot end with whitespace" ] |
| 38 | + else |
| 39 | + Ok <| s |
| 40 | + |
| 41 | + let notContainsWhiteSpace fieldName (s: string) = |
| 42 | + if s.Contains ' ' then |
| 43 | + Error |
| 44 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot contain whitespace" ] |
| 45 | + else |
| 46 | + Ok <| s |
| 47 | + |
| 48 | + let notContainsBacktick fieldName (s: string) = |
| 49 | + if s.Contains '`' then |
| 50 | + Error |
| 51 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot contain backtick" ] |
| 52 | + else |
| 53 | + Ok <| s |
| 54 | + |
| 55 | + let notContainsTilde fieldName (s: string) = |
| 56 | + if s.Contains '~' then |
| 57 | + Error |
| 58 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot contain tilde" ] |
| 59 | + else |
| 60 | + Ok <| s |
| 61 | + |
| 62 | + let notContainsDash fieldName (s: string) = |
| 63 | + if s.Contains '-' then |
| 64 | + Error |
| 65 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field cannot contain dash: '-'" ] |
| 66 | + else |
| 67 | + Ok <| s |
| 68 | + |
| 69 | + let notContainsUmlauts fieldName (s: string) = |
| 70 | + let umlauts = [ 'ä'; 'ö'; 'ü'; 'ß'; 'Ä'; 'Ö'; 'Ü' ] |> set |
| 71 | + |
| 72 | + let contains = s |> Seq.exists (fun c -> umlauts |> Set.contains c) |
| 73 | + |
| 74 | + if contains then |
| 75 | + Error |
| 76 | + <| ValidationErrors.create fieldName [ |
| 77 | + $"'%s{fieldName}' field cannot contain umlauts: ä, ö, ü, ß, Ä, Ö, Ü" |
| 78 | + ] |
| 79 | + else |
| 80 | + Ok <| s |
| 81 | + |
| 82 | + open Validus.Operators |
| 83 | + |
| 84 | + let allowEmpty = ValueOption.ofObj >> ValueOption.filter (not << String.IsNullOrWhiteSpace) |
| 85 | + |
| 86 | + let validateStringCharacters = |
| 87 | + notStartsWithWhiteSpace |
| 88 | + <+> notEndsWithWhiteSpace |
| 89 | + <+> notContainsTilde |
| 90 | + <+> notContainsUmlauts |
| 91 | + <+> notContainsBacktick |
| 92 | + |
| 93 | + module Uri = |
| 94 | + |
| 95 | + let isValid fieldName uriString = |
| 96 | + if Uri.IsWellFormedUriString(uriString, UriKind.Absolute) then |
| 97 | + Ok uriString |
| 98 | + else |
| 99 | + Error |
| 100 | + <| ValidationErrors.create fieldName [ $"'%s{fieldName}' field is not a valid URI" ] |
| 101 | + |
| 102 | + |
| 103 | +//module VOptionString = |
| 104 | + |
| 105 | +// let allow (validator : Validator<string, string>) : Validator<string voption, string voption> = |
| 106 | +// fun fieldName (value : string voption) -> |
| 107 | +// match value with |
| 108 | +// | ValueNone -> Ok ValueNone |
| 109 | +// | ValueSome str -> (validator *|* ValueSome) fieldName str |
| 110 | + |
| 111 | +// let toValidationResult _ value : ValidationResult<string voption> = |
| 112 | +// let valueOption = |
| 113 | +// value |
| 114 | +// |> ValueOption.ofObj |
| 115 | +// |> ValueOption.filter (not << String.IsNullOrWhiteSpace) |
| 116 | +// match valueOption with |
| 117 | +// | ValueSome str -> ValueSome str |> Ok |
| 118 | +// | ValueNone -> ValueNone |> Ok |
| 119 | + |
| 120 | +module ValidationErrors = |
| 121 | + |
| 122 | + let toIGQLErrors (errors: ValidationErrors) : IGQLError list = |
| 123 | + errors |
| 124 | + |> ValidationErrors.toList |
| 125 | + |> List.map (fun e -> { new IGQLError with member _.Message = e }) |
| 126 | + |
| 127 | +module Operators = |
| 128 | + |
| 129 | + let vOption (v1: 'a -> 'a voption) (v2: Validator<'a, 'b>) : Validator<'a, 'b voption> = |
| 130 | + fun x y -> |
| 131 | + let value = v1 y |
| 132 | + match value with |
| 133 | + | ValueSome value -> (v2 *|* ValueSome) x y |
| 134 | + | ValueNone -> Ok ValueNone |
| 135 | + |
| 136 | + let (?=>) v1 v2 = vOption v1 v2 |
| 137 | + let (?=<) v2 v1 = vOption v1 v2 |
| 138 | + |
| 139 | +module Scalars = |
| 140 | + |
| 141 | + open System.Text.Json |
| 142 | + open FSharp.Data.GraphQL.Ast |
| 143 | + open FSharp.Data.GraphQL.Types |
| 144 | + open FSharp.Data.GraphQL.Types.SchemaDefinitions.Errors |
| 145 | + |
| 146 | + type Define with |
| 147 | + |
| 148 | + static member ValidStringScalar<'t>(typeName, createValid : Validator<string, 't voption>, ?description: string) = |
| 149 | + let createValid = createValid typeName |
| 150 | + Define.WrappedScalar |
| 151 | + (name = typeName, |
| 152 | + coerceInput = |
| 153 | + (function |
| 154 | + | Variable e when e.ValueKind = JsonValueKind.String -> e.GetString() |> createValid |> Result.mapError ValidationErrors.toIGQLErrors |
| 155 | + | InlineConstant (StringValue s) -> s |> createValid |> Result.mapError ValidationErrors.toIGQLErrors |
| 156 | + | Variable e -> e.GetDeserializeError typeName |
| 157 | + | InlineConstant value -> value.GetCoerceError typeName), |
| 158 | + coerceOutput = |
| 159 | + (function |
| 160 | + | :? ('t voption) as x -> x |> string |> Some |
| 161 | + | :? 't as x -> Some (string x) |
| 162 | + | :? string as s -> s |> Some |
| 163 | + | null -> None |
| 164 | + | _ -> raise <| System.NotSupportedException ()), |
| 165 | + ?description = description) |
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