; VarForm.ahk — Mini-formulaire des variables manuelles d'un prompt (architecture §10.4).
; Construit dynamiquement un contrôle par variable selon son type. Échap = annulation complète.

class VarForm {
    GuiObj := ""
    Controls := Map()    ; nom -> Map(ctrl, def)
    Callback := ""       ; Func(values Map) ou Func("") si annulé
    PromptRef := ""

    ; defaults : Map nom -> valeur proposée (défaut déclaré, surchargé par les derniers choix)
    Show(prompt, varDefs, defaults, callback) {
        this.PromptRef := prompt
        this.Callback := callback
        this.Controls := Map()
        if (this.GuiObj != "")
            this.GuiObj.Destroy()
        g := Gui("+AlwaysOnTop -MaximizeBox", prompt.Title " — paramètres")
        g.SetFont("s10", "Segoe UI")
        this.GuiObj := g

        for def in varDefs {
            name := def["name"]
            label := def["label"]
            type := def["type"]
            defaultVal := defaults.Has(name) ? String(defaults[name]) : def["default"]
            g.Add("Text", "xm w340", label (def["required"] ? " *" : ""))
            ctrl := ""
            switch type {
                case "enum":
                    choices := def["choices"].Length > 0 ? def["choices"] : [defaultVal]
                    ctrl := g.Add("ComboBox", "xm w340", choices)
                    idx := 0
                    for i, c in choices {
                        if (String(c) = defaultVal) {
                            idx := i
                            break
                        }
                    }
                    ctrl.Value := idx > 0 ? idx : 1
                case "bool":
                    ctrl := g.Add("CheckBox", "xm w340", label)
                    ctrl.Value := (defaultVal = "true" || defaultVal = "1") ? 1 : 0
                    ; Le libellé au-dessus fait doublon pour une case : on masque le texte de la case.
                    ctrl.Text := "Oui"
                case "multiline":
                    ctrl := g.Add("Edit", "xm w340 r4", defaultVal)
                case "password":
                    ctrl := g.Add("Edit", "xm w340 Password", "")
                case "date":
                    ctrl := g.Add("Edit", "xm w340", defaultVal != "" ? defaultVal : FormatTime(, "yyyy-MM-dd"))
                default:  ; text, number
                    ctrl := g.Add("Edit", "xm w340", defaultVal)
            }
            this.Controls[name] := Map("ctrl", ctrl, "def", def)
        }

        btnOk := g.Add("Button", "xm w160 Default", "Insérer le prompt")
        btnOk.OnEvent("Click", (*) => this.Submit())
        btnCancel := g.Add("Button", "x+20 w160", "Annuler (Échap)")
        btnCancel.OnEvent("Click", (*) => this.Cancel())
        g.OnEvent("Escape", (*) => this.Cancel())
        g.OnEvent("Close", (*) => this.Cancel())
        g.Show()
        ; Focus sur le premier contrôle.
        for name, entry in this.Controls {
            entry["ctrl"].Focus()
            break
        }
    }

    Submit() {
        values := Map()
        for name, entry in this.Controls {
            ctrl := entry["ctrl"]
            def := entry["def"]
            type := def["type"]
            val := ""
            if (type = "bool") {
                if (def["choices"].Length >= 2)
                    val := ctrl.Value ? String(def["choices"][1]) : String(def["choices"][2])
                else
                    val := ctrl.Value ? (def["default"] != "" ? def["default"] : "oui") : ""
            } else if (type = "enum") {
                val := ctrl.Text
            } else {
                val := ctrl.Value
            }
            if (def["required"] && Trim(val) = "") {
                ctrl.Focus()
                TrayTip("La variable « " def["label"] " » est requise.", "PromptKey")
                return
            }
            if (type = "number" && val != "" && !IsNumber(val)) {
                ctrl.Focus()
                TrayTip("La variable « " def["label"] " » doit être un nombre.", "PromptKey")
                return
            }
            values[name] := val
        }
        cb := this.Callback
        this.GuiObj.Destroy()
        this.GuiObj := ""
        cb(values)
    }

    Cancel() {
        cb := this.Callback
        if (this.GuiObj != "") {
            this.GuiObj.Destroy()
            this.GuiObj := ""
        }
        if (cb != "")
            cb("")
    }
}