import { FlatSurface, UiSurface } from "ui_surface.slint";
import { UiRadius } from "ui_radius.slint";
export global FloatingBarStyle {
    out property <length> corner-radius: UiRadius.menu;
}

// Fields and selection controls share a muted fill.
export global ControlStyle {
    out property <color> surface: #dce6f3;
    out property <color> hover: #cedef1;
    out property <color> pressed: #bfd2ec;
    out property <color> selected: #bcd4f7;
    out property <color> selected-hover: #adcaf1;
    out property <color> selected-pressed: #99bce8;
    out property <color> selected-text: #1d4e9e;
    out property <color> disabled: #f0f2f5;
    out property <color> icon: #52657f;
    out property <color> input-surface: #dee7f2;
    out property <color> input-focused: #e5ecf5;
    out property <color> input-placeholder: #566a84;
    // These tints over white match the field fills for standard LineEdit.
    out property <color> input-tint: #235eaa26;
    out property <color> input-focus-tint: #235eaa1e;
}

// Action buttons use a light surface and a crisp edge, distinct from fields.
export global ButtonStyle {
    out property <color> surface: #ffffff;
    out property <color> hover: #f0f5ff;
    out property <color> pressed: #dfe9fa;
    out property <color> border: #b8c7db;
    out property <color> hover-border: #7e9fd1;
    out property <color> pressed-border: #6488bf;
    out property <color> disabled-border: #dce2eb;
    out property <color> selected: #3564e3;
    out property <color> selected-hover: #4574f0;
    out property <color> selected-pressed: #254cc0;
}

// ImGui loads a 32px font atlas and applies per-window font scales. These
// logical sizes reproduce those visual tiers on Slint's HiDPI renderer.
export global ImGuiFontStyle {
    out property <length> base: 12px;
    out property <length> section-title: 18px;
    out property <length> panel-label: 17px;
    out property <length> field-value: 22px;
    out property <length> prominent: 16px;
    out property <length> body: 11px;
    out property <length> small: 10px;
}

// Font Awesome 6 Free Solid glyphs used by the legacy ImGui client. The font
// data is registered for every Slint window by GuiApplication before show().
export global FontAwesomeIcons {
    out property <string> angle-down: "\u{f107}";
    out property <string> angle-left: "\u{f104}";
    out property <string> angle-right: "\u{f105}";
    out property <string> angle-up: "\u{f106}";
    out property <string> arrow-right-long: "\u{f178}";
    out property <string> arrow-up-right-from-square: "\u{f35d}";
    out property <string> bars: "\u{f0c9}";
    out property <string> check: "\u{f00c}";
    out property <string> circle-arrow-up: "\u{f0aa}";
    out property <string> code: "\u{f121}";
    out property <string> compress: "\u{f066}";
    out property <string> computer-mouse: "\u{f8cc}";
    out property <string> copy: "\u{f0c5}";
    out property <string> display: "\u{e163}";
    out property <string> expand: "\u{f065}";
    out property <string> eye: "\u{f06e}";
    out property <string> eye-slash: "\u{f070}";
    out property <string> file-lines: "\u{f15c}";
    out property <string> folder-open: "\u{f07c}";
    out property <string> keyboard: "\u{f11c}";
    out property <string> layer-group: "\u{f5fd}";
    out property <string> minus: "\u{f068}";
    out property <string> pen: "\u{f304}";
    out property <string> rotate: "\u{f2f1}";
    out property <string> signal: "\u{f012}";
    out property <string> shield-halved: "\u{f3ed}";
    out property <string> square-full: "\u{f45c}";
    out property <string> tags: "\u{f02c}";
    out property <string> trash-can: "\u{f2ed}";
    out property <string> user-secret: "\u{f21b}";
    out property <string> volume-high: "\u{f028}";
    out property <string> volume-xmark: "\u{f6a9}";
    out property <string> xmark: "\u{f00d}";
}

export component IconButton inherits Rectangle {
    in property <string> icon;
    in property <string> tooltip;
    in property <bool> tooltip-above: false;
    in property <bool> enabled: true;
    in property <bool> danger: false;
    in property <length> icon-size: 16px;
    in property <color> icon-color: ControlStyle.icon;
    in property <color> normal-background: transparent;
    in property <color> hover-background: ControlStyle.hover;
    in property <color> pressed-background: ControlStyle.pressed;
    in property <bool> slashed: false;
    callback clicked;

    width: 30px;
    height: 30px;
    background: touch.pressed ? (danger ? #d92d20 : root.pressed-background)
                              : touch.has-hover ? (danger ? #f04438 : root.hover-background)
                                                : root.normal-background;
    border-radius: UiRadius.control;
    opacity: root.enabled ? 1 : 0.4;

    Text {
        text: root.icon;
        color: touch.has-hover && root.danger ? white : root.icon-color;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: root.icon-size;
        horizontal-alignment: center;
        vertical-alignment: center;
    }

    if root.slashed: Text {
        text: "／";
        color: touch.has-hover && root.danger ? white : root.icon-color;
        font-size: root.icon-size + 7px;
        font-weight: 700;
        horizontal-alignment: center;
        vertical-alignment: center;
    }

    touch := TouchArea {
        enabled: root.enabled;
        clicked => { root.clicked(); }
    }

    if touch.has-hover && root.tooltip != "": Rectangle {
        x: min(root.width - self.width, 0px);
        y: root.tooltip-above ? -self.height - 3px : root.height + 3px;
        width: tip.preferred-width + 12px;
        height: 24px;
        background: #22252be8;
        border-radius: UiRadius.control;
        z: 20;
        tip := Text {
            text: root.tooltip;
            color: white;
            font-size: ImGuiFontStyle.small;
            horizontal-alignment: center;
            vertical-alignment: center;
        }
    }
}

// Retained for non-font artwork. UI action icons use IconButton so the Slint
// and ImGui clients share Font Awesome's glyph geometry.
export component ImageButton inherits Rectangle {
    in property <image> icon;
    in property <string> tooltip;
    in property <bool> danger: false;
    in property <length> icon-width: 16px;
    in property <length> icon-height: 16px;
    callback clicked;

    width: 30px;
    height: 30px;
    background: touch.pressed ? (danger ? #d92d20 : ControlStyle.pressed)
                              : touch.has-hover ? (danger ? #f04438 : ControlStyle.hover)
                                                : transparent;
    border-radius: UiRadius.control;

    Image {
        x: (parent.width - self.width) / 2;
        y: (parent.height - self.height) / 2;
        width: root.icon-width;
        height: root.icon-height;
        source: root.icon;
        image-fit: contain;
    }

    touch := TouchArea {
        clicked => { root.clicked(); }
    }

    if touch.has-hover && root.tooltip != "": Rectangle {
        x: min(root.width - self.width, 0px);
        y: root.height + 3px;
        width: tip.preferred-width + 12px;
        height: 24px;
        background: #22252be8;
        border-radius: UiRadius.control;
        z: 20;
        tip := Text {
            text: root.tooltip;
            color: white;
            font-size: ImGuiFontStyle.small;
            horizontal-alignment: center;
            vertical-alignment: center;
        }
    }
}

export component CompactComboBox inherits FlatSurface {
    in property <[string]> model;
    in-out property <int> current-index: 0;
    in property <bool> enabled: true;
    in property <bool> subtle: false;
    in property <bool> show-arrow: true;
    in property <color> normal-outline-color: ButtonStyle.border;
    in property <color> hover-outline-color: ButtonStyle.hover-border;
    property <bool> popup-animation-enabled: false;
    property <float> popup-progress: 0.0;
    callback selected(int);

    // Session state can disable a setting while its popup is already open.
    // Remove the stale options and stop a pending reveal on every backend.
    changed enabled => {
        if !root.enabled {
            popup-open-timer.running = false;
            root.popup-animation-enabled = false;
            root.popup-progress = 0.0;
            combo-popup.close();
        }
    }

    animate popup-progress {
        duration: 160ms;
        easing: ease-out;
        enabled: root.popup-animation-enabled;
    }

    width: 73px;
    height: 24px;
    background: !root.enabled ? ControlStyle.disabled
        : combo-touch.pressed ? ButtonStyle.pressed
        : combo-popup.is-open || combo-touch.has-hover ? ButtonStyle.hover : ButtonStyle.surface;
    outline-focused: root.enabled && combo-popup.is-open;
    outline-color: !root.enabled ? ButtonStyle.disabled-border
        : combo-popup.is-open ? UiSurface.focus
        : combo-touch.pressed ? ButtonStyle.pressed-border
        : combo-touch.has-hover ? root.hover-outline-color : root.normal-outline-color;
    border-radius: UiRadius.control;
    animate background, outline-color { duration: 120ms; }
    accessible-role: combobox;
    accessible-enabled: root.enabled;
    accessible-expandable: true;
    accessible-expanded: combo-popup.is-open;
    accessible-value: root.model[root.current-index];

    Text {
        x: root.subtle ? 10px : 8px;
        width: parent.width - self.x - (root.show-arrow ? 28px : self.x);
        height: parent.height;
        text: root.model[root.current-index];
        color: root.enabled ? #202124 : #8b8f95;
        font-size: root.subtle ? 12px : ImGuiFontStyle.body;
        overflow: elide;
        vertical-alignment: center;
        accessible-role: none;
    }
    if root.show-arrow: Text {
        x: parent.width - 26px;
        width: 18px; height: parent.height;
        // Switch glyphs so the software renderer also shows the open state.
        text: combo-popup.is-open ? FontAwesomeIcons.angle-up : FontAwesomeIcons.angle-down;
        color: !root.enabled ? #98a2b3 : combo-popup.is-open ? UiSurface.focus : ControlStyle.icon;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: 10px;
        horizontal-alignment: center;
        vertical-alignment: center;
        accessible-role: none;
    }
    combo-touch := TouchArea {
        enabled: root.enabled; mouse-cursor: pointer;
        clicked => {
            root.popup-animation-enabled = false;
            root.popup-progress = 0.0;
            combo-popup.show();
            popup-open-timer.running = true;
        }
    }

    // Start on the next frame so the native popup first renders at zero
    // height, making the downward expansion visible on every backend.
    popup-open-timer := Timer {
        interval: 16ms;
        running: false;
        triggered => {
            self.running = false;
            if combo-popup.is-open {
                root.popup-animation-enabled = true;
                root.popup-progress = 1.0;
            }
        }
    }

    combo-popup := PopupWindow {
        x: 0px;
        y: root.height + 4px;
        width: root.width;
        height: root.model.length * 23px + 8px;
        close-policy: close-on-click-outside;

        FlatSurface {
            // Keep the reveal anchored to the popup's top edge while the
            // content settles downward into its final position.
            y: (1.0 - root.popup-progress) * -8px;
            width: parent.width;
            height: parent.height * root.popup-progress;
            opacity: root.popup-progress;
            background: white;
            outline-color: root.normal-outline-color;
            border-radius: UiRadius.menu;
            clip: true;
            for choice[index] in root.model: Rectangle {
                x: 4px; y: 4px + index * 23px;
                width: parent.width - 8px;
                height: 23px;
                border-radius: UiRadius.control;
                background: index == root.current-index
                    ? (option-touch.pressed ? ButtonStyle.pressed : ButtonStyle.hover)
                    : option-touch.pressed ? ButtonStyle.pressed : option-touch.has-hover ? ButtonStyle.hover : white;
                Text {
                    x: 6px; width: parent.width - 28px; height: parent.height; text: choice;
                    color: index == root.current-index ? ControlStyle.selected-text : #202124;
                    font-weight: index == root.current-index ? 600 : 400;
                    font-size: root.subtle ? 12px : ImGuiFontStyle.body; overflow: elide; vertical-alignment: center;
                }
                if index == root.current-index: Text {
                    x: parent.width - 20px; width: 14px; height: parent.height;
                    text: FontAwesomeIcons.check; color: UiSurface.focus;
                    font-family: "Font Awesome 6 Free"; font-weight: 900; font-size: 10px;
                    horizontal-alignment: center; vertical-alignment: center;
                    accessible-role: none;
                }
                option-touch := TouchArea {
                    enabled: root.enabled;
                    mouse-cursor: pointer;
                    clicked => {
                        popup-open-timer.running = false;
                        root.popup-animation-enabled = false;
                        root.popup-progress = 0.0;
                        if root.enabled && index >= 0 && index < root.model.length {
                            root.current-index = index;
                            root.selected(index);
                        }
                        combo-popup.close();
                    }
                }
            }
            FlatSurface {
                width: parent.width;
                height: parent.height;
                background: transparent;
                clip: true;
                outline-color: root.normal-outline-color;
                border-radius: UiRadius.menu;
                z: 2;
            }
        }
    }
}

export component ImGuiCheckBox inherits FlatSurface {
    in-out property <bool> checked;
    in property <bool> enabled: true;

    width: 21px;
    height: 21px;
    background: !root.enabled ? ControlStyle.disabled
        : root.checked ? (check-touch.pressed ? #254cc0 : check-touch.has-hover ? #4574f0 : #3564e3)
        : check-touch.pressed ? ControlStyle.pressed : check-touch.has-hover ? ControlStyle.hover : ControlStyle.surface;
    outline-color: check-touch.has-hover && root.enabled ? UiSurface.focus : UiSurface.edge;
    border-radius: 4px;
    if root.checked: Text {
        text: FontAwesomeIcons.check;
        color: root.enabled ? white : #8b8f95;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: 16px;
        horizontal-alignment: center;
        vertical-alignment: center;
    }
    check-touch := TouchArea {
        enabled: root.enabled;
        clicked => { root.checked = !root.checked; }
    }
}

export component MiniToggleSwitch inherits Rectangle {
    in-out property <bool> checked;
    in property <bool> enabled: true;
    callback toggled(bool);

    width: 29px;
    height: 16px;
    background: !root.enabled ? (root.checked ? #6e9ddacc : #9a9a9acc)
              : root.checked ? #2463c7 : #9a9a9a;
    border-radius: 8px;
    Rectangle {
        x: root.checked ? parent.width - self.width - 2px : 2px;
        y: 2px;
        width: 12px;
        height: 12px;
        border-radius: 6px;
        background: white;
    }
    TouchArea {
        enabled: root.enabled;
        clicked => { root.checked = !root.checked; root.toggled(root.checked); }
    }
}

export component CompactButton inherits FlatSurface {
    in property <string> text;
    in property <length> text-size: ImGuiFontStyle.body;
    in property <bool> primary: false;
    in property <bool> quiet: false;
    in property <bool> enabled: true;
    callback clicked;

    width: 34px;
    height: 24px;
    background: !root.enabled ? (root.quiet ? transparent : ControlStyle.disabled)
              : button-touch.pressed ? (root.primary ? #82b8f2 : ButtonStyle.pressed)
              : button-touch.has-hover ? (root.primary ? #b8d9fb : ButtonStyle.hover)
              : root.primary ? #a8d0fa : root.quiet ? transparent : ButtonStyle.surface;
    outline-enabled: !root.quiet;
    outline-color: !root.enabled ? ButtonStyle.disabled-border
        : root.primary ? UiSurface.focus
        : button-touch.pressed ? ButtonStyle.pressed-border
        : button-touch.has-hover ? ButtonStyle.hover-border : ButtonStyle.border;
    border-radius: UiRadius.control;
    animate background, outline-color { duration: 100ms; }
    Text {
        text: root.text;
        color: root.enabled ? #24272d : #8e9298;
        font-size: root.text-size;
        overflow: elide;
        horizontal-alignment: center;
        vertical-alignment: center;
    }
    button-touch := TouchArea { enabled: root.enabled; mouse-cursor: pointer; clicked => { root.clicked(); } }
}

export component PrimaryButton inherits FlatSurface {
    in property <string> text;
    in property <length> text-size: 12px;
    in property <bool> enabled: true;
    callback clicked;

    min-width: 72px;
    height: 32px;
    background: !root.enabled ? #b8c1d1
              : touch.pressed ? #254cc0
              : touch.has-hover ? #4574f0
              : #3564e3;
    outline-enabled: false;
    border-radius: UiRadius.control;
    animate background { duration: 100ms; }

    Text {
        text: root.text;
        color: white;
        font-size: root.text-size;
        font-weight: 600;
        horizontal-alignment: center;
        vertical-alignment: center;
    }

    touch := TouchArea {
        enabled: root.enabled;
        clicked => { root.clicked(); }
    }
}

export component SecondaryButton inherits FlatSurface {
    in property <string> text;
    in property <length> text-size: 12px;
    in property <bool> enabled: true;
    callback clicked;

    min-width: 72px;
    height: 32px;
    background: !root.enabled ? ControlStyle.disabled
              : touch.pressed ? ButtonStyle.pressed
              : touch.has-hover ? ButtonStyle.hover : ButtonStyle.surface;
    outline-color: !root.enabled ? ButtonStyle.disabled-border
        : touch.pressed ? ButtonStyle.pressed-border
        : touch.has-hover ? ButtonStyle.hover-border : ButtonStyle.border;
    border-radius: UiRadius.control;
    animate background, outline-color { duration: 100ms; }

    Text {
        text: root.text;
        color: root.enabled ? #303f55 : #949aa5;
        font-size: root.text-size;
        font-weight: 500;
        horizontal-alignment: center;
        vertical-alignment: center;
    }

    touch := TouchArea {
        enabled: root.enabled;
        mouse-cursor: pointer;
        clicked => { root.clicked(); }
    }
}

export component ToggleSwitch inherits Rectangle {
    in-out property <bool> checked;
    in property <bool> enabled: true;
    in property <bool> toggle-on-click: true;
    callback clicked();
    callback toggled(bool);

    width: 36px;
    height: 20px;
    background: !root.enabled ? #d0d5dd : root.checked ? #2463c7 : #98a2b3;
    border-radius: self.height / 2;

    Rectangle {
        x: root.checked ? parent.width - self.width - 3px : 3px;
        y: 3px;
        width: 14px;
        height: 14px;
        border-radius: 7px;
        background: white;
        animate x { duration: 100ms; easing: ease-in-out; }
    }

    TouchArea {
        enabled: root.enabled;
        clicked => {
            if root.toggle-on-click {
                root.checked = !root.checked;
                root.toggled(root.checked);
            }
            root.clicked();
        }
    }
}

export component SectionTitle inherits Text {
    color: #00000080;
    font-size: ImGuiFontStyle.section-title;
    font-weight: 500;
    vertical-alignment: center;
}

export component DialogSurface inherits FlatSurface {
    background: white;
    outline-color: UiSurface.edge;
    border-radius: UiRadius.surface;
}