from __future__ import annotations

from collections.abc import Mapping

import htpy as h
from htpy import Node, Renderable

from repub.components import (
    action_button,
    header_action_link,
    inline_link,
    input_field,
    muted_action_link,
    page_shell,
    section_card,
    select_field,
    status_badge,
    table_section,
    textarea_field,
    toggle_field,
)

PANGEA_CONTENT_FORMATS = (
    "WTF_0",
    "TEXT_ONLY",
    "WTF_1",
    "MOBILE_1",
    "MOBILE_2",
    "MOBILE_3",
    "WTF_2",
    "XML_TX",
    "JSON",
)

PANGEA_CONTENT_TYPES = (
    "articles",
    "audioclips",
    "videoclips",
    "breakingnews",
    "mostpopular",
    "topstories",
)


def _value(source: Mapping[str, object] | None, key: str, default: str = "") -> str:
    if source is None:
        return default
    return str(source.get(key, default))


def _checked(source: Mapping[str, object] | None, key: str, default: bool) -> bool:
    if source is None:
        return default
    value = source.get(key, default)
    return bool(value)


def _source_row(source: Mapping[str, object]) -> tuple[Node, ...]:
    return (
        h.div[
            h.div(class_="font-semibold text-slate-950")[str(source["name"])],
            h.p(class_="mt-1 font-mono text-xs text-slate-500")[str(source["slug"])],
        ],
        h.p(class_="font-medium whitespace-nowrap text-slate-900")[
            str(source["source_type"])
        ],
        h.p(class_="max-w-sm truncate font-mono text-xs text-slate-600")[
            str(source["upstream"])
        ],
        h.p(class_="font-medium whitespace-nowrap text-slate-900")[
            str(source["schedule"])
        ],
        h.div(class_="min-w-32 whitespace-normal")[
            status_badge(
                label=str(source["state"]),
                tone=str(source["state_tone"]),
            ),
            h.p(class_="mt-2 text-xs text-slate-500")[str(source["last_run"])],
        ],
        h.div(class_="flex flex-wrap items-center gap-2")[
            inline_link(
                href=f"/sources/{source['slug']}/edit", label="Edit", tone="amber"
            ),
            inline_link(href="/runs", label="View runs"),
            action_button(
                label="Delete",
                tone="danger",
                post_path=f"/actions/sources/{source['slug']}/delete",
            ),
        ],
    )


def sources_table(
    *, sources: tuple[Mapping[str, object], ...] | None = None
) -> Renderable:
    rows = tuple(_source_row(source) for source in (sources or ()))
    return table_section(
        eyebrow="Inventory",
        title="Sources",
        empty_message="No sources yet.",
        headers=("Source", "Type", "Upstream", "Schedule", "Job state", "Actions"),
        rows=rows,
        actions=header_action_link(href="/sources/create", label="Create source"),
    )


def sources_page(
    *,
    sources: tuple[Mapping[str, object], ...] | None = None,
    running_count: int = 0,
) -> Renderable:
    source_items = sources or ()
    return page_shell(
        current_path="/sources",
        eyebrow="Source management",
        title="Sources",
        source_count=len(source_items),
        running_count=running_count,
        content=sources_table(sources=source_items),
    )


def source_form(
    *,
    mode: str,
    action_path: str,
    source: Mapping[str, object] | None = None,
) -> Renderable:
    source_type = _value(source, "source_type", "pangea")
    slug = _value(source, "slug")
    title = "Source and job setup" if mode == "create" else "Edit source"
    eyebrow = "Create" if mode == "create" else "Edit"
    status_label = "New source" if mode == "create" else "Existing source"
    submit_label = "Create source" if mode == "create" else "Save changes"
    initial_signals = "{sourceType: 'pangea'}"
    if mode == "edit":
        initial_signals = f"{{sourceType: '{source_type}', sourceSlug: '{slug}'}}"

    return section_card(
        content=(
            h.div(
                class_="flex flex-col gap-3 sm:flex-row sm:items-end sm:justify-between"
            )[
                h.div[
                    h.p(
                        class_="text-xs font-semibold uppercase tracking-[0.22em] text-amber-600"
                    )[eyebrow],
                    h.h2(class_="mt-2 text-xl font-semibold text-slate-950")[title],
                ],
                status_badge(label=status_label, tone="scheduled"),
            ],
            h.form(
                {
                    "data-signals": "{_formError: '', _formSuccess: ''}",
                    "data-signals__ifmissing": initial_signals,
                    "data-on:submit": f"@post('{action_path}')",
                },
                class_="mt-5 space-y-6",
            )[
                h.div(
                    {
                        "data-show": "$_formError !== ''",
                        "data-text": "$_formError",
                    },
                    class_="rounded-2xl bg-rose-50 px-4 py-3 text-sm font-medium text-rose-800",
                ),
                h.div(
                    {
                        "data-show": "$_formSuccess !== ''",
                        "data-text": "$_formSuccess",
                    },
                    class_="rounded-2xl bg-emerald-100 px-4 py-3 text-sm font-medium text-emerald-800",
                ),
                h.div(class_="grid gap-4 md:grid-cols-2")[
                    input_field(
                        label="Source name",
                        field_id="source-name",
                        value=_value(source, "name"),
                        signal_name="sourceName",
                    ),
                    input_field(
                        label="Slug",
                        field_id="source-slug",
                        value=slug,
                        help_text="Immutable after creation.",
                        signal_name="sourceSlug",
                        disabled=mode == "edit",
                    ),
                    h.div[
                        h.label(
                            for_="source-type",
                            class_="block text-sm font-medium text-slate-900",
                        )["Source type"],
                        h.select(
                            {"data-bind": "sourceType"},
                            id="source-type",
                            name="source-type",
                            class_="mt-2 block w-full rounded-2xl border-0 bg-white px-3.5 py-2.5 text-sm text-slate-900 shadow-sm ring-1 ring-slate-200 focus:outline-hidden focus:ring-2 focus:ring-amber-500",
                        )[
                            h.option(value="feed", selected=source_type == "feed")[
                                "feed"
                            ],
                            h.option(value="pangea", selected=source_type == "pangea")[
                                "pangea"
                            ],
                        ],
                    ],
                ],
                h.div(
                    {"data-show": "$sourceType === 'feed'"},
                    class_="space-y-4 rounded-[1.5rem] bg-stone-50 p-5",
                )[
                    h.div[
                        h.p(
                            class_="text-xs font-semibold uppercase tracking-[0.22em] text-amber-600"
                        )["Feed source options"],
                        h.h3(class_="mt-2 text-lg font-semibold text-slate-950")[
                            "Feed settings"
                        ],
                    ],
                    h.div(class_="grid gap-4 md:grid-cols-2")[
                        input_field(
                            label="Feed URL",
                            field_id="feed-url",
                            value=_value(source, "feed_url"),
                            placeholder="https://example.com/feed.xml",
                            signal_name="feedUrl",
                        ),
                    ],
                ],
                h.div(
                    {"data-show": "$sourceType === 'pangea'"},
                    class_="space-y-4 rounded-[1.5rem] bg-stone-50 p-5",
                )[
                    h.div[
                        h.p(
                            class_="text-xs font-semibold uppercase tracking-[0.22em] text-amber-600"
                        )["Pangea source options"],
                        h.h3(class_="mt-2 text-lg font-semibold text-slate-950")[
                            "Pangea settings"
                        ],
                    ],
                    h.div(class_="grid gap-4 lg:grid-cols-3")[
                        input_field(
                            label="Pangea domain",
                            field_id="pangea-domain",
                            value=_value(source, "pangea_domain"),
                            signal_name="pangeaDomain",
                        ),
                        input_field(
                            label="Category name",
                            field_id="pangea-category",
                            value=_value(source, "pangea_category"),
                            signal_name="pangeaCategory",
                        ),
                        select_field(
                            label="Content format",
                            field_id="content-format",
                            options=PANGEA_CONTENT_FORMATS,
                            selected=_value(source, "content_format", "MOBILE_3"),
                            signal_name="contentFormat",
                        ),
                        select_field(
                            label="Content type",
                            field_id="content-type",
                            options=PANGEA_CONTENT_TYPES,
                            selected=_value(source, "content_type", "articles"),
                            signal_name="contentType",
                        ),
                        input_field(
                            label="Max articles",
                            field_id="max-articles",
                            value=_value(source, "max_articles", "10"),
                            signal_name="maxArticles",
                        ),
                        input_field(
                            label="Oldest article (days)",
                            field_id="oldest-article",
                            value=_value(source, "oldest_article", "3"),
                            signal_name="oldestArticle",
                        ),
                    ],
                    h.div(class_="grid gap-4 lg:grid-cols-3")[
                        toggle_field(
                            label="Only newest",
                            description="Limit Pangea syncs to the newest material available in the selected category.",
                            signal_name="onlyNewest",
                            checked=_checked(source, "only_newest", True),
                        ),
                        toggle_field(
                            label="Include authors",
                            description="Carry author bylines into mirrored output where upstream data exists.",
                            signal_name="includeAuthors",
                            checked=_checked(source, "include_authors", True),
                        ),
                        toggle_field(
                            label="Exclude media",
                            description="Skip image and media attachment mirroring for this source.",
                            signal_name="excludeMedia",
                            checked=_checked(source, "exclude_media", False),
                        ),
                        toggle_field(
                            label="Include content",
                            description="Store article body content in mirrored output when the upstream provides it.",
                            signal_name="includeContent",
                            checked=_checked(source, "include_content", True),
                        ),
                    ],
                ],
                h.div(class_="grid gap-4 lg:grid-cols-2")[
                    textarea_field(
                        label="Notes",
                        field_id="source-notes",
                        value=_value(source, "notes"),
                        signal_name="sourceNotes",
                    ),
                    textarea_field(
                        label="Spider arguments",
                        field_id="spider-arguments",
                        value=_value(source, "spider_arguments"),
                        signal_name="spiderArguments",
                    ),
                ],
                h.div(
                    class_="grid gap-6 xl:grid-cols-[minmax(0,1.3fr)_minmax(20rem,0.9fr)]"
                )[
                    h.div(class_="rounded-[1.5rem] bg-stone-50 p-5")[
                        h.div[
                            h.h3(class_="text-lg font-semibold text-slate-950")[
                                "Cron schedule"
                            ],
                            h.p(class_="mt-1 text-sm text-slate-600")[
                                "Stored in UTC and displayed in the browser timezone."
                            ],
                        ],
                        h.div(class_="mt-5 grid gap-4 sm:grid-cols-2 xl:grid-cols-5")[
                            input_field(
                                label="Minute",
                                field_id="cron-minute",
                                value=_value(source, "cron_minute", "*/30"),
                                signal_name="cronMinute",
                            ),
                            input_field(
                                label="Hour",
                                field_id="cron-hour",
                                value=_value(source, "cron_hour", "*"),
                                signal_name="cronHour",
                            ),
                            input_field(
                                label="Day of month",
                                field_id="cron-day-of-month",
                                value=_value(source, "cron_day_of_month", "*"),
                                signal_name="cronDayOfMonth",
                            ),
                            input_field(
                                label="Day of week",
                                field_id="cron-day-of-week",
                                value=_value(source, "cron_day_of_week", "*"),
                                signal_name="cronDayOfWeek",
                            ),
                            input_field(
                                label="Month",
                                field_id="cron-month",
                                value=_value(source, "cron_month", "*"),
                                signal_name="cronMonth",
                            ),
                        ],
                    ],
                    h.div(class_="rounded-[1.5rem] bg-stone-50 p-5")[
                        h.p(
                            class_="text-xs font-semibold uppercase tracking-[0.22em] text-amber-600"
                        )["Job defaults"],
                        h.h3(class_="mt-2 text-lg font-semibold text-slate-950")[
                            "Initial job state"
                        ],
                        h.div(class_="mt-5 grid gap-4")[
                            toggle_field(
                                label="Job enabled",
                                description="Scheduler will consider the new job immediately after creation.",
                                signal_name="jobEnabled",
                                checked=_checked(source, "enabled", True),
                            ),
                            toggle_field(
                                label="Convert images",
                                description="Normalize mirrored images through the image conversion pipeline for this source.",
                                signal_name="convertImages",
                                checked=_checked(source, "convert_images", True),
                            ),
                            toggle_field(
                                label="Convert video",
                                description="Run mirrored videos through the video conversion pipeline for this source.",
                                signal_name="convertVideo",
                                checked=_checked(source, "convert_video", True),
                            ),
                        ],
                    ],
                ],
                h.div(
                    class_="flex flex-wrap justify-end gap-3 border-t border-slate-200 pt-6"
                )[
                    muted_action_link(href="/sources", label="Cancel"),
                    action_button(
                        label=submit_label,
                        tone="dark",
                        emphasis="regular",
                        button_type="submit",
                    ),
                ],
            ],
        )
    )


def create_source_page(
    *,
    action_path: str = "/actions/sources/create",
    source_count: int = 0,
    running_count: int = 0,
) -> Renderable:
    actions = (
        muted_action_link(href="/sources", label="Back to sources"),
        header_action_link(href="/runs", label="View runs"),
    )
    return page_shell(
        current_path="/sources/create",
        eyebrow="Source creation",
        title="Create source",
        actions=actions,
        source_count=source_count,
        running_count=running_count,
        content=source_form(mode="create", action_path=action_path),
    )


def edit_source_page(
    *,
    slug: str,
    source: Mapping[str, object],
    action_path: str,
    source_count: int = 0,
    running_count: int = 0,
) -> Renderable:
    actions = (
        muted_action_link(href="/sources", label="Back to sources"),
        header_action_link(href="/runs", label="View runs"),
    )
    return page_shell(
        current_path=f"/sources/{slug}/edit",
        eyebrow="Source editing",
        title="Edit source",
        actions=actions,
        source_count=source_count,
        running_count=running_count,
        content=source_form(mode="edit", action_path=action_path, source=source),
    )