"""Turn and card builders for the Builder conversation."""

from __future__ import annotations

from typing import Any

from ..fsm import anchor_field_specs, assistant_turn, component
from ..models import ComposerMode
from .constants import SECTION_HEADINGS, SECTION_PRIORITY, u
from .state import _completed_sections, _set_stream_phases, ensure_builder_state


def recommended_section(profile: dict[str, Any], resume_content: dict[str, Any] | None = None) -> str:
    priorities = SECTION_PRIORITY.get(str(profile.get("job_type") or "campus"), SECTION_PRIORITY["campus"])
    completed = _completed_sections(resume_content or {})
    return next((section for section in priorities if section not in completed), priorities[0])


def welcome_turn(
    profile: dict[str, Any],
    resume_id: str | None,
    *,
    imported: bool = False,
    resume_content: dict[str, Any] | None = None,
) -> tuple[dict[str, Any], dict[str, Any]]:
    state = ensure_builder_state(profile)
    state["imported"] = imported
    if imported:
        turn = assistant_turn("简历已经导入。你想先修改哪一段经历，还是补充一段新的内容？", [], mode=ComposerMode.CHAT)
        _set_stream_phases(profile, "suggesting_next")
        return profile, turn
    turn = _next_step_turn(recommended_section(profile, resume_content))
    _set_stream_phases(profile, "suggesting_next")
    return profile, turn


def _next_step_turn(section: str, *, prefix: str = "") -> dict[str, Any]:
    lead = f"{prefix} " if prefix else ""
    return assistant_turn(
        f"{lead}接下来建议补充{SECTION_HEADINGS[section]}。你想继续这类经历，还是改选其他经历类型？",
        [_section_choice_card(section)],
        mode=ComposerMode.CHAT,
    )


def _section_choice_card(recommended: str) -> dict[str, Any]:
    return component(
        "ChoiceChips",
        module="builder_next_section",
        title=u("选择下一步"),
        description=f"{u('建议先补充')}{SECTION_HEADINGS[recommended]}{u('，也可以换一种经历、推荐岗位技能，或直接完成。')}",
        options=[
            *({"value": kind, "label": heading} for kind, heading in SECTION_HEADINGS.items()),
            {"value": "builder_recommend_skills", "label": u("推荐岗位技能")},
            {"value": "builder_finish", "label": u("完成并生成个人总结")},
        ],
        value=recommended,
    )


def _entry_choice_card(matches: list[tuple[dict[str, Any], dict[str, Any]]]) -> dict[str, Any]:
    options = [{"value": str(entry.get("id") or ""), "label": _entry_label(entry, str(section.get("kind") or ""))} for section, entry in matches]
    return component("ChoiceChips", module="builder_entry_select", title="选择要修改的经历", options=options)


def _record_card(section: str, *, title: str, value: dict[str, Any] | None = None, entry_id: Any = None, skippable: bool = False) -> dict[str, Any]:
    props: dict[str, Any] = {
        "module": "builder_identity",
        "record_type": section,
        "title": title,
        "fields": anchor_field_specs(section),
        "show_description": False,
        "require_description": False,
        "skippable": skippable,
        "skip_label": "稍后补充",
    }
    if value:
        props["value"] = value
    if entry_id:
        props["entry_id"] = entry_id
    return component("RecordFields", **props)


def _fact_prompt(section: str) -> str:
    prompts = {
        "education": "请补充这段教育经历的真实信息，例如课程项目、竞赛、实践或学习成果；没有也可以直接说没有。",
        "campus_experience": "请补充你实际承担的职责，或规模和结果中的一两项；没有也可以直接说没有。",
        "project_experience": "请补充个人动作、方法或工具，以及交付物、规模或量化结果中的一两项；没有也可以直接说没有。",
        "work_experience": "请补充个人动作、方法或工具，以及交付物、规模或量化结果中的一两项；没有也可以直接说没有。",
        "internship_experience": "请补充个人动作、方法或工具，以及交付物、规模或量化结果中的一两项；没有也可以直接说没有。",
    }
    return prompts[section]


def _entry_label(entry: dict[str, Any], kind: str) -> str:
    identity = next((str(entry.get(key) or "").strip() for key in ("school", "company", "project_name", "organization") if str(entry.get(key) or "").strip()), SECTION_HEADINGS.get(kind, "经历"))
    role = next((str(entry.get(key) or "").strip() for key in ("major", "position", "project_role", "role") if str(entry.get(key) or "").strip()), "")
    return f"{identity} · {role}" if role else identity