#!/usr/bin/env bash
set -Eeuo pipefail

SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd -- "${SCRIPT_DIR}/.." && pwd)"

VAULT_NAME="${VAULT_NAME:-content-forge}"
VAULT_PATH="${VAULT_PATH:-${PROJECT_ROOT}/content-forge}"

readonly SCRIPT_DIR
readonly PROJECT_ROOT
readonly VAULT_NAME
readonly VAULT_PATH

log() {
  printf '[init-vault] %s\n' "$*"
}

die() {
  printf '[init-vault] ERROR: %s\n' "$*" >&2
  exit 1
}

trap 'die "Command failed at line ${LINENO}: ${BASH_COMMAND}"' ERR

require_obsidian() {
  if ! command -v obsidian >/dev/null 2>&1; then
    die "Missing required command: obsidian. Run the obsidian-setup skill first."
  fi
}

register_vault() {
  # Vault registration writes directly to ~/.config/obsidian/obsidian.json.
  # The obsidian CLI has no vault-add subcommand; registration is done by
  # editing the config file (same approach as obsidian-setup/scripts/register_vault.py).
  local config_path="$HOME/.config/obsidian/obsidian.json"

  python3 -c "
import json, os, hashlib, time

vault_path = '${VAULT_PATH}'
vault_id = hashlib.md5(vault_path.encode()).hexdigest()[:16]
config_path = os.path.expanduser('${config_path}')

os.makedirs(os.path.join(vault_path, '.obsidian'), exist_ok=True)

if os.path.exists(config_path):
    with open(config_path) as f:
        config = json.load(f)
else:
    os.makedirs(os.path.dirname(config_path), exist_ok=True)
    config = {}

config['cli'] = True
config.setdefault('vaults', {})

# Check if already registered
for vid, vdata in config['vaults'].items():
    if vdata.get('path') == vault_path:
        print(f'Vault already registered: {vault_path} (id: {vid})')
        exit(0)

config['vaults'][vault_id] = {'path': vault_path, 'ts': int(time.time() * 1000)}
with open(config_path, 'w') as f:
    json.dump(config, f, indent=2)
print(f'Registered vault: {vault_path} (id: {vault_id})')
"
}

create_directories() {
  local dirs=(
    "00-inbox"
    "01-topics"
    "02-drafts"
    "03-review"
    "04-published"
    "05-assets"
    "templates"
  )

  local dir
  for dir in "${dirs[@]}"; do
    mkdir -p "${VAULT_PATH}/${dir}"
  done

  log "Ensured vault directories exist."
}

create_templates() {
  local t="${VAULT_PATH}/templates"
  mkdir -p "${t}"

  # article template — matches writing-styles.md:tech_blog structure
  if [[ ! -f "${t}/article.md" ]]; then
    cat >"${t}/article.md" <<'EOF'
---
id: ""
title: ""
slug: ""
status: "topic"
content_type: "article"
channels: []
language: "zh-CN"
source_urls: []
assets: []
cover_image: ""
template: "article"
owner: "content-forge"
created_at: ""
updated_at: ""
published_at: null
---

# 问题背景

# 核心方案

# 实现细节

# 验证结果

# 总结与扩展
EOF
    log "Created template: article"
  else
    log "Template already exists, skip: article"
  fi

  # tech-blog template — same frontmatter, tech_blog structure
  if [[ ! -f "${t}/tech-blog.md" ]]; then
    cat >"${t}/tech-blog.md" <<'EOF'
---
id: ""
title: ""
slug: ""
status: "topic"
content_type: "article"
channels: []
language: "zh-CN"
source_urls: []
assets: []
cover_image: ""
template: "tech-blog"
owner: "content-forge"
created_at: ""
updated_at: ""
published_at: null
---

# 问题背景

# 核心方案

# 实现细节

# 验证结果

# 总结与扩展
EOF
    log "Created template: tech-blog"
  else
    log "Template already exists, skip: tech-blog"
  fi

  # social-post template — matches writing-styles.md:social_short structure
  if [[ ! -f "${t}/social-post.md" ]]; then
    cat >"${t}/social-post.md" <<'EOF'
---
id: ""
title: ""
slug: ""
status: "topic"
content_type: "x-post"
channels: ["x"]
language: "zh-CN"
source_urls: []
assets: []
cover_image: ""
template: "social-post"
owner: "content-forge"
created_at: ""
updated_at: ""
published_at: null
---

<!-- Hook: 首句提出冲突、反差或问题 -->

<!-- 核心信息: 1-2 个关键观点 -->

<!-- 行动结尾: 提问、CTA 或可转发结论 -->
EOF
    log "Created template: social-post"
  else
    log "Template already exists, skip: social-post"
  fi
}

main() {
  require_obsidian
  mkdir -p "${VAULT_PATH}"
  register_vault
  create_directories
  create_templates
  log "Vault initialization complete: ${VAULT_PATH}"
}

main "$@"