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101 lines
2.5 KiB
Go
101 lines
2.5 KiB
Go
package cmd
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import (
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"io"
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"os"
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"sync"
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"github.com/mickael-menu/zk/adapter/fzf"
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"github.com/mickael-menu/zk/adapter/handlebars"
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"github.com/mickael-menu/zk/adapter/markdown"
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"github.com/mickael-menu/zk/adapter/sqlite"
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"github.com/mickael-menu/zk/adapter/term"
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"github.com/mickael-menu/zk/core/zk"
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"github.com/mickael-menu/zk/util"
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"github.com/mickael-menu/zk/util/date"
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"github.com/mickael-menu/zk/util/pager"
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)
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type Container struct {
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Date date.Provider
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Logger util.Logger
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Terminal *term.Terminal
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templateLoader *handlebars.Loader
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zkOnce sync.Once
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zk *zk.Zk
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zkErr error
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}
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func NewContainer() *Container {
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date := date.NewFrozenNow()
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return &Container{
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Logger: util.NewStdLogger("zk: ", 0),
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// zk is short-lived, so we freeze the current date to use the same
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// date for any rendering during the execution.
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Date: &date,
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Terminal: term.New(),
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}
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}
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func (c *Container) OpenZk() (*zk.Zk, error) {
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c.zkOnce.Do(func() {
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c.zk, c.zkErr = zk.Open(".")
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if c.zkErr == nil {
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os.Setenv("ZK_PATH", c.zk.Path)
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}
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})
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return c.zk, c.zkErr
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}
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func (c *Container) TemplateLoader(lang string) *handlebars.Loader {
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if c.templateLoader == nil {
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handlebars.Init(lang, c.Logger, c.Terminal)
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c.templateLoader = handlebars.NewLoader()
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}
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return c.templateLoader
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}
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func (c *Container) Parser() *markdown.Parser {
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return markdown.NewParser()
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}
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func (c *Container) NoteFinder(tx sqlite.Transaction, opts fzf.NoteFinderOpts) *fzf.NoteFinder {
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notes := sqlite.NewNoteDAO(tx, c.Logger)
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return fzf.NewNoteFinder(opts, notes, c.Terminal)
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}
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// Database returns the DB instance for the given notebook, after executing any
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// pending migration.
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func (c *Container) Database(path string) (*sqlite.DB, error) {
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db, err := sqlite.Open(path)
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if err != nil {
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return nil, err
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}
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err = db.Migrate()
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return db, err
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}
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// Paginate creates an auto-closing io.Writer which will be automatically
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// paginated if noPager is false, using the user's pager.
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//
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// You can write to the pager only in the run callback.
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func (c *Container) Paginate(noPager bool, config zk.Config, run func(out io.Writer) error) error {
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pager, err := c.pager(noPager || config.Tool.Pager.IsEmpty(), config)
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if err != nil {
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return err
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}
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err = run(pager)
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pager.Close()
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return err
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}
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func (c *Container) pager(noPager bool, config zk.Config) (*pager.Pager, error) {
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if noPager || !c.Terminal.IsInteractive() {
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return pager.PassthroughPager, nil
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} else {
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return pager.New(config.Tool.Pager, c.Logger)
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}
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}
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