cosmos-explorer/src/libs/utils.ts

export function getLocalObject(name: string) {
    const text = localStorage.getItem(name)
    if (text) {
      return JSON.parse(text)
    }
    return null
}

export function getLocalChains() {
    return 'osmosis'
}

export const percent = (num: number) => {
    return parseFloat((num * 100).toFixed(2))
}

const COUNT_ABBRS = ['', 'K', 'M', 'B', 't', 'q', 's', 'S', 'o', 'n', 'd', 'U', 'D', 'T', 'Qt', 'Qd', 'Sd', 'St']

export function formatNumber(count:number, withAbbr = false, decimals = 2) {
    const i = count === 0 ? count : Math.floor(Math.log(count) / Math.log(1000))
    let result: any = parseFloat((count / (1000 ** i)).toFixed(decimals))
    if (withAbbr && COUNT_ABBRS[i]) {
        result += `${COUNT_ABBRS[i]}`
    }
    return result
}

export function formatTokenAmount(assets: any ,tokenAmount: any, decimals = 2, tokenDenom = 'uatom', format = true) {
    const denom = tokenDenom?.denom_trace ? tokenDenom?.denom_trace?.base_denom : tokenDenom
    let amount = 0
    const asset = assets.find((a:any) => (a.base === denom))
    let exp = asset? asset.exponent: String(denom).startsWith('gravity') ? 18 : 6
    const config = Object.values(getLocalChains())
  
    amount = Number(Number(tokenAmount)) / (10 ** exp)
    if (amount > 10) {
      if (format) { return numberWithCommas(parseFloat(amount.toFixed(decimals))) }
      return parseFloat(amount.toFixed(decimals))
    }
    return parseFloat(amount.toFixed(exp))
}

export function numberWithCommas(x: any) {
    const parts = x.toString().split('.')
    parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ',')
    return parts.join('.')
}

export function tokenFormatter(tokens:any, denoms = {}, decimal = 2) {
    if (Array.isArray(tokens)) {
      return tokens.map(t => formatToken(t, denoms, decimal)).join(', ')
    }
    return formatToken(tokens, denoms, 2)
}
export function formatToken(token:any, IBCDenom = {}, decimals = 2, withDenom = true) {
    if (token) {
      const denom = IBCDenom[token.denom] || token.denom
      if (withDenom) {
        return `${formatTokenAmount(token.amount, decimals, denom)} ${formatTokenDenom(denom)}`
      }
      return formatTokenAmount(token.amount, decimals, denom)
    }
    return token
  }
export function formatTokenDenom(tokenDenom:any) {
    if (tokenDenom && tokenDenom.code === undefined) {
        let denom = tokenDenom.denom_trace ? tokenDenom.denom_trace.base_denom : tokenDenom
        const chains = getLocalChains()
        const selected = localStorage.getItem('selected_chain')
        const selChain = chains[selected]
        const nativeAsset = selChain.assets.find(a => (a.base === denom))
        if (nativeAsset) {
        denom = nativeAsset.symbol
        } else {
        const config = Object.values(chains)
        config.forEach(x => {
            if (x.assets) {
            const asset = x.assets.find(a => (a.base === denom))
            if (asset) denom = asset.symbol
            }
        })
        }
        return denom.length > 10 ? `${denom.substring(0, 7).toUpperCase()}..${denom.substring(denom.length - 3)}` : denom.toUpperCase()
    }
    return ''
}

export function isToken(value: string) {
    let is = false
    if (Array.isArray(value)) {
      is = value.findIndex(x => Object.keys(x).includes('denom')) > -1
    } else {
      is = Object.keys(value).includes('denom')
    }
    return is
  }
  export function isStringArray(value: any) {
    let is = false
    if (Array.isArray(value)) {
      is = value.findIndex(x => typeof x === 'string') > -1
    }
    return is
  }

  export function isHexAddress(v: any) {
    // const re = /^[A-Z\d]{40}$/
    // return re.test(v)
    return v.length === 28
  }